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ZYVOX® (linezolid) Highlights

HIGHLIGHTS OF PRESCRIBING INFORMATION

These highlights do not include all the information needed to use ZYVOX safely and effectively. See full prescribing information for ZYVOX.

ZYVOX® (linezolid) injection, tablets and oral suspension
Initial U.S. Approval: 2000

INDICATIONS AND USAGE

ZYVOX is an oxazolidinone-class antibacterial indicated in adults and children for the treatment of the following infections caused by susceptible Gram-positive bacteria: Nosocomial pneumonia (1.1); Community-acquired pneumonia (1.1); Complicated skin and skin structure infections, including diabetic foot infections, without concomitant osteomyelitis (1.2); Uncomplicated skin and skin structure infections (1.2); Vancomycin-resistant Enterococcus faecium infections. (1.3)

To reduce the development of drug-resistant bacteria and maintain the effectiveness of ZYVOX formulations and other antibacterial drugs, ZYVOX should be used only to treat infections that are proven or strongly suspected to be caused by bacteria. (1.4)

DOSAGE AND ADMINISTRATION

Dosage, Route, and Frequency of Administration
Infection Pediatric Patients
(Birth through11years of Age)
Adults and Adolescents
(12 years and Older)
Duration
(days)
Nosocomial pneumonia 10 mg/kg intravenous or oral every 8 hours 600 mg intravenous or oral every 12 hours 10 to 14
Community-acquired pneumonia, including concurrent bacteremia
Complicated skin and skin structure infections
Vancomycin-resistant Enterococcus faecium infections, including concurrent bacteremia 10 mg/kg intravenous or oral every 8 hours 600 mg intravenous or oral every 12 hours 14 to 28
Uncomplicated skin and skin structure infections less than 5 yrs: 10 mg/kg oral every 8 hours
5–11 yrs: 10 mg/kg oral every 12 hours
Adults: 400 mg oral every 12 hours
Adolescents: 600 mg oral every 12 hours
10 to 14

DOSAGE FORMS AND STRENGTHS

  • Injection: 200 and 600 mg linezolid; Tablet: 600 mg linezolid; Oral Suspension: 100 mg of linezolid per each 5 mL. (3)

CONTRAINDICATIONS

  • Known hypersensitivity to linezolid or any of the other product components. (4.1); Patients taking any monoamine oxidase inhibitors (MAOI) or within two weeks of taking an MAOI. (4.2)

WARNINGS AND PRECAUTIONS

  • Myelosuppression: Monitor complete blood counts weekly. Consider discontinuation in patients who develop or have worsening myelosuppression. (5.1)
  • Peripheral and optic neuropathy: Reported primarily in patients treated for longer than 28 days. If patients experience symptoms of visual impairment, prompt ophthalmic evaluation is recommended. (5.2)
  • Serotonin syndrome: Patients taking serotonergic antidepressants should receive ZYVOX only if no other therapies are available. Discontinue serotonergic antidepressants and monitor patients for signs and symptoms of both serotonin syndrome and antidepressant discontinuation. (5.3)
  • A mortality imbalance was seen in an investigational study in linezolid-treated patients with catheter-related bloodstream infections. (5.4)
  • Clostridium difficile associated diarrhea: Evaluate if diarrhea occurs. (5.5)
  • Potential interactions producing elevation of blood pressure: monitor blood pressure. (5.6)
  • Hypoglycemia: Postmarketing cases of symptomatic hypoglycemia have been reported in patients with diabetes mellitus receiving insulin or oral hypoglycemic agents. (5.9)

ADVERSE REACTIONS

Most common adverse reactions (>5% of adult and/or pediatric patients treated with ZYVOX) include: diarrhea, vomiting, headache, nausea, and anemia. (6)


To report SUSPECTED ADVERSE REACTIONS, contact Pfizer Inc at 1-800-438-1985 or FDA at 1-800-FDA-1088 or www.fda.gov/medwatch.

DRUG INTERACTIONS

Monoamine oxidase inhibitors and potential for interaction with adrenergic and serotonergic agents. (4.2, 5.3, 5.6, 7, 12.3)

See 17 for PATIENT COUNSELING INFORMATION.

Revised: 7/2018

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