Name	Flags	Card.	Type	Description & Constraints    Filter: Bindings Constraints Obligations
Dosage		0..*	CHCoreDosage	CH EMED Dosage Split (MedicationStatement / MedicationDispense / MedicationRequest)
Slices for extension				Content/Rules for all slices
extension:posologyDetailObjectType		0..1	(Complex)	CHMED23A Posology Detail Object Type URL: http://fhir.ch/ig/ch-emed/StructureDefinition/chmed-posology-detail-object-type
extension		0..0		Extension Slice: Unordered, Open by value:url
url		1..1	uri	"http://fhir.ch/ig/ch-emed/StructureDefinition/chmed-posology-detail-object-type"
Slices for value[x]		1..1	Coding	Value of extension Slice: Unordered, Closed by type:$this
value[x]:valueCoding		1..1	Coding	Value of extension Binding: CHMED Posology Detail Object Type (required)
modifierExtension	?!Σ	0..*	Extension	Extensions that cannot be ignored even if unrecognized
sequence	ΣC	1..1	integer	The order of the dosage instructions Constraints: ch-dosage-2
timing	Σ	1..1	Timing	When medication should be administered
modifierExtension	?!Σ	0..*	Extension	Extensions that cannot be ignored even if unrecognized
repeat	ΣC	1..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
when	SΣC	1..*	code	Code for time period of occurrence Binding: EventTiming (required): Real world event relating to the schedule. Constraints: ch-emed-event-timing
doseAndRate	Σ	1..1	Element	Amount of medication administered
dose[x]	SΣ	1..1		Amount of medication per dose
doseRange			Range(CHCoreRangeWithEmedUnits)
doseQuantity			Quantity(CHCoreQuantityWithEmedUnits)
Documentation for this format

Terminology Bindings

Path	Status	Usage	ValueSet	Version	Source
Dosage.extension:posologyDetailObjectType.​value[x]:valueCoding	Base	required	CHMED Posology Detail Object Type	📦7.0.0-ballot-ci-build	This IG
Dosage.timing.repeat.​when	Base	required	EventTiming	📍4.0.1	FHIR Std.

Constraints

Id	Grade	Path(s)	Description	Expression
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 SHOULD be used.	$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()
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		0..*	CHCoreDosage	CH EMED Dosage Split (MedicationStatement / MedicationDispense / MedicationRequest)
Slices for extension				Content/Rules for all slices
extension:posologyDetailObjectType		0..1	(Complex)	CHMED23A Posology Detail Object Type URL: http://fhir.ch/ig/ch-emed/StructureDefinition/chmed-posology-detail-object-type
Slices for value[x]				Content/Rules for all slices
value[x]:valueCoding		1..1	Coding	Value of extension
sequence	C	1..1	integer	The order of the dosage instructions Constraints: ch-dosage-2
text		0..0		Free text dosage instructions e.g. SIG
additionalInstruction		0..0		Supplemental instruction or warnings to the patient - e.g. "with meals", "may cause drowsiness"
patientInstruction		0..0		Patient or consumer oriented instructions
timing		1..1	Timing	When medication should be administered
repeat		1..1	Element	When the event is to occur
Slices for bounds[x]		0..0		Length/Range of lengths, or (Start and/or end) limits Slice: Unordered, Open by type:$this
bounds[x]:boundsPeriod		0..0		Length/Range of lengths, or (Start and/or end) limits
when	SC	1..*	code	Code for time period of occurrence Constraints: ch-emed-event-timing
Slices for asNeeded[x]		0..0		Take "as needed" (for x) Slice: Unordered, Open by type:$this
asNeeded[x]:asNeededBoolean		0..0		Take "as needed" (for x)
site		0..0		Body site to administer to
route		0..0		How drug should enter body
method		0..0		Technique for administering medication
doseAndRate		1..1	Element	Amount of medication administered
dose[x]	S	1..1	CHCoreRangeWithEmedUnits, CHCoreQuantityWithEmedUnits	Amount of medication per dose
maxDosePerPeriod		0..0		Upper limit on medication per unit of time
maxDosePerAdministration		0..0		Upper limit on medication per administration
maxDosePerLifetime		0..0		Upper limit on medication per lifetime of the patient
Documentation for this format

Constraints

Id	Grade	Path(s)	Description	Expression
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 SHOULD be used.	$this='MORN' or $this='NOON' or $this='EVE' or $this='NIGHT'

Name	Flags	Card.	Type	Description & Constraints    Filter: Bindings Constraints Obligations
Dosage		0..*	CHCoreDosage	CH EMED Dosage Split (MedicationStatement / MedicationDispense / MedicationRequest)
id		0..1	string	Unique id for inter-element referencing
Slices for extension		0..*	Extension	Additional content defined by implementations Slice: Unordered, Open by value:url
extension:posologyDetailObjectType		0..1	(Complex)	CHMED23A Posology Detail Object Type URL: http://fhir.ch/ig/ch-emed/StructureDefinition/chmed-posology-detail-object-type
id		0..1	string	Unique id for inter-element referencing
extension		0..0		Extension Slice: Unordered, Open by value:url
url		1..1	uri	"http://fhir.ch/ig/ch-emed/StructureDefinition/chmed-posology-detail-object-type"
Slices for value[x]		1..1	Coding	Value of extension Slice: Unordered, Closed by type:$this
value[x]:valueCoding		1..1	Coding	Value of extension Binding: CHMED Posology Detail Object Type (required)
modifierExtension	?!Σ	0..*	Extension	Extensions that cannot be ignored even if unrecognized
sequence	ΣC	1..1	integer	The order of the dosage instructions Constraints: ch-dosage-2
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
modifierExtension	?!Σ	0..*	Extension	Extensions that cannot be ignored even if unrecognized
event	Σ	0..*	dateTime	When the event occurs
repeat	ΣC	1..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		0..1	string	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations Slice: Unordered, Open by value:url
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	Code for time period of occurrence Binding: EventTiming (required): Real world event relating to the schedule. Constraints: ch-emed-event-timing
offset	Σ	0..1	unsignedInt	Minutes from event (before or after)
code	Σ	0..1	CodeableConcept	BID | TID | QID | AM | PM | QD | QOD | + 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	The kind of dose or rate specified Binding: DoseAndRateType (example): The kind of dose or rate specified.
dose[x]	SΣ	1..1		Amount of medication per dose
doseRange			Range(CHCoreRangeWithEmedUnits)
doseQuantity			Quantity(CHCoreQuantityWithEmedUnits)
rate[x]	Σ	0..1		Amount of medication per unit of time
rateRatio			Ratio
rateRange			Range
rateQuantity			Quantity(SimpleQuantity)
Documentation for this format

Terminology Bindings

Path	Status	Usage	ValueSet	Version	Source
Dosage.extension:posologyDetailObjectType.​value[x]:valueCoding	Base	required	CHMED Posology Detail Object Type	📦7.0.0-ballot-ci-build	This IG
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.doseAndRate.type	Base	example	DoseAndRateType	📍4.0.1	FHIR Std.

Constraints

Id	Grade	Path(s)	Description	Expression
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 SHOULD be used.	$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()
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: 6 elements
Must-Support: 2 elements
Prohibited: 13 elements

Extensions

This structure refers to these extensions:

• http://fhir.ch/ig/ch-emed/StructureDefinition/chmed-posology-detail-object-type

Slices

This structure defines the following Slices:

• The element 1 is sliced based on the value of Dosage.timing.repeat.bounds[x]
• The element 1 is sliced based on the value of Dosage.asNeeded[x]

Name	Flags	Card.	Type	Description & Constraints    Filter: Bindings Constraints Obligations
Dosage		0..*	CHCoreDosage	CH EMED Dosage Split (MedicationStatement / MedicationDispense / MedicationRequest)
Slices for extension				Content/Rules for all slices
extension:posologyDetailObjectType		0..1	(Complex)	CHMED23A Posology Detail Object Type URL: http://fhir.ch/ig/ch-emed/StructureDefinition/chmed-posology-detail-object-type
extension		0..0		Extension Slice: Unordered, Open by value:url
url		1..1	uri	"http://fhir.ch/ig/ch-emed/StructureDefinition/chmed-posology-detail-object-type"
Slices for value[x]		1..1	Coding	Value of extension Slice: Unordered, Closed by type:$this
value[x]:valueCoding		1..1	Coding	Value of extension Binding: CHMED Posology Detail Object Type (required)
modifierExtension	?!Σ	0..*	Extension	Extensions that cannot be ignored even if unrecognized
sequence	ΣC	1..1	integer	The order of the dosage instructions Constraints: ch-dosage-2
timing	Σ	1..1	Timing	When medication should be administered
modifierExtension	?!Σ	0..*	Extension	Extensions that cannot be ignored even if unrecognized
repeat	ΣC	1..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
when	SΣC	1..*	code	Code for time period of occurrence Binding: EventTiming (required): Real world event relating to the schedule. Constraints: ch-emed-event-timing
doseAndRate	Σ	1..1	Element	Amount of medication administered
dose[x]	SΣ	1..1		Amount of medication per dose
doseRange			Range(CHCoreRangeWithEmedUnits)
doseQuantity			Quantity(CHCoreQuantityWithEmedUnits)
Documentation for this format

Terminology Bindings

Path	Status	Usage	ValueSet	Version	Source
Dosage.extension:posologyDetailObjectType.​value[x]:valueCoding	Base	required	CHMED Posology Detail Object Type	📦7.0.0-ballot-ci-build	This IG
Dosage.timing.repeat.​when	Base	required	EventTiming	📍4.0.1	FHIR Std.

Constraints

Id	Grade	Path(s)	Description	Expression
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 SHOULD be used.	$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()
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		0..*	CHCoreDosage	CH EMED Dosage Split (MedicationStatement / MedicationDispense / MedicationRequest)
Slices for extension				Content/Rules for all slices
extension:posologyDetailObjectType		0..1	(Complex)	CHMED23A Posology Detail Object Type URL: http://fhir.ch/ig/ch-emed/StructureDefinition/chmed-posology-detail-object-type
Slices for value[x]				Content/Rules for all slices
value[x]:valueCoding		1..1	Coding	Value of extension
sequence	C	1..1	integer	The order of the dosage instructions Constraints: ch-dosage-2
text		0..0		Free text dosage instructions e.g. SIG
additionalInstruction		0..0		Supplemental instruction or warnings to the patient - e.g. "with meals", "may cause drowsiness"
patientInstruction		0..0		Patient or consumer oriented instructions
timing		1..1	Timing	When medication should be administered
repeat		1..1	Element	When the event is to occur
Slices for bounds[x]		0..0		Length/Range of lengths, or (Start and/or end) limits Slice: Unordered, Open by type:$this
bounds[x]:boundsPeriod		0..0		Length/Range of lengths, or (Start and/or end) limits
when	SC	1..*	code	Code for time period of occurrence Constraints: ch-emed-event-timing
Slices for asNeeded[x]		0..0		Take "as needed" (for x) Slice: Unordered, Open by type:$this
asNeeded[x]:asNeededBoolean		0..0		Take "as needed" (for x)
site		0..0		Body site to administer to
route		0..0		How drug should enter body
method		0..0		Technique for administering medication
doseAndRate		1..1	Element	Amount of medication administered
dose[x]	S	1..1	CHCoreRangeWithEmedUnits, CHCoreQuantityWithEmedUnits	Amount of medication per dose
maxDosePerPeriod		0..0		Upper limit on medication per unit of time
maxDosePerAdministration		0..0		Upper limit on medication per administration
maxDosePerLifetime		0..0		Upper limit on medication per lifetime of the patient
Documentation for this format

Constraints

Id	Grade	Path(s)	Description	Expression
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 SHOULD be used.	$this='MORN' or $this='NOON' or $this='EVE' or $this='NIGHT'

Name	Flags	Card.	Type	Description & Constraints    Filter: Bindings Constraints Obligations
Dosage		0..*	CHCoreDosage	CH EMED Dosage Split (MedicationStatement / MedicationDispense / MedicationRequest)
id		0..1	string	Unique id for inter-element referencing
Slices for extension		0..*	Extension	Additional content defined by implementations Slice: Unordered, Open by value:url
extension:posologyDetailObjectType		0..1	(Complex)	CHMED23A Posology Detail Object Type URL: http://fhir.ch/ig/ch-emed/StructureDefinition/chmed-posology-detail-object-type
id		0..1	string	Unique id for inter-element referencing
extension		0..0		Extension Slice: Unordered, Open by value:url
url		1..1	uri	"http://fhir.ch/ig/ch-emed/StructureDefinition/chmed-posology-detail-object-type"
Slices for value[x]		1..1	Coding	Value of extension Slice: Unordered, Closed by type:$this
value[x]:valueCoding		1..1	Coding	Value of extension Binding: CHMED Posology Detail Object Type (required)
modifierExtension	?!Σ	0..*	Extension	Extensions that cannot be ignored even if unrecognized
sequence	ΣC	1..1	integer	The order of the dosage instructions Constraints: ch-dosage-2
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
modifierExtension	?!Σ	0..*	Extension	Extensions that cannot be ignored even if unrecognized
event	Σ	0..*	dateTime	When the event occurs
repeat	ΣC	1..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		0..1	string	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations Slice: Unordered, Open by value:url
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	Code for time period of occurrence Binding: EventTiming (required): Real world event relating to the schedule. Constraints: ch-emed-event-timing
offset	Σ	0..1	unsignedInt	Minutes from event (before or after)
code	Σ	0..1	CodeableConcept	BID | TID | QID | AM | PM | QD | QOD | + 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	The kind of dose or rate specified Binding: DoseAndRateType (example): The kind of dose or rate specified.
dose[x]	SΣ	1..1		Amount of medication per dose
doseRange			Range(CHCoreRangeWithEmedUnits)
doseQuantity			Quantity(CHCoreQuantityWithEmedUnits)
rate[x]	Σ	0..1		Amount of medication per unit of time
rateRatio			Ratio
rateRange			Range
rateQuantity			Quantity(SimpleQuantity)
Documentation for this format

Terminology Bindings

Path	Status	Usage	ValueSet	Version	Source
Dosage.extension:posologyDetailObjectType.​value[x]:valueCoding	Base	required	CHMED Posology Detail Object Type	📦7.0.0-ballot-ci-build	This IG
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.doseAndRate.type	Base	example	DoseAndRateType	📍4.0.1	FHIR Std.

Constraints

Id	Grade	Path(s)	Description	Expression
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 SHOULD be used.	$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()
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: 6 elements
Must-Support: 2 elements
Prohibited: 13 elements

Extensions

This structure refers to these extensions:

• http://fhir.ch/ig/ch-emed/StructureDefinition/chmed-posology-detail-object-type

Slices

This structure defines the following Slices:

• The element 1 is sliced based on the value of Dosage.timing.repeat.bounds[x]
• The element 1 is sliced based on the value of Dosage.asNeeded[x]