Abbot Laboratories (India) Ltd.
American Health Products
Bayer  chemicals  (Germany) Ltd.
Blue Cross Laboratories Ltd.
Burroughs Wellcome (I) Ltd.
Cadila Group of Cos.
Cipla Ltd.
E. Merck (India) Ltd.
German Remedies Ltd.
Glaxo India Ltd.
Hoechst (Germany) Ltd.
IPCA Laboratories Ltd.
Kopran Ltd.
Lonza (Swiss) Ltd.
Lupin Laboratories Ltd.
Novartis.
Pfizer Ltd.
Procter & Gamble (I) Ltd.
Ranbaxy Laboratories Ltd.
Rhone Poulenc (I) Ltd.
Searle India Ltd.
Sun Pharmaceuticals Industries Ltd.
Torrent Pharma Ltd.
Unichem Laboratories Ltd.
Uniucb (Belgium)
Wockhardt Ltd.
Wyeth Lederle Ltd.