Name	Flags	Card.	Type	Description & Constraints
Dosage			CHEMEDDosageSplit
extension	D	0..*	Extension	✕ This element is not supported
modifierExtension		0..0
text	D	0..0	string
timing
modifierExtension		0..0
event	D	0..*	dateTime	✕ This element is not supported
repeat
bounds[x]		0..1	Period	Length/Range of lengths, or (Start and/or end) limits
when	C	1..*	code	... It shall only contain values from Event Timings only-standard-event-timings: The timing event shall only be 'MORN', 'NOON', 'EVE' or 'NIGHT'.
code	D	0..1	CodeableConcept	✕ This element is not supported
site
text		1..1	string	Plain text representation of the concept
route
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]		1..1	CHEMEDRangeWithEmedUnits, CHEMEDQuantityWithEmedUnits	Amount of medication per dose Slice: Unordered, Open by type:$this
dose[x]:doseQuantity		0..1	CHEMEDEPRAmountQuantity	A fixed quantity (no comparator)
dose[x]:doseRange		0..1	CHEMEDEPRAmountRange	Set of values bounded by low and high
rate[x]		0..1	CHEMEDEPRRatioAmountPerTime	A ratio of two Quantity values - a numerator and a denominator
Documentation for this format

Constraints

Id	Grade	Path(s)	Details	Requirements
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
Dosage		0..*	CHEMEDDosageSplit	CH EMED Dosage Split (MedicationStatement / MedicationDispense / MedicationRequest)
extension		0..*	Extension	✕ This element is not supported Slice: Unordered, Open by value:url
sequence	ΣC	1..1	integer	The order of the dosage instructions
timing	Σ	1..1	Timing	When medication should be administered
event	Σ	0..*	dateTime	✕ This element is not supported
repeat	ΣC	1..1	Element	When the event is to occur
Slices for bounds[x]	Σ	0..1	Period	Length/Range of lengths, or (Start and/or end) limits Slice: Unordered, Closed by type:$this
when	SΣC	1..*	code	... It shall only contain values from Event Timings Binding: EventTiming (required): Real world event relating to the schedule. only-standard-event-timings: The timing event shall only be 'MORN', 'NOON', 'EVE' or 'NIGHT'.
code	Σ	0..1	CodeableConcept	✕ This element is not supported Binding: TimingAbbreviation (preferred): Code for a known / defined timing pattern.
doseAndRate	Σ	1..1	Element	Amount of medication administered
type	Σ	0..1	CodeableConcept	✕ This element is not supported Binding: DoseAndRateType (example): The kind of dose or rate specified.
Slices for dose[x]	SΣ	1..1		Amount of medication per dose Slice: Unordered, Closed by type:$this
doseRange			Range(CHEMEDRangeWithEmedUnits)
doseQuantity			Quantity(CHEMEDQuantityWithEmedUnits)
dose[x]:doseQuantity	SC	0..1	CHEMEDEPRAmountQuantity	A fixed quantity (no comparator)
dose[x]:doseRange	SC	0..1	CHEMEDEPRAmountRange	Set of values bounded by low and high
rate[x]	C	0..1	CHEMEDEPRRatioAmountPerTime	A ratio of two Quantity values - a numerator and a denominator
Documentation for this format

Terminology Bindings

Path	Conformance	ValueSet	URI
Dosage.timing.repeat.when	required	EventTiming http://hl7.org/fhir/ValueSet/event-timing|4.0.1 from the FHIR Standard
Dosage.timing.code	preferred	TimingAbbreviation http://hl7.org/fhir/ValueSet/timing-abbreviation from the FHIR Standard
Dosage.doseAndRate.type	example	DoseAndRateType http://hl7.org/fhir/ValueSet/dose-rate-type from the FHIR Standard

Constraints

Id	Grade	Path(s)	Details	Requirements
ch-dosage-2	error	Dosage.sequence	The sequence number must be greater than 1 : $this > 1
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'
qty-3	error	Dosage.doseAndRate.dose[x]:doseQuantity	If a code for the unit is present, the system SHALL also be present : code.empty() or system.exists()
rat-1	error	Dosage.doseAndRate.rate[x]	Numerator and denominator SHALL both be present, or both are absent. If both are absent, there SHALL be some extension present : (numerator.empty() xor denominator.exists()) and (numerator.exists() or extension.exists())
rng-2	error	Dosage.doseAndRate.dose[x]:doseRange	If present, low SHALL have a lower value than high : low.empty() or high.empty() or (low <= high)
sqty-1	error	Dosage.doseAndRate.dose[x]:doseQuantity	The comparator is not used on a SimpleQuantity : comparator.empty()
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
Dosage		0..*	CHEMEDDosageSplit	CH EMED Dosage Split (MedicationStatement / MedicationDispense / MedicationRequest)
id		0..1	string	Unique id for inter-element referencing
extension		0..*	Extension	✕ This element is not supported Slice: Unordered, Open by value:url
sequence	ΣC	1..1	integer	The order of the dosage instructions
timing	Σ	1..1	Timing	When medication should be 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
event	Σ	0..*	dateTime	✕ This element is not supported
repeat	ΣC	1..1	Element	When the event is to occur
id		0..1	string	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations 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:$this
count	Σ	0..1	positiveInt	Number of times to repeat
countMax	Σ	0..1	positiveInt	Maximum number of times to repeat
duration	Σ	0..1	decimal	How long when it happens
durationMax	Σ	0..1	decimal	How long when it happens (Max)
durationUnit	Σ	0..1	code	s | min | h | d | wk | mo | a - unit of time (UCUM) Binding: UnitsOfTime (required): A unit of time (units from UCUM).
frequency	Σ	0..1	positiveInt	Event occurs frequency times per period
frequencyMax	Σ	0..1	positiveInt	Event occurs up to frequencyMax times per period
period	Σ	0..1	decimal	Event occurs frequency times per period
periodMax	Σ	0..1	decimal	Upper limit of period (3-4 hours)
periodUnit	Σ	0..1	code	s | min | h | d | wk | mo | a - unit of time (UCUM) Binding: UnitsOfTime (required): A unit of time (units from UCUM).
dayOfWeek	Σ	0..*	code	mon | tue | wed | thu | fri | sat | sun Binding: DaysOfWeek (required)
timeOfDay	Σ	0..*	time	Time of day for action
when	SΣC	1..*	code	... It shall only contain values from Event Timings Binding: EventTiming (required): Real world event relating to the schedule. only-standard-event-timings: The timing event shall only be 'MORN', 'NOON', 'EVE' or 'NIGHT'.
offset	Σ	0..1	unsignedInt	Minutes from event (before or after)
code	Σ	0..1	CodeableConcept	✕ This element is not supported Binding: TimingAbbreviation (preferred): Code for a known / defined timing pattern.
doseAndRate	Σ	1..1	Element	Amount of medication administered
id		0..1	string	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations Slice: Unordered, Open by value:url
type	Σ	0..1	CodeableConcept	✕ This element is not supported Binding: DoseAndRateType (example): The kind of dose or rate specified.
Slices for dose[x]	SΣ	1..1		Amount of medication per dose Slice: Unordered, Closed by type:$this
doseRange			Range(CHEMEDRangeWithEmedUnits)
doseQuantity			Quantity(CHEMEDQuantityWithEmedUnits)
dose[x]:doseQuantity	SC	0..1	CHEMEDEPRAmountQuantity	A fixed quantity (no comparator)
dose[x]:doseRange	SC	0..1	CHEMEDEPRAmountRange	Set of values bounded by low and high
rate[x]	C	0..1	CHEMEDEPRRatioAmountPerTime	A ratio of two Quantity values - a numerator and a denominator
Documentation for this format

Terminology Bindings

Path	Conformance	ValueSet	URI
Dosage.timing.repeat.durationUnit	required	UnitsOfTime http://hl7.org/fhir/ValueSet/units-of-time|4.0.1 from the FHIR Standard
Dosage.timing.repeat.periodUnit	required	UnitsOfTime http://hl7.org/fhir/ValueSet/units-of-time|4.0.1 from the FHIR Standard
Dosage.timing.repeat.dayOfWeek	required	DaysOfWeek http://hl7.org/fhir/ValueSet/days-of-week|4.0.1 from the FHIR Standard
Dosage.timing.repeat.when	required	EventTiming http://hl7.org/fhir/ValueSet/event-timing|4.0.1 from the FHIR Standard
Dosage.timing.code	preferred	TimingAbbreviation http://hl7.org/fhir/ValueSet/timing-abbreviation from the FHIR Standard
Dosage.doseAndRate.type	example	DoseAndRateType http://hl7.org/fhir/ValueSet/dose-rate-type from the FHIR Standard

Constraints

Id	Grade	Path(s)	Details	Requirements
ch-dosage-2	error	Dosage.sequence	The sequence number must be greater than 1 : $this > 1
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'
qty-3	error	Dosage.doseAndRate.dose[x]:doseQuantity	If a code for the unit is present, the system SHALL also be present : code.empty() or system.exists()
rat-1	error	Dosage.doseAndRate.rate[x]	Numerator and denominator SHALL both be present, or both are absent. If both are absent, there SHALL be some extension present : (numerator.empty() xor denominator.exists()) and (numerator.exists() or extension.exists())
rng-2	error	Dosage.doseAndRate.dose[x]:doseRange	If present, low SHALL have a lower value than high : low.empty() or high.empty() or (low <= high)
sqty-1	error	Dosage.doseAndRate.dose[x]:doseQuantity	The comparator is not used on a SimpleQuantity : comparator.empty()
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 (2 nested mandatory elements)
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 Dosage.doseAndRate.dose[x] is sliced based on the value of type:$this

Name	Flags	Card.	Type	Description & Constraints
Dosage			CHEMEDDosageSplit
extension	D	0..*	Extension	✕ This element is not supported
modifierExtension		0..0
text	D	0..0	string
timing
modifierExtension		0..0
event	D	0..*	dateTime	✕ This element is not supported
repeat
bounds[x]		0..1	Period	Length/Range of lengths, or (Start and/or end) limits
when	C	1..*	code	... It shall only contain values from Event Timings only-standard-event-timings: The timing event shall only be 'MORN', 'NOON', 'EVE' or 'NIGHT'.
code	D	0..1	CodeableConcept	✕ This element is not supported
site
text		1..1	string	Plain text representation of the concept
route
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]		1..1	CHEMEDRangeWithEmedUnits, CHEMEDQuantityWithEmedUnits	Amount of medication per dose Slice: Unordered, Open by type:$this
dose[x]:doseQuantity		0..1	CHEMEDEPRAmountQuantity	A fixed quantity (no comparator)
dose[x]:doseRange		0..1	CHEMEDEPRAmountRange	Set of values bounded by low and high
rate[x]		0..1	CHEMEDEPRRatioAmountPerTime	A ratio of two Quantity values - a numerator and a denominator
Documentation for this format

Constraints

Id	Grade	Path(s)	Details	Requirements
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
Dosage		0..*	CHEMEDDosageSplit	CH EMED Dosage Split (MedicationStatement / MedicationDispense / MedicationRequest)
extension		0..*	Extension	✕ This element is not supported Slice: Unordered, Open by value:url
sequence	ΣC	1..1	integer	The order of the dosage instructions
timing	Σ	1..1	Timing	When medication should be administered
event	Σ	0..*	dateTime	✕ This element is not supported
repeat	ΣC	1..1	Element	When the event is to occur
Slices for bounds[x]	Σ	0..1	Period	Length/Range of lengths, or (Start and/or end) limits Slice: Unordered, Closed by type:$this
when	SΣC	1..*	code	... It shall only contain values from Event Timings Binding: EventTiming (required): Real world event relating to the schedule. only-standard-event-timings: The timing event shall only be 'MORN', 'NOON', 'EVE' or 'NIGHT'.
code	Σ	0..1	CodeableConcept	✕ This element is not supported Binding: TimingAbbreviation (preferred): Code for a known / defined timing pattern.
doseAndRate	Σ	1..1	Element	Amount of medication administered
type	Σ	0..1	CodeableConcept	✕ This element is not supported Binding: DoseAndRateType (example): The kind of dose or rate specified.
Slices for dose[x]	SΣ	1..1		Amount of medication per dose Slice: Unordered, Closed by type:$this
doseRange			Range(CHEMEDRangeWithEmedUnits)
doseQuantity			Quantity(CHEMEDQuantityWithEmedUnits)
dose[x]:doseQuantity	SC	0..1	CHEMEDEPRAmountQuantity	A fixed quantity (no comparator)
dose[x]:doseRange	SC	0..1	CHEMEDEPRAmountRange	Set of values bounded by low and high
rate[x]	C	0..1	CHEMEDEPRRatioAmountPerTime	A ratio of two Quantity values - a numerator and a denominator
Documentation for this format

Terminology Bindings

Path	Conformance	ValueSet	URI
Dosage.timing.repeat.when	required	EventTiming http://hl7.org/fhir/ValueSet/event-timing|4.0.1 from the FHIR Standard
Dosage.timing.code	preferred	TimingAbbreviation http://hl7.org/fhir/ValueSet/timing-abbreviation from the FHIR Standard
Dosage.doseAndRate.type	example	DoseAndRateType http://hl7.org/fhir/ValueSet/dose-rate-type from the FHIR Standard

Constraints

Id	Grade	Path(s)	Details	Requirements
ch-dosage-2	error	Dosage.sequence	The sequence number must be greater than 1 : $this > 1
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'
qty-3	error	Dosage.doseAndRate.dose[x]:doseQuantity	If a code for the unit is present, the system SHALL also be present : code.empty() or system.exists()
rat-1	error	Dosage.doseAndRate.rate[x]	Numerator and denominator SHALL both be present, or both are absent. If both are absent, there SHALL be some extension present : (numerator.empty() xor denominator.exists()) and (numerator.exists() or extension.exists())
rng-2	error	Dosage.doseAndRate.dose[x]:doseRange	If present, low SHALL have a lower value than high : low.empty() or high.empty() or (low <= high)
sqty-1	error	Dosage.doseAndRate.dose[x]:doseQuantity	The comparator is not used on a SimpleQuantity : comparator.empty()
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
Dosage		0..*	CHEMEDDosageSplit	CH EMED Dosage Split (MedicationStatement / MedicationDispense / MedicationRequest)
id		0..1	string	Unique id for inter-element referencing
extension		0..*	Extension	✕ This element is not supported Slice: Unordered, Open by value:url
sequence	ΣC	1..1	integer	The order of the dosage instructions
timing	Σ	1..1	Timing	When medication should be 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
event	Σ	0..*	dateTime	✕ This element is not supported
repeat	ΣC	1..1	Element	When the event is to occur
id		0..1	string	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations 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:$this
count	Σ	0..1	positiveInt	Number of times to repeat
countMax	Σ	0..1	positiveInt	Maximum number of times to repeat
duration	Σ	0..1	decimal	How long when it happens
durationMax	Σ	0..1	decimal	How long when it happens (Max)
durationUnit	Σ	0..1	code	s | min | h | d | wk | mo | a - unit of time (UCUM) Binding: UnitsOfTime (required): A unit of time (units from UCUM).
frequency	Σ	0..1	positiveInt	Event occurs frequency times per period
frequencyMax	Σ	0..1	positiveInt	Event occurs up to frequencyMax times per period
period	Σ	0..1	decimal	Event occurs frequency times per period
periodMax	Σ	0..1	decimal	Upper limit of period (3-4 hours)
periodUnit	Σ	0..1	code	s | min | h | d | wk | mo | a - unit of time (UCUM) Binding: UnitsOfTime (required): A unit of time (units from UCUM).
dayOfWeek	Σ	0..*	code	mon | tue | wed | thu | fri | sat | sun Binding: DaysOfWeek (required)
timeOfDay	Σ	0..*	time	Time of day for action
when	SΣC	1..*	code	... It shall only contain values from Event Timings Binding: EventTiming (required): Real world event relating to the schedule. only-standard-event-timings: The timing event shall only be 'MORN', 'NOON', 'EVE' or 'NIGHT'.
offset	Σ	0..1	unsignedInt	Minutes from event (before or after)
code	Σ	0..1	CodeableConcept	✕ This element is not supported Binding: TimingAbbreviation (preferred): Code for a known / defined timing pattern.
doseAndRate	Σ	1..1	Element	Amount of medication administered
id		0..1	string	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations Slice: Unordered, Open by value:url
type	Σ	0..1	CodeableConcept	✕ This element is not supported Binding: DoseAndRateType (example): The kind of dose or rate specified.
Slices for dose[x]	SΣ	1..1		Amount of medication per dose Slice: Unordered, Closed by type:$this
doseRange			Range(CHEMEDRangeWithEmedUnits)
doseQuantity			Quantity(CHEMEDQuantityWithEmedUnits)
dose[x]:doseQuantity	SC	0..1	CHEMEDEPRAmountQuantity	A fixed quantity (no comparator)
dose[x]:doseRange	SC	0..1	CHEMEDEPRAmountRange	Set of values bounded by low and high
rate[x]	C	0..1	CHEMEDEPRRatioAmountPerTime	A ratio of two Quantity values - a numerator and a denominator
Documentation for this format

Terminology Bindings

Path	Conformance	ValueSet	URI
Dosage.timing.repeat.durationUnit	required	UnitsOfTime http://hl7.org/fhir/ValueSet/units-of-time|4.0.1 from the FHIR Standard
Dosage.timing.repeat.periodUnit	required	UnitsOfTime http://hl7.org/fhir/ValueSet/units-of-time|4.0.1 from the FHIR Standard
Dosage.timing.repeat.dayOfWeek	required	DaysOfWeek http://hl7.org/fhir/ValueSet/days-of-week|4.0.1 from the FHIR Standard
Dosage.timing.repeat.when	required	EventTiming http://hl7.org/fhir/ValueSet/event-timing|4.0.1 from the FHIR Standard
Dosage.timing.code	preferred	TimingAbbreviation http://hl7.org/fhir/ValueSet/timing-abbreviation from the FHIR Standard
Dosage.doseAndRate.type	example	DoseAndRateType http://hl7.org/fhir/ValueSet/dose-rate-type from the FHIR Standard

Constraints

Id	Grade	Path(s)	Details	Requirements
ch-dosage-2	error	Dosage.sequence	The sequence number must be greater than 1 : $this > 1
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'
qty-3	error	Dosage.doseAndRate.dose[x]:doseQuantity	If a code for the unit is present, the system SHALL also be present : code.empty() or system.exists()
rat-1	error	Dosage.doseAndRate.rate[x]	Numerator and denominator SHALL both be present, or both are absent. If both are absent, there SHALL be some extension present : (numerator.empty() xor denominator.exists()) and (numerator.exists() or extension.exists())
rng-2	error	Dosage.doseAndRate.dose[x]:doseRange	If present, low SHALL have a lower value than high : low.empty() or high.empty() or (low <= high)
sqty-1	error	Dosage.doseAndRate.dose[x]:doseQuantity	The comparator is not used on a SimpleQuantity : comparator.empty()
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 (2 nested mandatory elements)
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 Dosage.doseAndRate.dose[x] is sliced based on the value of type:$this