Effervescent oral opiate dosage form

摘要

Disclosed is a dosage form comprising 20 to 200,000 micrograms of an opiate, 0.5 to 25% w/w of a pH adjusting substance appropriate for said opiate, 5 to 85% w/w of an effervescent material, and a starch glycolate, said dosage form being designed for the administration of said opiate across the oral mucosa through buccal, gingival or sublingual administration routes.