Cosar Pharmaceutical Company is one of the pioneers in producing antibiotics in Iran, aiming for improvement in the quality of the public health by participating in provision of treatments and cures.

The company has been dedicated to developing new, and better ways to prevent and treat disease and improve health and well being of people.

1974 The company commenced its operation under the name “Chemico Pharmaceuticals”by

manufacturing various oral antibiotics of penicillin family (Orbenin®, Amoxil®, Penbritin®),

under the license from Beecham Pharmaceutical Company.

1980 In accordance with the national campaign of manufacturing generic drugs, the company

became a member of the Organization of the Iranian National Industries.

1983 The company was renamed as "Cosar Pharmaceutical Company".

1993 The company was acquired by the private sector, and was announced as publicity traded.

1994 The company was registered in the Iranian Exchange Index (IEI) as a manufacturer of the

“generic” types of: amoxicillin, ampicillin and cloxacillin

1998 The company initiated producing different dosage forms of co-amoxiclav in Iran.

2009 The company launched oral cephalosporin production line in a new plant.