Semi-synthetic derivative of penicillin that functions as an orally active broad-spectrum antibiotic.

Synonyms: Antibiotic KS R1, Aminobenzyl Penicillin, Sodium, Ampicillin, Amcill, 4-Thia-1-azabicyclo(3.2.0)heptane-2-carboxylic acid, 6-((aminophenylacetyl)amino)-3,3-dimethyl-7-oxo-, (2S-(2alpha,5alpha,6beta(S*)))-, Omnipen, HXQ6A1N7R6, Polycillin, Ampicillin Trihydrate, JFN36L5S8K, 0, Antibiotic KS-R1, Aminobenzylpenicillin, Pentrexyl, Ukapen, Ampicillin Sodium, Ampicillin, Penicillin, Aminobenzyl, KS-R1, Antibiotic, 7C782967RD, Trihydrate, Ampicillin