3.21.6 Extension: Medication Order Total Prescribed Quantity - Detailed Descriptions
Definitions for the ext-medicationorder-total-quantity Extension
| 1. Extension | |
| Definition | Identifies the total quantity authorized to be dispensed throughout the lifetime of the prescription.  | 
| Control | 0..1 | 
| Comments | Conformance Rule: This MUST be present if the TOTALDAYSSUPPLY is not populated.  | 
| 2. Extension.id | |
| Definition | unique id for the element within a resource (for internal references).  | 
| Control | 0..1 | 
| Type | id | 
| 3. Extension.extension | |
| Definition | An Extension  | 
| Control | 0..0 | 
| Type | Extension | 
| 4. Extension.url | |
| Definition | Source of the definition for the extension code - a logical name or a URL.  | 
| Control | 1..1 | 
| Type | uri | 
| Must Support | true | 
| Comments | Fixed value: http://prescribeit.ca/fhir/StructureDefinition/ext-medicationorder-total-quantity  | 
| Fixed Value | http://prescribeit.ca/fhir/StructureDefinition/ext-medicationorder-total-quantity | 
| 5. Extension.value[x] | |
| Definition | Identifies the total quantity authorized to be dispensed throughout the lifetime of the prescription.  | 
| Control | 1..1 | 
| Binding | The codes SHALL be taken from PrescribedQuantityUnit (20190430); other codes may be used where these codes are not suitable | 
| Type | Quantity(PrescribeIT® Drug Quantity) | 
| [x] Note | See Choice of Data Types for further information about how to use [x] | 
| Must Support | true | 
| Comments | Conformance Rule: This MUST be present if the TOTALDAYSSUPPLY is not populated.  | 
| Max Length | 0 | 
| Invariants | Defined on this element qty-3: If a code for the unit is present, the system SHALL also be present (: code.empty() or system.exists()) sqty-1: The comparator is not used on a SimpleQuantity (: comparator.empty())  |