| # | Name | Source | Ver | Description | |
| 1 | CalendarPattern | hl7.fhir.us.davinci-pas#current | R4 | A code representing the specific days when a service is being requested | |
| 2 | Conditions | hl7.fhir.uv.extensions.r4#1.0.0 | R4 | Conditions that apply to this set of dosing instructions. | |
| 3 | DeliveryPattern | hl7.fhir.us.davinci-pas#current | R4 | A code representing the specific delivery of a service being requested | |
| 4 | Dosage - Minimum Gap Between Doses | hl7.fhir.uv.extensions.r4#1.0.0 | R4 | The minimum amount of time that must pass between administering the specified dose amount. | |
| 5 | Obligation | hl7.fhir.uv.extensions.r4#1.0.0 | R4 | Documents obligations that apply to applications implementing this element. The obligations relate to application behaviour, not the content of the element itself in the resource instances that contain this element. See [Obligation Extension](obligations.html) for further detail |
| 1 | 2 | 3 | 4 | 5 | |
| Extension | D | C D | D | C D | C D |
| Extension.extension | C | S C D (3) | C | S C D (3) | S C D (7) |
| Extension.extension.value[x] | C (3) | C (3) | C B M (7) | ||
| Extension.extension.url | F (3) | F (3) | F (7) | ||
| Extension.extension.extension | S C D (9) | S C D (9) | |||
| Extension.extension.extension.value[x] | C (6) | C (6) | |||
| Extension.extension.extension.url | F (6) | F (6) | |||
| Extension.extension.extension.extension | C (6) | C (6) | |||
| Extension.url | F | F | F | F | F |
| Extension.value[x] | B M | C | B M | C | C |
Produced 08 Sep 2023