ampicillin
am·pi·cil·lin
noun \ˌam-pə-ˈsi-lən\Definition of AMPICILLIN
: a penicillin C16H19N3O4S that is effective against gram-negative and gram-positive bacteria and is used to treat various infections of the urinary, respiratory, and intestinal tracts
Origin of AMPICILLIN
amino + penicillin
First Known Use: 1961
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