Patent · US Expired

Topical medicament preparations

US4411893A · kind A · utility

88Cited by
0References
8Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 24, 1982
Grant dateOct 25, 1983
Priority date
Expiry dateSep 24, 2002

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61K47/22
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

Topical therapeutic compositions are disclosed which contain from about 0.1 to 70 percent by weight of a water-soluble tertiary amine oxide and a therapeutic agent selected from the group consisting of erythromycin, benzoyl peroxide, hydrocortisone, tetracycline, 5-fluorouracil, and propranolol. The amine oxide enhances penetration of the therapeutic agent into and through the skin.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.