Transdermal administration of buprenorphine

Drug – bio-affecting and body treating compositions – Preparations characterized by special physical form – Web – sheet or filament bases; compositions of bandages; or...

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424448, 514947, A61F 1300

Patent

active

050699091

ABSTRACT:
Method and laminated composite for administering buprenorphine transdermally to treat pain. The composite comprises an impermeable backing layer and a reservoir layer containing buprenorphine and optionally a permeation enhancer combined with a pressure-sensitive adhesive with the amounts of buprenorphine and optional enhancer being sufficient to cause the buprenorphine to pass through the skin at a rate in excess of about 0.05 mcg/cm.sup.2 /hr.

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