Ampicillin is a prescription antibiotic used to treat different types of bacterial infections. It is more commonly used as a step down afterintravenous (IV) ampicillinto continue treatment of an ongoing infection. The oral (capsule) version is indicated to treat: Gastrointestinal infections, Genitourinary infections, Respiratory tract infections Ampicillin belongs to the penicillin family of antibacterial agents. It works by preventing bacteria from forming a bacterial cell wall. Without a cell wall, the bacteria's natural protection breaks down, and they stop growing. Fact Table Formula C16H19N3O4S License US FDA, EU EMA Bioavailability 62% ±17% Legal status Rx-only Chemical Name Ampicillin Elimination half-life 1 hour Dosage (Strength) 250mg, 500mg Pregnancy No Known Risk Brands Generic Protein binding 15 to 25% PubChem CID 6249 MedlinePlus a685002 ChEBI 28971 ATC code J01CA01 DrugBank DB00415 KEGG D00204 Routes of administration By mouth
Ampicillin (Generic)
- Take ampicillin exactly as directed by your healthcare provider. The dose will vary depending on the type and severity of the infection. The normal ampicillin dose is three to four times per day. Ampicillin is available in 250 mg and 500 mg capsules.
