section name header

Pronunciation ⬇

a-mox-i-SILL-in audio

Classifications ⬆ ⬇

Therapeutic Classification: anti-infectives, antiulcer agents

Pharmacologic Classification: aminopenicillins

Indications ⬆ ⬇

REMS

Unlabeled Use:

Action ⬆ ⬇

Therapeutic Effects:

Spectrum:

Pharmacokinetics ⬆ ⬇

Absorption: Well absorbed from duodenum (75–90%). More resistant to acid inactivation than other penicillins.

Distribution: Diffuses readily into most body tissues and fluids. CSF penetration increased when meninges are inflamed. Crosses placenta; enters breast milk in small amounts.

Metabolism/Excretion: 70% excreted unchanged in the urine; 30% metabolized by the liver.

Half-life: Neonates: 3.7 hr; Infants and Children: 1–2 hr; Adults: 0.7–1.4 hr.

Time/Action Profile ⬆ ⬇

(plasma concentrations)

ROUTEONSETPEAKDURATION
PO30 min1–2 hr8–12 hr

Contraind./Precautions ⬆ ⬇

Contraindicated in:

Use Cautiously in:

Adv. Reactions/Side Effects ⬆ ⬇

Derm: rash, ACUTE GENERALIZED EXANTHEMATOUS PUSTULOSIS, DRUG REACTION WITH EOSINOPHILIA AND SYSTEMIC SYMPTOMS, STEVENS-JOHNSON SYNDROME, TOXIC EPIDERMAL NECROLYSIS, urticaria.

GI: diarrhea, ↑ liver enzymes, CLOSTRIDIOIDES DIFFICILE-ASSOCIATED DIARRHEA (CDAD), nausea, vomiting.

Hemat: blood dyscrasias.

Neuro: SEIZURES (HIGH DOSES).

Misc: HYPERSENSITIVITY REACTIONS (INCLUDING ANAPHYLAXIS), SERUM SICKNESS, superinfection.

Interactions ⬆ ⬇

Drug-Drug:

Route/Dosage ⬆ ⬇

see Calculator

Most Infections

Renal Impairment

Helicobacter pylori

Endocarditis Prophylaxis

Gonorrhea

Availability ⬆ ⬇

(Generic available)

Assessment ⬆ ⬇

Lab Test Considerations:

Implementation ⬆ ⬇

Patient/Family Teaching ⬆ ⬇

Evaluation/Desired Outcomes ⬆ ⬇

US Brand Names ⬆ ⬇

Amoxil, Trimox

Canadian Brand Names ⬆ ⬇

Novamoxin

Pill Image

amoxicillin_195_9182.jpg

Code ⬆

NDC Code*