A solid dosage form in which the drug is enclosed within either a hard or soft soluble container made from a suitable form of gelatin, and which releases a drug (or drugs) in such a manner to allow a reduction in dosing frequency as compared to that drug (or drugs) presented as a conventional dosage form.
\nhttp://terminology.hl7.org/CodeSystem/v3-orderableDrugForm
where concept is-a ERCAP