The Upjohn Co.

Carl A Schlagel

Donald E Ayer

Gordon L Flynn

17.alpha.-Acyloxy-5.beta.-pregnanes (I) and 17.alpha.-acyloxy-5.alpha.-pregnanes (IV) have an excellent activity split providing high topical anti-inflammatory activity with very low systemic side effects.

17.alpha.-Acyloxy-5.beta.-corticoids and

Reduced A ring-.DELTA..sup.9(11) -corticoids

17.alpha.-Acyloxy-5.beta.-pregnanes (I) and 17.alpha.-acyloxy-5.alpha.-pregnanes (IV) have an excellent activity split providing high topical antiinflammatory activity with very low systemic side effects.

17.alpha.-Acyloxy-5.beta.-corticoids

17.alpha.-Acyloxy-5.alpha.-pregnanes (I) and 17.alpha.-acyloxy-5.alpha.-pregnanes (IV) have an excellent activity split providing high topical anti-inflammatory activity with very low systemic side effects.

9.beta.,11.beta.-Epoxy-5.beta.-corticoids

Disclosed is an anti-inflammatory compound, 6.alpha.,9.alpha.-di-fluoro-11.beta.,17.alpha.,21-trihydroxy-16.beta.-meth ylpregna-1,4-diene-3,20-dione 17,21-diacetate, and topical pharmaceutical formulations which include antimicrobial agents.

Topical clindamycin preparations

The disclosure covers the preparation of the compound, 6.alpha.,9.alpha.-difluoro-11.beta.,17,21-trihydroxy-16.beta.-methylpregna -1,4-diene-3,20-dione 17.alpha.,21-diacetate, (1) and methods and formulations for its anti-inflammatory use topically, orally and parenterally.

Growing community of inventors

Kalamazoo, MI, United States of America

Carl A Schlagel