?- Amgen Inc.
- Helsinn Healthcare
- Heron Pharma
- Johnson & Johnson
- Merck & Co. Inc
- Novartis (Sandoz)
- F. Hoffmann-La Roche AG
- Acacia Pharma Group Plc
- Sanofi
- Sun Pharmaceutical Industries Ltd.
- Celldex Therapeutics
- Ipsen Pharma