Inventors:
Werner K. Stiefel - Coral Gables FL
Daniel W. Nicolai - Delmar NY
Assignee:
Stiefel Laboratories, Inc. - Coral Gables FL
International Classification:
A61K 3112
Abstract:
A topical anthralin cream composition in which the anthralin demonstrates improved stability, comprises from about 0. 05% to about 5% by weight of anthralin in a water: fluid hydrocarbon emulsion having a weight ratio of at least about 5:1, at least one anionic emulsifying agent, at least one oil soluble anti-oxidant, at least one water soluble acidic material, and at least one bifunctional sequestering agent.