AmpicillinINFORMATION ABOUT AMPICILLINAmpicillin UsesAmpicillin is used in the treatment of bacterial infections.How Ampicillin worksAmpicillin is an antibiotic. It kills bacteria by preventing them from forming the bacterial protective covering (cell wall) which is needed for them to survive.Common side effects of AmpicillinRash, Vomiting, Allergic reaction, Nausea, Diarrhea