This page is part of the US Drug Formulary (v2.0.0: STU 2) based on FHIR (HL7® FHIR® Standard) R4. The current version which supersedes this version is 2.1.0. For a full list of available versions, see the Directory of published versions
| Official URL: http://hl7.org/fhir/us/davinci-drug-formulary/StructureDefinition/usdf-QuantityLimitDetail-extension | Version: 2.0.0 | |||
| Active as of 2022-08-25 | Computable Name: QuantityLimitDetail | |||
A detailed definition of the quantity limits the coverage plan imposes on this drug. These limit details may include (potentially including a rolling dispense limit, maximum daily, or therapy days for a period of time. (Only include if QuantityLimit = true)
Context of Use
This extension may be used on the following element(s):
Usage info
Usage:
Description of Profiles, Differentials, Snapshots, and how the XML and JSON presentations work.
This structure is derived from Extension
Summary
Mandatory: 1 element (17 nested mandatory elements)
 Fixed Value: 5 elements
 Prohibited: 7 elements
Slices
This structure defines the following Slices:
This structure is derived from Extension
| Name | Flags | Card. | Type | Description & Constraints  | 
|---|---|---|---|---|
|   Extension | 0..* | Extension | Quantity Limit Detail | |
|    extension | 1..* | Extension | Extension | |
|    extension:Description | 0..1 | Extension | A human readable description of quantity limits. | |
|     extension | 0..0 | |||
|     url | 1..1 | uri | "Description" | |
|     value[x] | 1..1 | string | Value of extension | |
|    extension:Rolling | 0..1 | Extension | Indicator of dispense amount limit per time period. | |
|     extension | 0..0 | |||
|     url | 1..1 | uri | "Rolling" | |
|     value[x] | 1..1 | Timing | Value of extension Slice: Unordered, Open by type:$this | |
|     valueTiming | 1..1 | Timing | Value of extension | |
|      event | 0..0 | |||
|      repeat | 1..1 | Element | When the event is to occur | |
|       count | 1..1 | positiveInt | Number of times to repeat | |
|       period | 1..1 | decimal | Event occurs frequency times per period | |
|       periodUnit | 0..1 | code | s | min | h | d | wk | mo | a - unit of time (UCUM) Required Pattern: d | |
|    extension:MaximumDaily | 0..1 | Extension | Indicator of maximum daily amount. | |
|     extension | 0..0 | |||
|     url | 1..1 | uri | "MaximumDaily" | |
|     value[x] | 1..1 | Quantity | Value of extension Slice: Unordered, Open by type:$this | |
|     valueQuantity | 1..1 | Quantity | Value of extension | |
|      value | 1..1 | decimal | Numerical value (with implicit precision) | |
|    extension:DaysSupply | 0..1 | Extension | Indicator of number of therapy days over time period. | |
|     extension | 0..0 | |||
|     url | 1..1 | uri | "DaysSupply" | |
|     value[x] | 1..1 | Timing | Value of extension Slice: Unordered, Open by type:$this | |
|     valueTiming | 1..1 | Timing | Value of extension | |
|      event | 0..0 | |||
|      repeat | 1..1 | Element | When the event is to occur | |
|       bounds[x] | 1..1 | Duration | Length/Range of lengths, or (Start and/or end) limits Slice: Unordered, Open by type:$this | |
|       boundsDuration | 1..1 | Duration | Length/Range of lengths, or (Start and/or end) limits | |
|        value | 1..1 | decimal | Numerical value (with implicit precision) | |
|        system | 0..1 | uri | System that defines coded unit form Required Pattern: http://unitsofmeasure.org | |
|        code | 0..1 | code | Coded form of the unit Required Pattern: d | |
|       count | 1..1 | positiveInt | Number of times to repeat | |
|       period | 1..1 | decimal | Event occurs frequency times per period | |
|       periodUnit | 0..1 | code | s | min | h | d | wk | mo | a - unit of time (UCUM) Required Pattern: d | |
|    url | 1..1 | uri | "http://hl7.org/fhir/us/davinci-drug-formulary/StructureDefinition/usdf-QuantityLimitDetail-extension" | |
|    value[x] | 0..0 | |||
|  Documentation for this format | ||||
| Name | Flags | Card. | Type | Description & Constraints  | 
|---|---|---|---|---|
|   Extension | 0..* | Extension | Quantity Limit Detail | |
|    id | 0..1 | string | Unique id for inter-element referencing | |
|    Slices for extension | 1..* | Extension | Extension Slice: Unordered, Open by value:url | |
|    extension:Description | 0..1 | Extension | A human readable description of quantity limits. | |
|     id | 0..1 | string | Unique id for inter-element referencing | |
|     extension | 0..0 | |||
|     url | 1..1 | uri | "Description" | |
|     value[x] | 1..1 | string | Value of extension | |
|    extension:Rolling | 0..1 | Extension | Indicator of dispense amount limit per time period. | |
|     id | 0..1 | string | Unique id for inter-element referencing | |
|     extension | 0..0 | |||
|     url | 1..1 | uri | "Rolling" | |
|     Slices for value[x] | 1..1 | Timing | Value of extension Slice: Unordered, Closed by type:$this | |
|      value[x]:valueTiming | 1..1 | Timing | Value of extension | |
|       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 | 
|       repeat | ΣI | 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 | |
|        bounds[x] | Σ | 0..1 | Length/Range of lengths, or (Start and/or end) limits | |
|         boundsDuration | Duration | |||
|         boundsRange | Range | |||
|         boundsPeriod | Period | |||
|        count | Σ | 1..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 | 1..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). Required Pattern: d | 
|        dayOfWeek | Σ | 0..* | code | mon | tue | wed | thu | fri | sat | sun Binding: DaysOfWeek (required) | 
|        timeOfDay | Σ | 0..* | time | Time of day for action | 
|        when | Σ | 0..* | code | Code for time period of occurrence Binding: EventTiming (required): Real world event relating to the schedule. | 
|        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. | 
|    extension:MaximumDaily | 0..1 | Extension | Indicator of maximum daily amount. | |
|     id | 0..1 | string | Unique id for inter-element referencing | |
|     extension | 0..0 | |||
|     url | 1..1 | uri | "MaximumDaily" | |
|     Slices for value[x] | 1..1 | Quantity | Value of extension Slice: Unordered, Closed by type:$this | |
|      value[x]:valueQuantity | 1..1 | Quantity | Value of extension | |
|       id | 0..1 | string | Unique id for inter-element referencing | |
|       extension | 0..* | Extension | Additional content defined by implementations Slice: Unordered, Open by value:url | |
|       value | Σ | 1..1 | decimal | Numerical value (with implicit precision) | 
|       comparator | ?!Σ | 0..1 | code | < | <= | >= | > - how to understand the value Binding: QuantityComparator (required): How the Quantity should be understood and represented. | 
|       unit | Σ | 0..1 | string | Unit representation | 
|       system | ΣI | 0..1 | uri | System that defines coded unit form | 
|       code | Σ | 0..1 | code | Coded form of the unit | 
|    extension:DaysSupply | 0..1 | Extension | Indicator of number of therapy days over time period. | |
|     id | 0..1 | string | Unique id for inter-element referencing | |
|     extension | 0..0 | |||
|     url | 1..1 | uri | "DaysSupply" | |
|     Slices for value[x] | 1..1 | Timing | Value of extension Slice: Unordered, Closed by type:$this | |
|      value[x]:valueTiming | 1..1 | Timing | Value of extension | |
|       id | 0..1 | string | Unique id for inter-element referencing | |
|       extension | 0..* | Extension | Additional content defined by implementations Slice: Unordered, Open by value:url | |
|       modifierExtension | ?!Σ | 0..* | Extension | Extensions that cannot be ignored even if unrecognized | 
|       repeat | ΣI | 1..1 | Element | When the event is to occur | 
|        id | 0..1 | string | Unique id for inter-element referencing | |
|        extension | 0..* | Extension | Additional content defined by implementations Slice: Unordered, Open by value:url | |
|        Slices for bounds[x] | Σ | 1..1 | Duration | Length/Range of lengths, or (Start and/or end) limits Slice: Unordered, Closed by type:$this | 
|         bounds[x]:boundsDuration | Σ | 1..1 | Duration | Length/Range of lengths, or (Start and/or end) limits | 
|          id | 0..1 | string | Unique id for inter-element referencing | |
|          extension | 0..* | Extension | Additional content defined by implementations Slice: Unordered, Open by value:url | |
|          value | Σ | 1..1 | decimal | Numerical value (with implicit precision) | 
|          comparator | ?!Σ | 0..1 | code | < | <= | >= | > - how to understand the value Binding: QuantityComparator (required): How the Quantity should be understood and represented. | 
|          unit | Σ | 0..1 | string | Unit representation | 
|          system | ΣI | 0..1 | uri | System that defines coded unit form Required Pattern: http://unitsofmeasure.org | 
|          code | Σ | 0..1 | code | Coded form of the unit Required Pattern: d | 
|        count | Σ | 1..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 | 1..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). Required Pattern: d | 
|        dayOfWeek | Σ | 0..* | code | mon | tue | wed | thu | fri | sat | sun Binding: DaysOfWeek (required) | 
|        timeOfDay | Σ | 0..* | time | Time of day for action | 
|        when | Σ | 0..* | code | Code for time period of occurrence Binding: EventTiming (required): Real world event relating to the schedule. | 
|        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. | 
|    url | 1..1 | uri | "http://hl7.org/fhir/us/davinci-drug-formulary/StructureDefinition/usdf-QuantityLimitDetail-extension" | |
|  Documentation for this format | ||||
This structure is derived from Extension
Summary
Mandatory: 1 element (17 nested mandatory elements)
 Fixed Value: 5 elements
 Prohibited: 7 elements
Slices
This structure defines the following Slices:
Differential View
This structure is derived from Extension
| Name | Flags | Card. | Type | Description & Constraints  | 
|---|---|---|---|---|
|   Extension | 0..* | Extension | Quantity Limit Detail | |
|    extension | 1..* | Extension | Extension | |
|    extension:Description | 0..1 | Extension | A human readable description of quantity limits. | |
|     extension | 0..0 | |||
|     url | 1..1 | uri | "Description" | |
|     value[x] | 1..1 | string | Value of extension | |
|    extension:Rolling | 0..1 | Extension | Indicator of dispense amount limit per time period. | |
|     extension | 0..0 | |||
|     url | 1..1 | uri | "Rolling" | |
|     value[x] | 1..1 | Timing | Value of extension Slice: Unordered, Open by type:$this | |
|     valueTiming | 1..1 | Timing | Value of extension | |
|      event | 0..0 | |||
|      repeat | 1..1 | Element | When the event is to occur | |
|       count | 1..1 | positiveInt | Number of times to repeat | |
|       period | 1..1 | decimal | Event occurs frequency times per period | |
|       periodUnit | 0..1 | code | s | min | h | d | wk | mo | a - unit of time (UCUM) Required Pattern: d | |
|    extension:MaximumDaily | 0..1 | Extension | Indicator of maximum daily amount. | |
|     extension | 0..0 | |||
|     url | 1..1 | uri | "MaximumDaily" | |
|     value[x] | 1..1 | Quantity | Value of extension Slice: Unordered, Open by type:$this | |
|     valueQuantity | 1..1 | Quantity | Value of extension | |
|      value | 1..1 | decimal | Numerical value (with implicit precision) | |
|    extension:DaysSupply | 0..1 | Extension | Indicator of number of therapy days over time period. | |
|     extension | 0..0 | |||
|     url | 1..1 | uri | "DaysSupply" | |
|     value[x] | 1..1 | Timing | Value of extension Slice: Unordered, Open by type:$this | |
|     valueTiming | 1..1 | Timing | Value of extension | |
|      event | 0..0 | |||
|      repeat | 1..1 | Element | When the event is to occur | |
|       bounds[x] | 1..1 | Duration | Length/Range of lengths, or (Start and/or end) limits Slice: Unordered, Open by type:$this | |
|       boundsDuration | 1..1 | Duration | Length/Range of lengths, or (Start and/or end) limits | |
|        value | 1..1 | decimal | Numerical value (with implicit precision) | |
|        system | 0..1 | uri | System that defines coded unit form Required Pattern: http://unitsofmeasure.org | |
|        code | 0..1 | code | Coded form of the unit Required Pattern: d | |
|       count | 1..1 | positiveInt | Number of times to repeat | |
|       period | 1..1 | decimal | Event occurs frequency times per period | |
|       periodUnit | 0..1 | code | s | min | h | d | wk | mo | a - unit of time (UCUM) Required Pattern: d | |
|    url | 1..1 | uri | "http://hl7.org/fhir/us/davinci-drug-formulary/StructureDefinition/usdf-QuantityLimitDetail-extension" | |
|    value[x] | 0..0 | |||
|  Documentation for this format | ||||
Snapshot View
| Name | Flags | Card. | Type | Description & Constraints  | 
|---|---|---|---|---|
|   Extension | 0..* | Extension | Quantity Limit Detail | |
|    id | 0..1 | string | Unique id for inter-element referencing | |
|    Slices for extension | 1..* | Extension | Extension Slice: Unordered, Open by value:url | |
|    extension:Description | 0..1 | Extension | A human readable description of quantity limits. | |
|     id | 0..1 | string | Unique id for inter-element referencing | |
|     extension | 0..0 | |||
|     url | 1..1 | uri | "Description" | |
|     value[x] | 1..1 | string | Value of extension | |
|    extension:Rolling | 0..1 | Extension | Indicator of dispense amount limit per time period. | |
|     id | 0..1 | string | Unique id for inter-element referencing | |
|     extension | 0..0 | |||
|     url | 1..1 | uri | "Rolling" | |
|     Slices for value[x] | 1..1 | Timing | Value of extension Slice: Unordered, Closed by type:$this | |
|      value[x]:valueTiming | 1..1 | Timing | Value of extension | |
|       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 | 
|       repeat | ΣI | 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 | |
|        bounds[x] | Σ | 0..1 | Length/Range of lengths, or (Start and/or end) limits | |
|         boundsDuration | Duration | |||
|         boundsRange | Range | |||
|         boundsPeriod | Period | |||
|        count | Σ | 1..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 | 1..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). Required Pattern: d | 
|        dayOfWeek | Σ | 0..* | code | mon | tue | wed | thu | fri | sat | sun Binding: DaysOfWeek (required) | 
|        timeOfDay | Σ | 0..* | time | Time of day for action | 
|        when | Σ | 0..* | code | Code for time period of occurrence Binding: EventTiming (required): Real world event relating to the schedule. | 
|        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. | 
|    extension:MaximumDaily | 0..1 | Extension | Indicator of maximum daily amount. | |
|     id | 0..1 | string | Unique id for inter-element referencing | |
|     extension | 0..0 | |||
|     url | 1..1 | uri | "MaximumDaily" | |
|     Slices for value[x] | 1..1 | Quantity | Value of extension Slice: Unordered, Closed by type:$this | |
|      value[x]:valueQuantity | 1..1 | Quantity | Value of extension | |
|       id | 0..1 | string | Unique id for inter-element referencing | |
|       extension | 0..* | Extension | Additional content defined by implementations Slice: Unordered, Open by value:url | |
|       value | Σ | 1..1 | decimal | Numerical value (with implicit precision) | 
|       comparator | ?!Σ | 0..1 | code | < | <= | >= | > - how to understand the value Binding: QuantityComparator (required): How the Quantity should be understood and represented. | 
|       unit | Σ | 0..1 | string | Unit representation | 
|       system | ΣI | 0..1 | uri | System that defines coded unit form | 
|       code | Σ | 0..1 | code | Coded form of the unit | 
|    extension:DaysSupply | 0..1 | Extension | Indicator of number of therapy days over time period. | |
|     id | 0..1 | string | Unique id for inter-element referencing | |
|     extension | 0..0 | |||
|     url | 1..1 | uri | "DaysSupply" | |
|     Slices for value[x] | 1..1 | Timing | Value of extension Slice: Unordered, Closed by type:$this | |
|      value[x]:valueTiming | 1..1 | Timing | Value of extension | |
|       id | 0..1 | string | Unique id for inter-element referencing | |
|       extension | 0..* | Extension | Additional content defined by implementations Slice: Unordered, Open by value:url | |
|       modifierExtension | ?!Σ | 0..* | Extension | Extensions that cannot be ignored even if unrecognized | 
|       repeat | ΣI | 1..1 | Element | When the event is to occur | 
|        id | 0..1 | string | Unique id for inter-element referencing | |
|        extension | 0..* | Extension | Additional content defined by implementations Slice: Unordered, Open by value:url | |
|        Slices for bounds[x] | Σ | 1..1 | Duration | Length/Range of lengths, or (Start and/or end) limits Slice: Unordered, Closed by type:$this | 
|         bounds[x]:boundsDuration | Σ | 1..1 | Duration | Length/Range of lengths, or (Start and/or end) limits | 
|          id | 0..1 | string | Unique id for inter-element referencing | |
|          extension | 0..* | Extension | Additional content defined by implementations Slice: Unordered, Open by value:url | |
|          value | Σ | 1..1 | decimal | Numerical value (with implicit precision) | 
|          comparator | ?!Σ | 0..1 | code | < | <= | >= | > - how to understand the value Binding: QuantityComparator (required): How the Quantity should be understood and represented. | 
|          unit | Σ | 0..1 | string | Unit representation | 
|          system | ΣI | 0..1 | uri | System that defines coded unit form Required Pattern: http://unitsofmeasure.org | 
|          code | Σ | 0..1 | code | Coded form of the unit Required Pattern: d | 
|        count | Σ | 1..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 | 1..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). Required Pattern: d | 
|        dayOfWeek | Σ | 0..* | code | mon | tue | wed | thu | fri | sat | sun Binding: DaysOfWeek (required) | 
|        timeOfDay | Σ | 0..* | time | Time of day for action | 
|        when | Σ | 0..* | code | Code for time period of occurrence Binding: EventTiming (required): Real world event relating to the schedule. | 
|        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. | 
|    url | 1..1 | uri | "http://hl7.org/fhir/us/davinci-drug-formulary/StructureDefinition/usdf-QuantityLimitDetail-extension" | |
|  Documentation for this format | ||||
Other representations of profile: CSV, Excel, Schematron
| Path | Conformance | ValueSet / Code | 
| Extension.extension:Rolling.value[x]:valueTiming.repeat.durationUnit | required | UnitsOfTime | 
| Extension.extension:Rolling.value[x]:valueTiming.repeat.periodUnit | required | Pattern: d | 
| Extension.extension:Rolling.value[x]:valueTiming.repeat.dayOfWeek | required | DaysOfWeek | 
| Extension.extension:Rolling.value[x]:valueTiming.repeat.when | required | EventTiming | 
| Extension.extension:Rolling.value[x]:valueTiming.code | preferred | TimingAbbreviation | 
| Extension.extension:MaximumDaily.value[x]:valueQuantity.comparator | required | QuantityComparator | 
| Extension.extension:DaysSupply.value[x]:valueTiming.repeat.bounds[x]:boundsDuration.comparator | required | QuantityComparator | 
| Extension.extension:DaysSupply.value[x]:valueTiming.repeat.durationUnit | required | UnitsOfTime | 
| Extension.extension:DaysSupply.value[x]:valueTiming.repeat.periodUnit | required | Pattern: d | 
| Extension.extension:DaysSupply.value[x]:valueTiming.repeat.dayOfWeek | required | DaysOfWeek | 
| Extension.extension:DaysSupply.value[x]:valueTiming.repeat.when | required | EventTiming | 
| Extension.extension:DaysSupply.value[x]:valueTiming.code | preferred | TimingAbbreviation |