Based on the volume of products in USA market top 30 pharmaceutical companies are listed below -
1. Abbie
2. Actavis
3. Alembic
4. Alkem
5. Allergan
6. Apotex
7. Aurobindo
8. Baxter
9. Bayer
10. Bionpharma
11. Boehringer
12. Cadila
13. Cipla
14. Dr Reddys
15. Glenmark
16. Hetero
17. Hikma
18. Hispira
19. Lupin
20. Merck
21. Mylan
22. Novartis
23. Perrigo
24. Sandoz
25. Sanofi
26. Sunpharma
27. Taro pharmaceutical
28. Teva
29. Watson laboratories
30. Zydus
