Name	Flags	Card.	Type	Description & Constraints    Filter: Bindings Constraints Obligations
Dosage	C	0..*	CHEMEDDosageMedicationRequest	CH EMED Dosage (MedicationRequest) Constraints: ch-dosage-4, ch-dosage-3, base-dosage-text
extension	D	0..*	Extension	✕ This element is not supported Slice: Unordered, Open by value:url
text	SΣD	0..1	string	Narrative representation of the full dosage (including split dosage elements if they exist) information. SHOULD be provided.
additionalInstruction	Σ	0..*	CodeableConcept	Supplemental instruction or warnings to the patient - e.g. "with meals", "may cause drowsiness" Binding: SNOMEDCTAdditionalDosageInstructions (example): A coded concept identifying additional instructions such as "take with water" or "avoid operating heavy machinery".
extension	D	0..*	Extension	✕ This element is not supported Slice: Unordered, Open by value:url
text	Σ	1..1	string	Plain text representation of the concept
patientInstruction	SΣ	0..1	string	Patient instructions (e.g. 'take with food'), incl. free text dosage instructions (e.g. for complex dosage)
timing	Σ	0..1	Timing	When medication should be administered
id	D	0..1	string	✕ This element is not supported
extension	D	0..*	Extension	✕ This element is not supported Slice: Unordered, Open by value:url
event	ΣD	0..*	dateTime	✕ This element is not supported
repeat	ΣC	0..1	Element	When the event is to occur Constraints: tim-1, tim-2, tim-4, tim-5, tim-6, tim-7, tim-8, tim-9, tim-10
id	D	0..1	string	✕ This element is not supported
extension	D	0..*	Extension	✕ This element is not supported Slice: Unordered, Open by value:url
Slices for bounds[x]	Σ	0..1	Period	Length/Range of lengths, or (Start and/or end) limits Slice: Unordered, Closed by type:$this
bounds[x]:boundsPeriod	SΣ	0..1	Period	Start and/or end of treatment
count	ΣD	0..1	positiveInt	✕ This element is not supported
countMax	ΣD	0..1	positiveInt	✕ This element is not supported
duration	ΣD	0..1	decimal	✕ This element is not supported
durationMax	ΣD	0..1	decimal	✕ This element is not supported
durationUnit	ΣD	0..1	code	✕ This element is not supported Binding: UnitsOfTime (required): A unit of time (units from UCUM).
frequency	ΣD	0..1	positiveInt	✕ This element is not supported
frequencyMax	ΣD	0..1	positiveInt	✕ This element is not supported
period	ΣD	0..1	decimal	✕ This element is not supported
periodMax	ΣD	0..1	decimal	✕ This element is not supported
periodUnit	ΣD	0..1	code	✕ This element is not supported Binding: UnitsOfTime (required): A unit of time (units from UCUM).
dayOfWeek	ΣD	0..*	code	✕ This element is not supported Binding: DaysOfWeek (required)
timeOfDay	ΣD	0..*	time	✕ This element is not supported
when	SΣC	0..*	code	... It shall only contain values from Event Timings Binding: EventTiming (required): Real world event relating to the schedule. Constraints: ch-emed-event-timing, only-standard-event-timings
offset	ΣD	0..1	unsignedInt	✕ This element is not supported
code	ΣD	0..1	CodeableConcept	✕ This element is not supported Binding: TimingAbbreviation (preferred): Code for a known / defined timing pattern.
Slices for asNeeded[x]	Σ	0..1	boolean	Take "as needed" (for x) Slice: Unordered, Closed by type:$this
asNeeded[x]:asNeededBoolean	Σ	0..1	boolean	In reserve (to be taken by the patient only if the need arises - e.g. pains)
site	ΣD	0..1	CodeableConcept	✕ This element is not supported Binding: SNOMEDCTAnatomicalStructureForAdministrationSiteCodes (example): A coded concept describing the site location the medicine enters into or onto the body.
extension	D	0..*	Extension	✕ This element is not supported Slice: Unordered, Open by value:url
text	Σ	1..1	string	Plain text representation of the concept
route	Σ	0..1	CodeableConcept	Route of administration Binding: EDQM - RouteOfAdministration (required)
extension	D	0..*	Extension	✕ This element is not supported Slice: Unordered, Open by value:url
coding	SΣ	1..*	Coding	Code defined by a terminology system
system	Σ	1..1	uri	Identity of the terminology system
code	Σ	1..1	code	Symbol in syntax defined by the system
text	Σ	1..1	string	Plain text representation of the concept
method	ΣD	0..1	CodeableConcept	✕ This element is not supported Binding: EDQM - Administration Method (required)
extension	D	0..*	Extension	✕ This element is not supported Slice: Unordered, Open by value:url
coding	Σ	1..*	Coding	Code defined by a terminology system
system	Σ	1..1	uri	Identity of the terminology system
code	Σ	1..1	code	Symbol in syntax defined by the system
text	Σ	1..1	string	Plain text representation of the concept
doseAndRate	Σ	0..1	Element	Amount of medication administered
type	ΣD	0..1	CodeableConcept	✕ This element is not supported Binding: DoseAndRateType (example): The kind of dose or rate specified.
Slices for dose[x]	SΣ	0..1		Amount of medication per dose Slice: Unordered, Closed by type:$this
doseRange			Range(CHCoreRangeWithEmedUnits)
doseQuantity			Quantity(CHCoreQuantityWithEmedUnits)
dose[x]:doseQuantity	SΣ	0..1	CHEMEDEPRAmountQuantity	Amount of medication per dose
dose[x]:doseRange	SΣ	0..1	CHEMEDEPRAmountRange	Amount of medication per dose
rate[x]	Σ	0..1	CHEMEDEPRRatioAmountPerTime	Amount of medication per unit of time
maxDosePerPeriod	Σ	0..1	CHEMEDEPRRatioAmountPerTime	Upper limit on medication per unit of time
maxDosePerAdministration	Σ	0..1	CHEMEDEPRAmountQuantity	Upper limit on medication per administration
maxDosePerLifetime	ΣD	0..1	CHEMEDEPRAmountQuantity	✕ This element is not supported
Documentation for this format

Terminology Bindings

Path	Status	Usage	ValueSet	Version	Source
Dosage.additionalInstruction	Base	example	SNOMED CT Additional Dosage Instructions	📦4.0.1	FHIR Std.
Dosage.timing.repeat.​durationUnit	Base	required	UnitsOfTime	📍4.0.1	FHIR Std.
Dosage.timing.repeat.​periodUnit	Base	required	UnitsOfTime	📍4.0.1	FHIR Std.
Dosage.timing.repeat.​dayOfWeek	Base	required	DaysOfWeek	📍4.0.1	FHIR Std.
Dosage.timing.repeat.​when	Base	required	EventTiming	📍4.0.1	FHIR Std.
Dosage.timing.code	Base	preferred	TimingAbbreviation	📦4.0.1	FHIR Std.
Dosage.site	Base	example	SNOMED CT Anatomical Structure for Administration Site Codes	📦4.0.1	FHIR Std.
Dosage.route	Base	required	EDQM - RouteOfAdministration	📦3.2.0	CH Term v3.2
Dosage.method	Base	required	EDQM - Administration Method	📦3.2.0	CH Term v3.2
Dosage.doseAndRate.type	Base	example	DoseAndRateType	📦4.0.1	FHIR Std.

Constraints

Id	Grade	Path(s)	Description	Expression
base-dosage-text	warning	Dosage	It is a strong recommendation that the base dosage should contain the whole dosage information as narrative, including the information from split dosage elements.	text.exists() and text.trim().length() > 0
ch-dosage-3	error	Dosage	Patient instruction/free text dosage instruction, or timing and dose/rate has to be specified	patientInstruction.exists() or (timing.exists() and doseAndRate.exists())
ch-dosage-4	error	Dosage	For split dosage timing event and dose/rate are required	sequence.exists() implies (timing.repeat.when.exists() and doseAndRate.dose.exists())
ch-emed-event-timing	warning	Dosage.timing.repeat.when	For the representation of the time of administration according to the 1-1-1-1 scheme, the values MORN-NOON-EVE-NIGHT are highly recommended.	$this='MORN' or $this='NOON' or $this='EVE' or $this='NIGHT'
ele-1	error	**ALL** elements	All FHIR elements must have a @value or children	hasValue() or (children().count() > id.count())
ext-1	error	**ALL** extensions	Must have either extensions or value[x], not both	extension.exists() != value.exists()
only-standard-event-timings	error	Dosage.timing.repeat.when	The timing event shall only be 'MORN', 'NOON', 'EVE' or 'NIGHT'.	$this = 'MORN' or $this = 'NOON' or $this = 'EVE' or $this = 'NIGHT'
tim-1	error	Dosage.timing.repeat	if there's a duration, there needs to be duration units	duration.empty() or durationUnit.exists()
tim-2	error	Dosage.timing.repeat	if there's a period, there needs to be period units	period.empty() or periodUnit.exists()
tim-4	error	Dosage.timing.repeat	duration SHALL be a non-negative value	duration.exists() implies duration >= 0
tim-5	error	Dosage.timing.repeat	period SHALL be a non-negative value	period.exists() implies period >= 0
tim-6	error	Dosage.timing.repeat	If there's a periodMax, there must be a period	periodMax.empty() or period.exists()
tim-7	error	Dosage.timing.repeat	If there's a durationMax, there must be a duration	durationMax.empty() or duration.exists()
tim-8	error	Dosage.timing.repeat	If there's a countMax, there must be a count	countMax.empty() or count.exists()
tim-9	error	Dosage.timing.repeat	If there's an offset, there must be a when (and not C, CM, CD, CV)	offset.empty() or (when.exists() and ((when in ('C' | 'CM' | 'CD' | 'CV')).not()))
tim-10	error	Dosage.timing.repeat	If there's a timeOfDay, there cannot be a when, or vice versa	timeOfDay.empty() or when.empty()

Name	Flags	Card.	Type	Description & Constraints    Filter: Bindings Constraints Obligations
Dosage	C	0..*	CHEMEDDosageMedicationRequest	CH EMED Dosage (MedicationRequest) Constraints: base-dosage-text
extension	D	0..*	Extension	✕ This element is not supported
modifierExtension		0..0		Extension
text	SD	0..1	string	Narrative representation of the full dosage (including split dosage elements if they exist) information. SHOULD be provided.
additionalInstruction		0..*	CodeableConcept	Supplemental instruction or warnings to the patient - e.g. "with meals", "may cause drowsiness"
extension	D	0..*	Extension	✕ This element is not supported
text		1..1	string	Plain text representation of the concept
patientInstruction		0..1	string	Patient instructions (e.g. 'take with food'), incl. free text dosage instructions (e.g. for complex dosage)
timing
id	D	0..1	string	✕ This element is not supported
extension	D	0..*	Extension	✕ This element is not supported
modifierExtension		0..0		Extension
event	D	0..*	dateTime	✕ This element is not supported
repeat
id	D	0..1	string	✕ This element is not supported
extension	D	0..*	Extension	✕ This element is not supported
bounds[x]		0..1	Period	Length/Range of lengths, or (Start and/or end) limits
count	D	0..1	positiveInt	✕ This element is not supported
countMax	D	0..1	positiveInt	✕ This element is not supported
duration	D	0..1	decimal	✕ This element is not supported
durationMax	D	0..1	decimal	✕ This element is not supported
durationUnit	D	0..1	code	✕ This element is not supported
frequency	D	0..1	positiveInt	✕ This element is not supported
frequencyMax	D	0..1	positiveInt	✕ This element is not supported
period	D	0..1	decimal	✕ This element is not supported
periodMax	D	0..1	decimal	✕ This element is not supported
periodUnit	D	0..1	code	✕ This element is not supported
dayOfWeek	D	0..*	code	✕ This element is not supported
timeOfDay	D	0..*	time	✕ This element is not supported
when	C	0..*	code	... It shall only contain values from Event Timings Constraints: only-standard-event-timings
offset	D	0..1	unsignedInt	✕ This element is not supported
code	D	0..1	CodeableConcept	✕ This element is not supported
asNeeded[x]		0..1	boolean	Take "as needed" (for x)
Slices for asNeeded[x]				Content/Rules for all slices
asNeeded[x]:asNeededBoolean		0..1	boolean	In reserve (to be taken by the patient only if the need arises - e.g. pains)
site	D	0..1	CodeableConcept	✕ This element is not supported
extension	D	0..*	Extension	✕ This element is not supported
text		1..1	string	Plain text representation of the concept
route		0..1	CodeableConcept	Route of administration
extension	D	0..*	Extension	✕ This element is not supported
text		1..1	string	Plain text representation of the concept
method	D	0..1	CodeableConcept	✕ This element is not supported
extension	D	0..*	Extension	✕ This element is not supported
text		1..1	string	Plain text representation of the concept
doseAndRate
type	D	0..1	CodeableConcept	✕ This element is not supported
Slices for dose[x]		0..1	CHCoreRangeWithEmedUnits, CHCoreQuantityWithEmedUnits	Amount of medication per dose Slice: Unordered, Open by type:$this
dose[x]:doseQuantity		0..1	CHEMEDEPRAmountQuantity	Amount of medication per dose
dose[x]:doseRange		0..1	CHEMEDEPRAmountRange	Amount of medication per dose
rate[x]		0..1	CHEMEDEPRRatioAmountPerTime	Amount of medication per unit of time
maxDosePerPeriod		0..1	CHEMEDEPRRatioAmountPerTime	Upper limit on medication per unit of time
maxDosePerAdministration		0..1	CHEMEDEPRAmountQuantity	Upper limit on medication per administration
maxDosePerLifetime	D	0..1	CHEMEDEPRAmountQuantity	✕ This element is not supported
Documentation for this format

Constraints

Id	Grade	Path(s)	Description	Expression
base-dosage-text	warning	Dosage	It is a strong recommendation that the base dosage should contain the whole dosage information as narrative, including the information from split dosage elements.	text.exists() and text.trim().length() > 0
only-standard-event-timings	error	Dosage.timing.repeat.when	The timing event shall only be 'MORN', 'NOON', 'EVE' or 'NIGHT'.	$this = 'MORN' or $this = 'NOON' or $this = 'EVE' or $this = 'NIGHT'

Name	Flags	Card.	Type	Description & Constraints    Filter: Bindings Constraints Obligations
Dosage	C	0..*	CHEMEDDosageMedicationRequest	CH EMED Dosage (MedicationRequest) Constraints: ch-dosage-4, ch-dosage-3, base-dosage-text
id		0..1	string	Unique id for inter-element referencing
extension	D	0..*	Extension	✕ This element is not supported Slice: Unordered, Open by value:url
sequence	ΣC	0..1	integer	The order of the dosage instructions Constraints: ch-dosage-1
text	SΣD	0..1	string	Narrative representation of the full dosage (including split dosage elements if they exist) information. SHOULD be provided.
additionalInstruction	Σ	0..*	CodeableConcept	Supplemental instruction or warnings to the patient - e.g. "with meals", "may cause drowsiness" Binding: SNOMEDCTAdditionalDosageInstructions (example): A coded concept identifying additional instructions such as "take with water" or "avoid operating heavy machinery".
id		0..1	string	Unique id for inter-element referencing
extension	D	0..*	Extension	✕ This element is not supported Slice: Unordered, Open by value:url
coding	Σ	0..*	Coding	Code defined by a terminology system
text	Σ	1..1	string	Plain text representation of the concept
patientInstruction	SΣ	0..1	string	Patient instructions (e.g. 'take with food'), incl. free text dosage instructions (e.g. for complex dosage)
timing	Σ	0..1	Timing	When medication should be administered
id	D	0..1	string	✕ This element is not supported
extension	D	0..*	Extension	✕ This element is not supported Slice: Unordered, Open by value:url
event	ΣD	0..*	dateTime	✕ This element is not supported
repeat	ΣC	0..1	Element	When the event is to occur Constraints: tim-1, tim-2, tim-4, tim-5, tim-6, tim-7, tim-8, tim-9, tim-10
id	D	0..1	string	✕ This element is not supported
extension	D	0..*	Extension	✕ This element is not supported Slice: Unordered, Open by value:url
Slices for bounds[x]	Σ	0..1	Period	Length/Range of lengths, or (Start and/or end) limits Slice: Unordered, Closed by type:$this
bounds[x]:boundsPeriod	SΣ	0..1	Period	Start and/or end of treatment
count	ΣD	0..1	positiveInt	✕ This element is not supported
countMax	ΣD	0..1	positiveInt	✕ This element is not supported
duration	ΣD	0..1	decimal	✕ This element is not supported
durationMax	ΣD	0..1	decimal	✕ This element is not supported
durationUnit	ΣD	0..1	code	✕ This element is not supported Binding: UnitsOfTime (required): A unit of time (units from UCUM).
frequency	ΣD	0..1	positiveInt	✕ This element is not supported
frequencyMax	ΣD	0..1	positiveInt	✕ This element is not supported
period	ΣD	0..1	decimal	✕ This element is not supported
periodMax	ΣD	0..1	decimal	✕ This element is not supported
periodUnit	ΣD	0..1	code	✕ This element is not supported Binding: UnitsOfTime (required): A unit of time (units from UCUM).
dayOfWeek	ΣD	0..*	code	✕ This element is not supported Binding: DaysOfWeek (required)
timeOfDay	ΣD	0..*	time	✕ This element is not supported
when	SΣC	0..*	code	... It shall only contain values from Event Timings Binding: EventTiming (required): Real world event relating to the schedule. Constraints: ch-emed-event-timing, only-standard-event-timings
offset	ΣD	0..1	unsignedInt	✕ This element is not supported
code	ΣD	0..1	CodeableConcept	✕ This element is not supported Binding: TimingAbbreviation (preferred): Code for a known / defined timing pattern.
Slices for asNeeded[x]	Σ	0..1	boolean	Take "as needed" (for x) Slice: Unordered, Closed by type:$this
asNeeded[x]:asNeededBoolean	Σ	0..1	boolean	In reserve (to be taken by the patient only if the need arises - e.g. pains)
site	ΣD	0..1	CodeableConcept	✕ This element is not supported Binding: SNOMEDCTAnatomicalStructureForAdministrationSiteCodes (example): A coded concept describing the site location the medicine enters into or onto the body.
id		0..1	string	Unique id for inter-element referencing
extension	D	0..*	Extension	✕ This element is not supported Slice: Unordered, Open by value:url
coding	Σ	0..*	Coding	Code defined by a terminology system
text	Σ	1..1	string	Plain text representation of the concept
route	Σ	0..1	CodeableConcept	Route of administration Binding: EDQM - RouteOfAdministration (required)
id		0..1	string	Unique id for inter-element referencing
extension	D	0..*	Extension	✕ This element is not supported Slice: Unordered, Open by value:url
coding	SΣ	1..*	Coding	Code defined by a terminology system
id		0..1	string	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations Slice: Unordered, Open by value:url
system	Σ	1..1	uri	Identity of the terminology system
version	Σ	0..1	string	Version of the system - if relevant
code	Σ	1..1	code	Symbol in syntax defined by the system
display	Σ	0..1	string	Representation defined by the system
userSelected	Σ	0..1	boolean	If this coding was chosen directly by the user
text	Σ	1..1	string	Plain text representation of the concept
method	ΣD	0..1	CodeableConcept	✕ This element is not supported Binding: EDQM - Administration Method (required)
id		0..1	string	Unique id for inter-element referencing
extension	D	0..*	Extension	✕ This element is not supported Slice: Unordered, Open by value:url
coding	Σ	1..*	Coding	Code defined by a terminology system
id		0..1	string	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations Slice: Unordered, Open by value:url
system	Σ	1..1	uri	Identity of the terminology system
version	Σ	0..1	string	Version of the system - if relevant
code	Σ	1..1	code	Symbol in syntax defined by the system
display	Σ	0..1	string	Representation defined by the system
userSelected	Σ	0..1	boolean	If this coding was chosen directly by the user
text	Σ	1..1	string	Plain text representation of the concept
doseAndRate	Σ	0..1	Element	Amount of medication administered
id		0..1	string	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations Slice: Unordered, Open by value:url
type	ΣD	0..1	CodeableConcept	✕ This element is not supported Binding: DoseAndRateType (example): The kind of dose or rate specified.
Slices for dose[x]	SΣ	0..1		Amount of medication per dose Slice: Unordered, Closed by type:$this
doseRange			Range(CHCoreRangeWithEmedUnits)
doseQuantity			Quantity(CHCoreQuantityWithEmedUnits)
dose[x]:doseQuantity	SΣ	0..1	CHEMEDEPRAmountQuantity	Amount of medication per dose
dose[x]:doseRange	SΣ	0..1	CHEMEDEPRAmountRange	Amount of medication per dose
rate[x]	Σ	0..1	CHEMEDEPRRatioAmountPerTime	Amount of medication per unit of time
maxDosePerPeriod	Σ	0..1	CHEMEDEPRRatioAmountPerTime	Upper limit on medication per unit of time
maxDosePerAdministration	Σ	0..1	CHEMEDEPRAmountQuantity	Upper limit on medication per administration
maxDosePerLifetime	ΣD	0..1	CHEMEDEPRAmountQuantity	✕ This element is not supported
Documentation for this format

Terminology Bindings

Path	Status	Usage	ValueSet	Version	Source
Dosage.additionalInstruction	Base	example	SNOMED CT Additional Dosage Instructions	📦4.0.1	FHIR Std.
Dosage.timing.repeat.​durationUnit	Base	required	UnitsOfTime	📍4.0.1	FHIR Std.
Dosage.timing.repeat.​periodUnit	Base	required	UnitsOfTime	📍4.0.1	FHIR Std.
Dosage.timing.repeat.​dayOfWeek	Base	required	DaysOfWeek	📍4.0.1	FHIR Std.
Dosage.timing.repeat.​when	Base	required	EventTiming	📍4.0.1	FHIR Std.
Dosage.timing.code	Base	preferred	TimingAbbreviation	📦4.0.1	FHIR Std.
Dosage.site	Base	example	SNOMED CT Anatomical Structure for Administration Site Codes	📦4.0.1	FHIR Std.
Dosage.route	Base	required	EDQM - RouteOfAdministration	📦3.2.0	CH Term v3.2
Dosage.method	Base	required	EDQM - Administration Method	📦3.2.0	CH Term v3.2
Dosage.doseAndRate.type	Base	example	DoseAndRateType	📦4.0.1	FHIR Std.

Constraints

Id	Grade	Path(s)	Description	Expression
base-dosage-text	warning	Dosage	It is a strong recommendation that the base dosage should contain the whole dosage information as narrative, including the information from split dosage elements.	text.exists() and text.trim().length() > 0
ch-dosage-1	error	Dosage.sequence	No sequence number (for one dosage element) or sequence number = 1 (for more than one dosage element)	$this.count() = 0 or $this = 1
ch-dosage-3	error	Dosage	Patient instruction/free text dosage instruction, or timing and dose/rate has to be specified	patientInstruction.exists() or (timing.exists() and doseAndRate.exists())
ch-dosage-4	error	Dosage	For split dosage timing event and dose/rate are required	sequence.exists() implies (timing.repeat.when.exists() and doseAndRate.dose.exists())
ch-emed-event-timing	warning	Dosage.timing.repeat.when	For the representation of the time of administration according to the 1-1-1-1 scheme, the values MORN-NOON-EVE-NIGHT are highly recommended.	$this='MORN' or $this='NOON' or $this='EVE' or $this='NIGHT'
ele-1	error	**ALL** elements	All FHIR elements must have a @value or children	hasValue() or (children().count() > id.count())
ext-1	error	**ALL** extensions	Must have either extensions or value[x], not both	extension.exists() != value.exists()
only-standard-event-timings	error	Dosage.timing.repeat.when	The timing event shall only be 'MORN', 'NOON', 'EVE' or 'NIGHT'.	$this = 'MORN' or $this = 'NOON' or $this = 'EVE' or $this = 'NIGHT'
tim-1	error	Dosage.timing.repeat	if there's a duration, there needs to be duration units	duration.empty() or durationUnit.exists()
tim-2	error	Dosage.timing.repeat	if there's a period, there needs to be period units	period.empty() or periodUnit.exists()
tim-4	error	Dosage.timing.repeat	duration SHALL be a non-negative value	duration.exists() implies duration >= 0
tim-5	error	Dosage.timing.repeat	period SHALL be a non-negative value	period.exists() implies period >= 0
tim-6	error	Dosage.timing.repeat	If there's a periodMax, there must be a period	periodMax.empty() or period.exists()
tim-7	error	Dosage.timing.repeat	If there's a durationMax, there must be a duration	durationMax.empty() or duration.exists()
tim-8	error	Dosage.timing.repeat	If there's a countMax, there must be a count	countMax.empty() or count.exists()
tim-9	error	Dosage.timing.repeat	If there's an offset, there must be a when (and not C, CM, CD, CV)	offset.empty() or (when.exists() and ((when in ('C' | 'CM' | 'CD' | 'CV')).not()))
tim-10	error	Dosage.timing.repeat	If there's a timeOfDay, there cannot be a when, or vice versa	timeOfDay.empty() or when.empty()

Summary

Mandatory: 0 element(4 nested mandatory elements)
Must-Support: 1 element
Prohibited: 2 elements

Structures

This structure refers to these other structures:

• Amount Quantity (http://fhir.ch/ig/ch-emed-epr/StructureDefinition/ch-emed-epr-amount-quantity)
• Amount Range (http://fhir.ch/ig/ch-emed-epr/StructureDefinition/ch-emed-epr-amount-range)
• Ratio (Amount / Time) (http://fhir.ch/ig/ch-emed-epr/StructureDefinition/ch-emed-epr-ratio-amount-per-time)

Slices

This structure defines the following Slices:

• The element 1 is sliced based on the value of Dosage.doseAndRate.dose[x]

Name	Flags	Card.	Type	Description & Constraints    Filter: Bindings Constraints Obligations
Dosage	C	0..*	CHEMEDDosageMedicationRequest	CH EMED Dosage (MedicationRequest) Constraints: ch-dosage-4, ch-dosage-3, base-dosage-text
extension	D	0..*	Extension	✕ This element is not supported Slice: Unordered, Open by value:url
text	SΣD	0..1	string	Narrative representation of the full dosage (including split dosage elements if they exist) information. SHOULD be provided.
additionalInstruction	Σ	0..*	CodeableConcept	Supplemental instruction or warnings to the patient - e.g. "with meals", "may cause drowsiness" Binding: SNOMEDCTAdditionalDosageInstructions (example): A coded concept identifying additional instructions such as "take with water" or "avoid operating heavy machinery".
extension	D	0..*	Extension	✕ This element is not supported Slice: Unordered, Open by value:url
text	Σ	1..1	string	Plain text representation of the concept
patientInstruction	SΣ	0..1	string	Patient instructions (e.g. 'take with food'), incl. free text dosage instructions (e.g. for complex dosage)
timing	Σ	0..1	Timing	When medication should be administered
id	D	0..1	string	✕ This element is not supported
extension	D	0..*	Extension	✕ This element is not supported Slice: Unordered, Open by value:url
event	ΣD	0..*	dateTime	✕ This element is not supported
repeat	ΣC	0..1	Element	When the event is to occur Constraints: tim-1, tim-2, tim-4, tim-5, tim-6, tim-7, tim-8, tim-9, tim-10
id	D	0..1	string	✕ This element is not supported
extension	D	0..*	Extension	✕ This element is not supported Slice: Unordered, Open by value:url
Slices for bounds[x]	Σ	0..1	Period	Length/Range of lengths, or (Start and/or end) limits Slice: Unordered, Closed by type:$this
bounds[x]:boundsPeriod	SΣ	0..1	Period	Start and/or end of treatment
count	ΣD	0..1	positiveInt	✕ This element is not supported
countMax	ΣD	0..1	positiveInt	✕ This element is not supported
duration	ΣD	0..1	decimal	✕ This element is not supported
durationMax	ΣD	0..1	decimal	✕ This element is not supported
durationUnit	ΣD	0..1	code	✕ This element is not supported Binding: UnitsOfTime (required): A unit of time (units from UCUM).
frequency	ΣD	0..1	positiveInt	✕ This element is not supported
frequencyMax	ΣD	0..1	positiveInt	✕ This element is not supported
period	ΣD	0..1	decimal	✕ This element is not supported
periodMax	ΣD	0..1	decimal	✕ This element is not supported
periodUnit	ΣD	0..1	code	✕ This element is not supported Binding: UnitsOfTime (required): A unit of time (units from UCUM).
dayOfWeek	ΣD	0..*	code	✕ This element is not supported Binding: DaysOfWeek (required)
timeOfDay	ΣD	0..*	time	✕ This element is not supported
when	SΣC	0..*	code	... It shall only contain values from Event Timings Binding: EventTiming (required): Real world event relating to the schedule. Constraints: ch-emed-event-timing, only-standard-event-timings
offset	ΣD	0..1	unsignedInt	✕ This element is not supported
code	ΣD	0..1	CodeableConcept	✕ This element is not supported Binding: TimingAbbreviation (preferred): Code for a known / defined timing pattern.
Slices for asNeeded[x]	Σ	0..1	boolean	Take "as needed" (for x) Slice: Unordered, Closed by type:$this
asNeeded[x]:asNeededBoolean	Σ	0..1	boolean	In reserve (to be taken by the patient only if the need arises - e.g. pains)
site	ΣD	0..1	CodeableConcept	✕ This element is not supported Binding: SNOMEDCTAnatomicalStructureForAdministrationSiteCodes (example): A coded concept describing the site location the medicine enters into or onto the body.
extension	D	0..*	Extension	✕ This element is not supported Slice: Unordered, Open by value:url
text	Σ	1..1	string	Plain text representation of the concept
route	Σ	0..1	CodeableConcept	Route of administration Binding: EDQM - RouteOfAdministration (required)
extension	D	0..*	Extension	✕ This element is not supported Slice: Unordered, Open by value:url
coding	SΣ	1..*	Coding	Code defined by a terminology system
system	Σ	1..1	uri	Identity of the terminology system
code	Σ	1..1	code	Symbol in syntax defined by the system
text	Σ	1..1	string	Plain text representation of the concept
method	ΣD	0..1	CodeableConcept	✕ This element is not supported Binding: EDQM - Administration Method (required)
extension	D	0..*	Extension	✕ This element is not supported Slice: Unordered, Open by value:url
coding	Σ	1..*	Coding	Code defined by a terminology system
system	Σ	1..1	uri	Identity of the terminology system
code	Σ	1..1	code	Symbol in syntax defined by the system
text	Σ	1..1	string	Plain text representation of the concept
doseAndRate	Σ	0..1	Element	Amount of medication administered
type	ΣD	0..1	CodeableConcept	✕ This element is not supported Binding: DoseAndRateType (example): The kind of dose or rate specified.
Slices for dose[x]	SΣ	0..1		Amount of medication per dose Slice: Unordered, Closed by type:$this
doseRange			Range(CHCoreRangeWithEmedUnits)
doseQuantity			Quantity(CHCoreQuantityWithEmedUnits)
dose[x]:doseQuantity	SΣ	0..1	CHEMEDEPRAmountQuantity	Amount of medication per dose
dose[x]:doseRange	SΣ	0..1	CHEMEDEPRAmountRange	Amount of medication per dose
rate[x]	Σ	0..1	CHEMEDEPRRatioAmountPerTime	Amount of medication per unit of time
maxDosePerPeriod	Σ	0..1	CHEMEDEPRRatioAmountPerTime	Upper limit on medication per unit of time
maxDosePerAdministration	Σ	0..1	CHEMEDEPRAmountQuantity	Upper limit on medication per administration
maxDosePerLifetime	ΣD	0..1	CHEMEDEPRAmountQuantity	✕ This element is not supported
Documentation for this format

Terminology Bindings

Path	Status	Usage	ValueSet	Version	Source
Dosage.additionalInstruction	Base	example	SNOMED CT Additional Dosage Instructions	📦4.0.1	FHIR Std.
Dosage.timing.repeat.​durationUnit	Base	required	UnitsOfTime	📍4.0.1	FHIR Std.
Dosage.timing.repeat.​periodUnit	Base	required	UnitsOfTime	📍4.0.1	FHIR Std.
Dosage.timing.repeat.​dayOfWeek	Base	required	DaysOfWeek	📍4.0.1	FHIR Std.
Dosage.timing.repeat.​when	Base	required	EventTiming	📍4.0.1	FHIR Std.
Dosage.timing.code	Base	preferred	TimingAbbreviation	📦4.0.1	FHIR Std.
Dosage.site	Base	example	SNOMED CT Anatomical Structure for Administration Site Codes	📦4.0.1	FHIR Std.
Dosage.route	Base	required	EDQM - RouteOfAdministration	📦3.2.0	CH Term v3.2
Dosage.method	Base	required	EDQM - Administration Method	📦3.2.0	CH Term v3.2
Dosage.doseAndRate.type	Base	example	DoseAndRateType	📦4.0.1	FHIR Std.

Constraints

Id	Grade	Path(s)	Description	Expression
base-dosage-text	warning	Dosage	It is a strong recommendation that the base dosage should contain the whole dosage information as narrative, including the information from split dosage elements.	text.exists() and text.trim().length() > 0
ch-dosage-3	error	Dosage	Patient instruction/free text dosage instruction, or timing and dose/rate has to be specified	patientInstruction.exists() or (timing.exists() and doseAndRate.exists())
ch-dosage-4	error	Dosage	For split dosage timing event and dose/rate are required	sequence.exists() implies (timing.repeat.when.exists() and doseAndRate.dose.exists())
ch-emed-event-timing	warning	Dosage.timing.repeat.when	For the representation of the time of administration according to the 1-1-1-1 scheme, the values MORN-NOON-EVE-NIGHT are highly recommended.	$this='MORN' or $this='NOON' or $this='EVE' or $this='NIGHT'
ele-1	error	**ALL** elements	All FHIR elements must have a @value or children	hasValue() or (children().count() > id.count())
ext-1	error	**ALL** extensions	Must have either extensions or value[x], not both	extension.exists() != value.exists()
only-standard-event-timings	error	Dosage.timing.repeat.when	The timing event shall only be 'MORN', 'NOON', 'EVE' or 'NIGHT'.	$this = 'MORN' or $this = 'NOON' or $this = 'EVE' or $this = 'NIGHT'
tim-1	error	Dosage.timing.repeat	if there's a duration, there needs to be duration units	duration.empty() or durationUnit.exists()
tim-2	error	Dosage.timing.repeat	if there's a period, there needs to be period units	period.empty() or periodUnit.exists()
tim-4	error	Dosage.timing.repeat	duration SHALL be a non-negative value	duration.exists() implies duration >= 0
tim-5	error	Dosage.timing.repeat	period SHALL be a non-negative value	period.exists() implies period >= 0
tim-6	error	Dosage.timing.repeat	If there's a periodMax, there must be a period	periodMax.empty() or period.exists()
tim-7	error	Dosage.timing.repeat	If there's a durationMax, there must be a duration	durationMax.empty() or duration.exists()
tim-8	error	Dosage.timing.repeat	If there's a countMax, there must be a count	countMax.empty() or count.exists()
tim-9	error	Dosage.timing.repeat	If there's an offset, there must be a when (and not C, CM, CD, CV)	offset.empty() or (when.exists() and ((when in ('C' | 'CM' | 'CD' | 'CV')).not()))
tim-10	error	Dosage.timing.repeat	If there's a timeOfDay, there cannot be a when, or vice versa	timeOfDay.empty() or when.empty()

Name	Flags	Card.	Type	Description & Constraints    Filter: Bindings Constraints Obligations
Dosage	C	0..*	CHEMEDDosageMedicationRequest	CH EMED Dosage (MedicationRequest) Constraints: base-dosage-text
extension	D	0..*	Extension	✕ This element is not supported
modifierExtension		0..0		Extension
text	SD	0..1	string	Narrative representation of the full dosage (including split dosage elements if they exist) information. SHOULD be provided.
additionalInstruction		0..*	CodeableConcept	Supplemental instruction or warnings to the patient - e.g. "with meals", "may cause drowsiness"
extension	D	0..*	Extension	✕ This element is not supported
text		1..1	string	Plain text representation of the concept
patientInstruction		0..1	string	Patient instructions (e.g. 'take with food'), incl. free text dosage instructions (e.g. for complex dosage)
timing
id	D	0..1	string	✕ This element is not supported
extension	D	0..*	Extension	✕ This element is not supported
modifierExtension		0..0		Extension
event	D	0..*	dateTime	✕ This element is not supported
repeat
id	D	0..1	string	✕ This element is not supported
extension	D	0..*	Extension	✕ This element is not supported
bounds[x]		0..1	Period	Length/Range of lengths, or (Start and/or end) limits
count	D	0..1	positiveInt	✕ This element is not supported
countMax	D	0..1	positiveInt	✕ This element is not supported
duration	D	0..1	decimal	✕ This element is not supported
durationMax	D	0..1	decimal	✕ This element is not supported
durationUnit	D	0..1	code	✕ This element is not supported
frequency	D	0..1	positiveInt	✕ This element is not supported
frequencyMax	D	0..1	positiveInt	✕ This element is not supported
period	D	0..1	decimal	✕ This element is not supported
periodMax	D	0..1	decimal	✕ This element is not supported
periodUnit	D	0..1	code	✕ This element is not supported
dayOfWeek	D	0..*	code	✕ This element is not supported
timeOfDay	D	0..*	time	✕ This element is not supported
when	C	0..*	code	... It shall only contain values from Event Timings Constraints: only-standard-event-timings
offset	D	0..1	unsignedInt	✕ This element is not supported
code	D	0..1	CodeableConcept	✕ This element is not supported
asNeeded[x]		0..1	boolean	Take "as needed" (for x)
Slices for asNeeded[x]				Content/Rules for all slices
asNeeded[x]:asNeededBoolean		0..1	boolean	In reserve (to be taken by the patient only if the need arises - e.g. pains)
site	D	0..1	CodeableConcept	✕ This element is not supported
extension	D	0..*	Extension	✕ This element is not supported
text		1..1	string	Plain text representation of the concept
route		0..1	CodeableConcept	Route of administration
extension	D	0..*	Extension	✕ This element is not supported
text		1..1	string	Plain text representation of the concept
method	D	0..1	CodeableConcept	✕ This element is not supported
extension	D	0..*	Extension	✕ This element is not supported
text		1..1	string	Plain text representation of the concept
doseAndRate
type	D	0..1	CodeableConcept	✕ This element is not supported
Slices for dose[x]		0..1	CHCoreRangeWithEmedUnits, CHCoreQuantityWithEmedUnits	Amount of medication per dose Slice: Unordered, Open by type:$this
dose[x]:doseQuantity		0..1	CHEMEDEPRAmountQuantity	Amount of medication per dose
dose[x]:doseRange		0..1	CHEMEDEPRAmountRange	Amount of medication per dose
rate[x]		0..1	CHEMEDEPRRatioAmountPerTime	Amount of medication per unit of time
maxDosePerPeriod		0..1	CHEMEDEPRRatioAmountPerTime	Upper limit on medication per unit of time
maxDosePerAdministration		0..1	CHEMEDEPRAmountQuantity	Upper limit on medication per administration
maxDosePerLifetime	D	0..1	CHEMEDEPRAmountQuantity	✕ This element is not supported
Documentation for this format

Constraints

Id	Grade	Path(s)	Description	Expression
base-dosage-text	warning	Dosage	It is a strong recommendation that the base dosage should contain the whole dosage information as narrative, including the information from split dosage elements.	text.exists() and text.trim().length() > 0
only-standard-event-timings	error	Dosage.timing.repeat.when	The timing event shall only be 'MORN', 'NOON', 'EVE' or 'NIGHT'.	$this = 'MORN' or $this = 'NOON' or $this = 'EVE' or $this = 'NIGHT'

Name	Flags	Card.	Type	Description & Constraints    Filter: Bindings Constraints Obligations
Dosage	C	0..*	CHEMEDDosageMedicationRequest	CH EMED Dosage (MedicationRequest) Constraints: ch-dosage-4, ch-dosage-3, base-dosage-text
id		0..1	string	Unique id for inter-element referencing
extension	D	0..*	Extension	✕ This element is not supported Slice: Unordered, Open by value:url
sequence	ΣC	0..1	integer	The order of the dosage instructions Constraints: ch-dosage-1
text	SΣD	0..1	string	Narrative representation of the full dosage (including split dosage elements if they exist) information. SHOULD be provided.
additionalInstruction	Σ	0..*	CodeableConcept	Supplemental instruction or warnings to the patient - e.g. "with meals", "may cause drowsiness" Binding: SNOMEDCTAdditionalDosageInstructions (example): A coded concept identifying additional instructions such as "take with water" or "avoid operating heavy machinery".
id		0..1	string	Unique id for inter-element referencing
extension	D	0..*	Extension	✕ This element is not supported Slice: Unordered, Open by value:url
coding	Σ	0..*	Coding	Code defined by a terminology system
text	Σ	1..1	string	Plain text representation of the concept
patientInstruction	SΣ	0..1	string	Patient instructions (e.g. 'take with food'), incl. free text dosage instructions (e.g. for complex dosage)
timing	Σ	0..1	Timing	When medication should be administered
id	D	0..1	string	✕ This element is not supported
extension	D	0..*	Extension	✕ This element is not supported Slice: Unordered, Open by value:url
event	ΣD	0..*	dateTime	✕ This element is not supported
repeat	ΣC	0..1	Element	When the event is to occur Constraints: tim-1, tim-2, tim-4, tim-5, tim-6, tim-7, tim-8, tim-9, tim-10
id	D	0..1	string	✕ This element is not supported
extension	D	0..*	Extension	✕ This element is not supported Slice: Unordered, Open by value:url
Slices for bounds[x]	Σ	0..1	Period	Length/Range of lengths, or (Start and/or end) limits Slice: Unordered, Closed by type:$this
bounds[x]:boundsPeriod	SΣ	0..1	Period	Start and/or end of treatment
count	ΣD	0..1	positiveInt	✕ This element is not supported
countMax	ΣD	0..1	positiveInt	✕ This element is not supported
duration	ΣD	0..1	decimal	✕ This element is not supported
durationMax	ΣD	0..1	decimal	✕ This element is not supported
durationUnit	ΣD	0..1	code	✕ This element is not supported Binding: UnitsOfTime (required): A unit of time (units from UCUM).
frequency	ΣD	0..1	positiveInt	✕ This element is not supported
frequencyMax	ΣD	0..1	positiveInt	✕ This element is not supported
period	ΣD	0..1	decimal	✕ This element is not supported
periodMax	ΣD	0..1	decimal	✕ This element is not supported
periodUnit	ΣD	0..1	code	✕ This element is not supported Binding: UnitsOfTime (required): A unit of time (units from UCUM).
dayOfWeek	ΣD	0..*	code	✕ This element is not supported Binding: DaysOfWeek (required)
timeOfDay	ΣD	0..*	time	✕ This element is not supported
when	SΣC	0..*	code	... It shall only contain values from Event Timings Binding: EventTiming (required): Real world event relating to the schedule. Constraints: ch-emed-event-timing, only-standard-event-timings
offset	ΣD	0..1	unsignedInt	✕ This element is not supported
code	ΣD	0..1	CodeableConcept	✕ This element is not supported Binding: TimingAbbreviation (preferred): Code for a known / defined timing pattern.
Slices for asNeeded[x]	Σ	0..1	boolean	Take "as needed" (for x) Slice: Unordered, Closed by type:$this
asNeeded[x]:asNeededBoolean	Σ	0..1	boolean	In reserve (to be taken by the patient only if the need arises - e.g. pains)
site	ΣD	0..1	CodeableConcept	✕ This element is not supported Binding: SNOMEDCTAnatomicalStructureForAdministrationSiteCodes (example): A coded concept describing the site location the medicine enters into or onto the body.
id		0..1	string	Unique id for inter-element referencing
extension	D	0..*	Extension	✕ This element is not supported Slice: Unordered, Open by value:url
coding	Σ	0..*	Coding	Code defined by a terminology system
text	Σ	1..1	string	Plain text representation of the concept
route	Σ	0..1	CodeableConcept	Route of administration Binding: EDQM - RouteOfAdministration (required)
id		0..1	string	Unique id for inter-element referencing
extension	D	0..*	Extension	✕ This element is not supported Slice: Unordered, Open by value:url
coding	SΣ	1..*	Coding	Code defined by a terminology system
id		0..1	string	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations Slice: Unordered, Open by value:url
system	Σ	1..1	uri	Identity of the terminology system
version	Σ	0..1	string	Version of the system - if relevant
code	Σ	1..1	code	Symbol in syntax defined by the system
display	Σ	0..1	string	Representation defined by the system
userSelected	Σ	0..1	boolean	If this coding was chosen directly by the user
text	Σ	1..1	string	Plain text representation of the concept
method	ΣD	0..1	CodeableConcept	✕ This element is not supported Binding: EDQM - Administration Method (required)
id		0..1	string	Unique id for inter-element referencing
extension	D	0..*	Extension	✕ This element is not supported Slice: Unordered, Open by value:url
coding	Σ	1..*	Coding	Code defined by a terminology system
id		0..1	string	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations Slice: Unordered, Open by value:url
system	Σ	1..1	uri	Identity of the terminology system
version	Σ	0..1	string	Version of the system - if relevant
code	Σ	1..1	code	Symbol in syntax defined by the system
display	Σ	0..1	string	Representation defined by the system
userSelected	Σ	0..1	boolean	If this coding was chosen directly by the user
text	Σ	1..1	string	Plain text representation of the concept
doseAndRate	Σ	0..1	Element	Amount of medication administered
id		0..1	string	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations Slice: Unordered, Open by value:url
type	ΣD	0..1	CodeableConcept	✕ This element is not supported Binding: DoseAndRateType (example): The kind of dose or rate specified.
Slices for dose[x]	SΣ	0..1		Amount of medication per dose Slice: Unordered, Closed by type:$this
doseRange			Range(CHCoreRangeWithEmedUnits)
doseQuantity			Quantity(CHCoreQuantityWithEmedUnits)
dose[x]:doseQuantity	SΣ	0..1	CHEMEDEPRAmountQuantity	Amount of medication per dose
dose[x]:doseRange	SΣ	0..1	CHEMEDEPRAmountRange	Amount of medication per dose
rate[x]	Σ	0..1	CHEMEDEPRRatioAmountPerTime	Amount of medication per unit of time
maxDosePerPeriod	Σ	0..1	CHEMEDEPRRatioAmountPerTime	Upper limit on medication per unit of time
maxDosePerAdministration	Σ	0..1	CHEMEDEPRAmountQuantity	Upper limit on medication per administration
maxDosePerLifetime	ΣD	0..1	CHEMEDEPRAmountQuantity	✕ This element is not supported
Documentation for this format

Terminology Bindings

Path	Status	Usage	ValueSet	Version	Source
Dosage.additionalInstruction	Base	example	SNOMED CT Additional Dosage Instructions	📦4.0.1	FHIR Std.
Dosage.timing.repeat.​durationUnit	Base	required	UnitsOfTime	📍4.0.1	FHIR Std.
Dosage.timing.repeat.​periodUnit	Base	required	UnitsOfTime	📍4.0.1	FHIR Std.
Dosage.timing.repeat.​dayOfWeek	Base	required	DaysOfWeek	📍4.0.1	FHIR Std.
Dosage.timing.repeat.​when	Base	required	EventTiming	📍4.0.1	FHIR Std.
Dosage.timing.code	Base	preferred	TimingAbbreviation	📦4.0.1	FHIR Std.
Dosage.site	Base	example	SNOMED CT Anatomical Structure for Administration Site Codes	📦4.0.1	FHIR Std.
Dosage.route	Base	required	EDQM - RouteOfAdministration	📦3.2.0	CH Term v3.2
Dosage.method	Base	required	EDQM - Administration Method	📦3.2.0	CH Term v3.2
Dosage.doseAndRate.type	Base	example	DoseAndRateType	📦4.0.1	FHIR Std.

Constraints

Id	Grade	Path(s)	Description	Expression
base-dosage-text	warning	Dosage	It is a strong recommendation that the base dosage should contain the whole dosage information as narrative, including the information from split dosage elements.	text.exists() and text.trim().length() > 0
ch-dosage-1	error	Dosage.sequence	No sequence number (for one dosage element) or sequence number = 1 (for more than one dosage element)	$this.count() = 0 or $this = 1
ch-dosage-3	error	Dosage	Patient instruction/free text dosage instruction, or timing and dose/rate has to be specified	patientInstruction.exists() or (timing.exists() and doseAndRate.exists())
ch-dosage-4	error	Dosage	For split dosage timing event and dose/rate are required	sequence.exists() implies (timing.repeat.when.exists() and doseAndRate.dose.exists())
ch-emed-event-timing	warning	Dosage.timing.repeat.when	For the representation of the time of administration according to the 1-1-1-1 scheme, the values MORN-NOON-EVE-NIGHT are highly recommended.	$this='MORN' or $this='NOON' or $this='EVE' or $this='NIGHT'
ele-1	error	**ALL** elements	All FHIR elements must have a @value or children	hasValue() or (children().count() > id.count())
ext-1	error	**ALL** extensions	Must have either extensions or value[x], not both	extension.exists() != value.exists()
only-standard-event-timings	error	Dosage.timing.repeat.when	The timing event shall only be 'MORN', 'NOON', 'EVE' or 'NIGHT'.	$this = 'MORN' or $this = 'NOON' or $this = 'EVE' or $this = 'NIGHT'
tim-1	error	Dosage.timing.repeat	if there's a duration, there needs to be duration units	duration.empty() or durationUnit.exists()
tim-2	error	Dosage.timing.repeat	if there's a period, there needs to be period units	period.empty() or periodUnit.exists()
tim-4	error	Dosage.timing.repeat	duration SHALL be a non-negative value	duration.exists() implies duration >= 0
tim-5	error	Dosage.timing.repeat	period SHALL be a non-negative value	period.exists() implies period >= 0
tim-6	error	Dosage.timing.repeat	If there's a periodMax, there must be a period	periodMax.empty() or period.exists()
tim-7	error	Dosage.timing.repeat	If there's a durationMax, there must be a duration	durationMax.empty() or duration.exists()
tim-8	error	Dosage.timing.repeat	If there's a countMax, there must be a count	countMax.empty() or count.exists()
tim-9	error	Dosage.timing.repeat	If there's an offset, there must be a when (and not C, CM, CD, CV)	offset.empty() or (when.exists() and ((when in ('C' | 'CM' | 'CD' | 'CV')).not()))
tim-10	error	Dosage.timing.repeat	If there's a timeOfDay, there cannot be a when, or vice versa	timeOfDay.empty() or when.empty()

Summary

Mandatory: 0 element(4 nested mandatory elements)
Must-Support: 1 element
Prohibited: 2 elements

Structures

This structure refers to these other structures:

• Amount Quantity (http://fhir.ch/ig/ch-emed-epr/StructureDefinition/ch-emed-epr-amount-quantity)
• Amount Range (http://fhir.ch/ig/ch-emed-epr/StructureDefinition/ch-emed-epr-amount-range)
• Ratio (Amount / Time) (http://fhir.ch/ig/ch-emed-epr/StructureDefinition/ch-emed-epr-ratio-amount-per-time)

Slices

This structure defines the following Slices:

• The element 1 is sliced based on the value of Dosage.doseAndRate.dose[x]