Abbot Labs
American Cyanamid
Amgen
Angus Biotech
Apotex Fermentation Inc.
Archimica, Inc.
Arena Pharmaceuticals
Aventis
Baxter International
Bayer
Beecham Pharmaceutical
Boehringer Ingelheim Pharmaceuticals
Borroughs Wellcome
Bristol-Myers Squibb Company
Capsule Tech International
Celsus Laboratories, Inc.
Central Pharmaceuticals
Cephalon, Inc.
Ciba Geigy
Crawford & Russell
Diagnostic Chemicals
E.R. Squibb
Eli Lilly
Empire
Genetech
Gilead
GlaxoSmithKline
Hoffman Laroche
Jen-Op Pharm
Johnson & Johnson
Knoll Pharmaceuticals
Lederle
Lee Pharmaceutical
M.D. Pharmaceuticals
Malinckrodt
Marion Labs
Martek Bioscience
MCB Manufacturing
McGraw Edison
McNeil Pharmaceutical
McWhorter Chemical
Merck
Merck Sharp & Dohme
Michigan Biotech
Miles
Miles Labs
Monsanto
Multiple Peptide Systems
Nita Pharmaceuticals
Normaco
Novartis Pharmaceuticals
Oread Inc
Ortho Pharmaceutical
Park Davis
Pfizer / Agouron
Pharmacia Upjohn
Phenomenex
Precision Pharma Services
Proctor & Gamble
Roche Carolina
S.B. Penwick
Sandoz
Sanofi Aventis
Schering-Plough
ScienoPharm
Searle
Smiith Kleine
Steris
Sterling
Sterling Drug
Syntex Pharmaceuticals
Takeda Pharmaceuticals
Tepha
TEVA Pharmaceuticals
Toms River Chemical
Tyco Healthcare/Mallinckrodt Baker
Vick Healt Care Division
Warner Lambert
Weyeth Ayerst