Hydroquinone composition having enhanced bio-availability and pe

Drug – bio-affecting and body treating compositions – Bleach for live hair or skin

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424DIG5, 424 59, 424 60, 424 78, 514169, 514675, 514725, 514783, 514847, 514848, 514886, 514887, A61K 744, A61K 7135, A61K 3174

Patent

active

046786635

ABSTRACT:
A new and improved vehicle for delivering pharmaceutical ingredients to the human skin in a manner whereby the bioavailability, subcutaneous adsorption, and effectiveness of the active ingredient are remarkably enhanced. The vehicle comprises a volatile silicone, a fatty alcohol having from 12-22 carbon atoms, a preselected active ingredient; and such preservatives or emulsifying agents as may be warranted.

REFERENCES:
patent: 4122029 (1978-10-01), Gee et al.
patent: 4264586 (1981-04-01), Callingham et al.
patent: 4265878 (1981-05-01), Keil
patent: 4280994 (1981-07-01), Turney
patent: 4355046 (1982-10-01), Suess
patent: 4421769 (1983-12-01), Dixon et al.
patent: 4435382 (1984-03-01), Shin
Plein et al, Journal of the American Pharmaceutical Association, 2/1953, pp. 79 to 85.

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