Black History Month: Percy Lavon Julian- synthesized a drug to treat glaucoma

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Pioneering Chemist Percy Julian (1899-1975) is an American chemist who made various vital contributions to modern medicine as a result of experimenting with soybeans. He synthesised a drug called physostigmine, which is used to treat glaucoma. Julian also discovered how to mass produce cortisone and the steroid progesterone, which was used to produce sex hormones. (Oprahdaily)