Based on the volume of products in USA market top 50 pharmaceutical companies are listed below –
1. ABBVIE
2. ACTAVIS
3. AJANTA
4. AKORN
5. ALEMBIC
6. ALKEM
7. ALLERGAN
8. APOTEX
9. ASTELLAS
10. ASTRAZENECA
11. AUROBINDO
12. BRAUN
13. BAUSCH
14. BAXTER
15. BAYER
16. BIONPHARMA
17. BOEHRINGER
18. ...