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Ampicillin_Structural

Ampicillin Trihydrate Compacted

Ampicillin is an antibiotic used to prevent and treat a number of bacterial infections.[2] This includes respiratory tract infections, urinary tract infections, meningitis, salmonella infections, and endocarditis. It may also be used to prevent group B streptococcal infection in newborns. It is used by mouth, by injection into a muscle, or intravenously.[2] It is not useful for the treatment of viral infections.

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Product Description


(2S,5R,6R)-6-([(2R)-2-amino-2-phenylacetyl]amino)
-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-
carboxylic acid

Trade names

Principen, others[1]
AHFS/Drugs.com

monograph
MedlinePlus

a685002
Licence data

US FDA:link
Pregnancy
category

A (Au), B (U.S.)
Legal status

UK: POM (Prescription only)
Routes of
administration

By mouth, intravenous

Bioavailability

40% (oral)
Protein binding

15 to 25%
Metabolism

12 to 50%
Biological half-life

approx 1 hour
Excretion

75 to 85% renal

CAS Number

69-53-4
ATC code

J01CA01 S01AA19 QJ51CA01
PubChem

CID: 6249
DrugBank

DB00415
ChemSpider

6013
UNII

7C782967RD
KEGG

D00204
ChEBI

CHEBI:28971
ChEMBL

CHEMBL174

Formula

C16H19N3O4S
Molecular mass

349.41 g·mol−1

SMILES[show]

InChI[show]