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Relentless research has led to the discovery of new synthetic drugs like barbiturates and syphilis curing arsenical compounds by scientists like Paul Ehrlich (Rang & Dale, 2012: 18). Further breakthroughs include the discovery of sulfonamides, which are the first antibacterial drugs and they were discovered by Gerhard Domagk, the development of penicillin by Florey and Chain based on Fleming’s work.