Introduction: The company was established in 1962 by Mr. Hemendra K. Thakrar and Mrs. Nisha H. Thakrar for the manufacture of basic drugs, fine and pharmaceutical chemicals. It was registered with Directorate of Industries as a SSI unit on May 15, 1963, registration number 11/24/0012/PMT/SSI. It was registered with the F.D.A. Initially process development experiments and trial production continued for two years. Actual production started in 1966. Initially basic drugs for tropical diseases like...