Composition for percutaneous administration

Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Having -c- – wherein x is chalcogen – bonded directly to...

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Details

514305, 514356, 514418, 514652, A61K 3140, A61K 3140, A61K 3144, A61K 31135

Patent

active

048472603

ABSTRACT:
A composition for percutaneous administration containing a nicotinic ester represented by formula (I) ##STR1## or an isonicotinic ester represented by formula (II) ##STR2## wherein R and R' each represents an alkyl group having 5 or more carbon atoms,
with or without a specific polar compound. The composition improves percutaneous absorption of an active ingredient.

REFERENCES:
patent: 2431558 (1947-12-01), Huber
Chem. Abst., vol. 66-103779c (1967) vol. 82-68706h (1975).

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