section name header

Pronunciation ⬇

pi-PER-a-sill-in/tay-zoe-BAK-tam audio

Classifications ⬆ ⬇

Therapeutic Classification: anti-infectives

Pharmacologic Classification: extended spectrum penicillins

Indications ⬆ ⬇

REMS

Action ⬆ ⬇

Therapeutic Effects:

Spectrum:

Pharmacokinetics ⬆ ⬇

Absorption: IV administration results in complete bioavailability.

Distribution: Widely distributed. Enters CSF well only when meninges are inflamed.

Metabolism/Excretion: Piperacillin (68%) and tazobactam (80%) are mostly excreted unchanged by the kidneys.

Half-life: Adults: 0.7–1.2 hr; Children (6 mo–12 yr): 0.7–0.9 hr; Infants (2–5 mo): 1.4 hr.

Time/Action Profile ⬆ ⬇

(piperacillin plasma concentrations)

ROUTEONSETPEAKDURATION
IVrapidend of infusion4–6 hr

Contraind./Precautions ⬆ ⬇

Contraindicated in:

Use Cautiously in:

Adv. Reactions/Side Effects ⬆ ⬇

Derm: rash (↑ in patients with cystic fibrosis), ACUTE GENERALIZED EXANTHEMATOUS PUSTULOSIS, DRUG REACTION WITH EOSINOPHILIA AND SYSTEMIC SYMPTOMS (DRESS), STEVENS-JOHNSON SYNDROME, TOXIC EPIDERMAL NECROLYSIS, urticaria.

GI: diarrhea, CLOSTRIDIOIDES DIFFICILE-ASSOCIATED DIARRHEA (CDAD), constipation, drug-induced hepatitis, nausea, vomiting.

GU: interstitial nephritis, renal failure.

Hemat: bleeding, leukopenia, neutropenia, thrombocytopenia.

Local: pain, phlebitis at IV site.

Neuro: confusion, dizziness, headache, insomnia, lethargy, SEIZURES (HIGHER DOSES).

Misc: fever (↑ in cystic fibrosis patients), hemophagocytic lymphohistiocytosis, HYPERSENSITIVITY REACTIONS (INCLUDING ANAPHYLAXIS AND SERUM SICKNESS), superinfection.

Interactions ⬆ ⬇

Drug-Drug:

Route/Dosage ⬆ ⬇

Contains 2.84 mEq (65 mg) sodium/g of piperacillin; adult doses below expressed as combined piperacillin/tazobactam content

Appendicitis/Peritonitis

Renal Impairment

Nosocomial Pneumonia

Renal Impairment

Skin and Skin Structure Infections, Gynecologic Infections, and Community-Acquired Pneumonia

Renal Impairment

Availability ⬆ ⬇

(Generic available)

Assessment ⬆ ⬇

Lab Test Considerations:

Implementation ⬆ ⬇

IV Administration:

Patient/Family Teaching ⬆ ⬇

Evaluation/Desired Outcomes ⬆ ⬇

US Brand Names ⬆ ⬇

Zosyn

Code ⬆

NDC Code*