Other crossword clues for answer "PENICILLIN"PENICILLINSir Alexander Fleming's discoveryCommon antibioticAntibiotic (1928)Sir Alexander Fleming's gift to the world.Life-saver.Man's new anti-disease ally.Dr. Fleming's miracle.Sir Alexander Fleming's discovery: 1928Drug introduced commercially in 1945Medical discovery of 1928Sir Alexander Fleming's antibiotic*Antibiotic from blue mold