From U.S.A.: Allergen Merck Sharp & Dohme ( MS & D) Smith Kline & Beacham (B) Pharmacia & Upjohn	From SWEDEN Pharmacia	From UNITED KINGDOM Riker
From DENMARK Biogena	From FRANCE Rhone Poulenc - Theraplix	From ITALY Angelini Lisapharma LusoPharmaco Serono
From GERMANY Degussa Pharma G. P. (Chemie Homborg - Asta) Dolorgiet Arzneimittel Hek Pharma Dr. William Schwabe	From SOUTH KOREA Shin Poong	From Switzerland Geistllich pharma Ginseng Products Ltd. Pharmaton Roche