Historic Drug Companies and Pharmaceutical Co.

Information about Drug Companies prior to 1958
This is a partial list of the Drug Companies of the United States Prior to 1958. Most of the information contained here was taken from old versions of the Physicians' Desk Referrence. (PDR) for Pharmaceutical Specialties & Biologicals 1955 9th Edition.

This site contains information about the drugs and uses of those drugs of the American Drug Companies.

• Abbott Laboratories
• Adams Company
• Alphaden Company
• American Felsol Company
• American Ferment Co.
• American Pharmaceutical Co.
• Ames Company
• Angier Chemical Co
• Arlington-Funk Laboratories
• Armour Laboratories
• Arnar-Stone Laboratories
• Ascher & Company
• Ayerst Laboratories
• Barlow-Maney Laboratories
• Bilhuber-Knoll
• Bio-Ramo
• Bischoff Company
• Astro Pharmaceutical
• Blue Line Chemical Company
• Bowman, Mell & Co.
• Breon & Company
• Brewer & Company
• Bristol Laboratories
• Buffington's
• Burroughs Wellcome
• Central Pharmacal Company
• J. B. Roerig & Company
• Rystan Products
• Rowell Laboratories
• Robins Co.
• Sandoz
• William H. Rorer
• Schenley Laboratories
• Wisconsin Pharmacal
• C.F. Boehringer & Soehne
• Criswell Chemical Co.