1. Endo International PLC
2. Allergan Co
3. Impax Laboratories LLC
4. Glaxo Smith Kline PLC
5. Astellas Pharma Inc
6. Amgen Inc
7. Bayer AG
8. AstraZeneca PLC
9. Dr. Reddy’s Laboratories Ltd
10. Eli Lilly and Company
11. Pfizer Inc