Methadone was first synthesized in 1939 at the pharmaceutical laboratories of the I.G. Farbenkonzern, a subsidiary of the Farbwerke Hoechst, Frankfurt am Main, Germany. It was the product of a long and continuous research chain in the area of synthetic antipyretics and analgetics. Methadone Roots Methadone was originally marketed as ‘Dolophine’ and was used as … Read more…