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1. (WO1991006270) MUCOADHESIVE BUCCAL DOSAGE FORMS
Latest bibliographic data on file with the International Bureau

Pub. No.: WO/1991/006270 International Application No.: PCT/US1989/004890
Publication Date: 16.05.1991 International Filing Date: 31.10.1989
IPC:
A61K 9/00 (2006.01)
A HUMAN NECESSITIES
61
MEDICAL OR VETERINARY SCIENCE; HYGIENE
K
PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES
9
Medicinal preparations characterised by special physical form
Applicants:
WATSON LABORATORIES, INC. [US/US]; 132-A Business Center Drive Corona, CA 91720, US
Inventors:
SANVORDEKER, Dilip, R.; US
LEUNG, Sau-Hung, Spence; US
Agent:
CEPURITIS, Talivaldis ; Dressler, Goldsmith, Shore, Sutker & Milnamow, Ltd. 180 N. Stetson Ave., Suite 4700 Two Prudential Plaza Chicago, IL 60601, US
Priority Data:
Title (EN) MUCOADHESIVE BUCCAL DOSAGE FORMS
(FR) FORMES DE DOSAGE BUCCAL MUCO-ADHESIF
Abstract:
(EN) A trilaminate film suitable for prolonged and sustained delivery of an active ingredient in a buccal cavity is disclosed. A hydratable mucoadhesive base layer (18), a non-adhesive reservoir layer (14) and a water-impermeable carrier film (16) sandwiched between and bonded to the base layer (18) and the reservoir layer (14) are the elements which form the trilaminate film.
(FR) On décrit un film triplement stratifié apte à libérer de manière prolongée et soutenue dans une cavité buccale un ingrédient actif. Une couche de base muco-adhésive et hydratable (18), une couche réservoir non adhésive (14) et un film porteur imperméable à l'eau (16) sont serrés entre la couche de base (18) et la couche réservoir (14), et liés à celles-ci, et sont les éléments constitutifs du film triplement stratifié.
Designated States: AU, DK, FI, JP, NO
European Patent Office (AT, BE, CH, DE, FR, GB, IT, LU, NL, SE)
Publication Language: English (EN)
Filing Language: English (EN)
Also published as:
FI913126NO19912559EP0451167US4900552JPH04502912AU1989046531