Article useful for administration of pharmacologically-active su

Details Article useful for administration of pharmacologically-active su Article useful for administration of pharmacologically-active su

1990-07-19

1992-10-06

Schofer, Joseph L.

Drug, bio-affecting and body treating compositions

Preparations characterized by special physical form

Web, sheet or filament bases; compositions of bandages; or...

524 98, A61L 1503, A61F 1300, A61K 970

Patent

active

RE0340898

ABSTRACT:
Described is an article of manufacture useful for administration of pharmacologically-active substances, transdermally, orally or by means of subdermal implant comprising a solid vinyl plastisol layer for contacting a patient's tissue, internally or externally, the layer containing from about 20 up to about 70% by weight of a polyvinyl chloride resin or a polyvinyl chloride-polyvinyl acetate copolymer containing a minor proportion of vinyl acetate; from about 20-70% plasticizer composition, from about 0.5 up to 35% of pharmacologically-active substance such as isosorbide dinitrate, nicotine, clonidine, guanfacine, indomethacin, glyceryl trinitrate and prostaglandin and optionally excipients. Also described is the novel plasticizer-polyvinyl chloride composition of matter comprising 1-dodecylhexahydro-2H-azepin-2-one and polyvinyl chloride resin taken together with a pharmacologically-active substance [whereint he] wherein the 1-dodecylhexahydro-2H-azepin-2-one not only acts as a plasticizer but also acts as a penetration enhancer (through tissue) for the pharmacologically-active substance.

REFERENCES:
patent: 3212495 (1965-10-01), Osbourn et al.
patent: 4150109 (1979-04-01), Dick et al.
patent: 4340530 (1982-07-01), Higashiguchi et al.
patent: 4699777 (1987-10-01), Zupon et al.

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