basedOnA reference to any number of CarePlan, ImmunizationRecommendation,MedicationRequest or ServiceRequest resources.
Recommendation: To reference a previous medication request use priorPrescription instead of this element.
If the clinical system has implemented the CarePlan resource, a logical link to the care plan for which the medication request is based has business benefit.
Any resource being referenced SHOULD conform to the following profiles/resources: