This is a list of pharmaceutical companies that are major manufacturers on global or national markets :
- AstraZeneca PLC
- Aventis S.A
- Bayer
- BioPort Corporation
- Biovail
- Boehringer-Ingelheim Pharmaceuticals
- Bristol-Myers Squibb
- Byk Gulden
- Eli Lilly and Company
- GlaxoSmithKline
- Ipsen Limited
- Janssen-Cilag UK, Ltd
- Janssen-Ortho, Inc
- Janssen Pharmaceutica
- Jelfa
- Knoll AG
- Krka Pharmaceuticals
- Menarini
- Merck & Co. Inc
- Merck KGaA
- Novartis
- Novo Nordisk A/S
- Pfizer Inc
- Pharmacia
- Procter & Gamble
- Ranbaxy Pharmaceuticals USA Inc
- Roche
- Sanofi-Synthelabo
- Schering Health Care, Ltd
- Servier Laboratories
- Solvay Group
- Takeda Pharmaceuticals Inc
- Wyeth
- Yamanouchi Pharmaceutical
