What it's used for
This antibiotic is used in adults and children to treat bacterial infections such as hospital-acquired and community-acquired pneumonia.
Source: U.S. FDA-approved prescribing information (openFDA).
Typical dosing
Adults and adolescents take 600 mg every 12 hours, while pediatric patients take 10 mg/kg every 8 hours, administered orally or intravenously for 10 to 14 days.
Dosing shown here is the general FDA-labeled range. Your prescribing clinician determines the exact dose, form, and schedule for you — this is not a substitute for medical advice.
Common side effects
Common side effects include diarrhea, vomiting, headache, nausea, and anemia.
Covered strengths on the Tab $0 list
Covered at $0 with an active Tab membership when filled at a participating pharmacy nationwide or through mail order. A licensed clinician must prescribe the medication.
Related medications
Other antibiotics & antivirals medications covered at $0 with an active Tab membership.
Linezolid cost without insurance
Cash prices for Linezolid without insurance vary widely by pharmacy, strength and quantity — the same prescription can cost very different amounts at two pharmacies in the same town. That is the problem a membership solves.
Linezolid is on Tab's covered $0 generic list. With an active Tab membership, every covered strength is $0 — not a percentage off, not a coupon that changes month to month — at participating pharmacies nationwide or through mail order. You do not need insurance, and Tab works whether or not you have a health plan.
Tab is a membership, not insurance. Covered medications require a prescription from a licensed clinician.
Linezolid dosage and administration
Dosage, Route, and Frequency of Administration Infection Pediatric Patients (Birth through 11 Years of Age) Adults and Adolescents (12 Years and Older) Duration (Days) Nosocomial pneumonia Community-acquired pneumonia, including concurrent bacteremia 10 mg/kg intravenous or oral every 8 hours 600 mg intravenous or oral every 12 hours 10 to 14 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 to 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 2.1 General Dosage and Administration The recommended dosage for linezolid formulations for the treatment of infections is described in Table 1.
Excerpt from the FDA-approved prescribing information (openFDA), retrieved 2026-09-15. Your prescribing clinician decides the exact dose, form and schedule for you — this is not medical advice.
Linezolid side effects
Most common adverse reactions (>5% of adult and/or pediatric patients treated with linezolid) include diarrhea, vomiting, headache, nausea, and anemia. ( 6 ) To report SUSPECTED ADVERSE REACTIONS, contact Hikma Pharmaceuticals USA Inc. at 1-800-962-8364 or FDA at 1-800-FDA-1088 or www.fda.gov/medwatch.
Excerpt from the FDA-approved prescribing information (openFDA), retrieved 2026-09-15. This is not a complete list. Report side effects to your clinician, and seek care for anything severe or unexpected.
Linezolid drug interactions
Monoamine oxidase inhibitors and potential for interaction with adrenergic and serotonergic agents. ( 4.2 , 5.3 , 5.6 , 7 , 12.3 ) 7.1 Monoamine Oxidase Inhibitors Linezolid is a reversible, nonselective inhibitor of monoamine oxidase [see Contraindications ( 4.2 ) and Clinical Pharmacology ( 12.3 )]. 7.2 Adrenergic and Serotonergic Agents Linezolid has the potential for interaction with adrenergic and serotonergic agents [see Warnings and Precautions ( 5.3 , 5.6 ) and Clinical Pharmacology ( 12.3 )] .
Excerpt from the FDA-approved prescribing information (openFDA), retrieved 2026-09-15. Tell your clinician and pharmacist about every medication, supplement and over-the-counter product you take.
Who should not take linezolid
• 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 ) 4.1 Hypersensitivity Linezolid formulations are contraindicated for use in patients who have known hypersensitivity to linezolid or any of the other product components . 4.2 Monoamine Oxidase Inhibitors Linezolid should not be used in patients taking any medicinal product which inhibits monoamine oxidases A or B (e.g., phenelzine, isocarboxazid) or within two weeks of taking any such medicinal product.
Excerpt from the FDA-approved prescribing information (openFDA), retrieved 2026-09-15. Whether this medication is appropriate for you is a clinical decision made by your prescribing clinician.
Common questions
Is linezolid covered at $0 with Tab?
Yes. Linezolid is on Tab's covered $0 generic list — every covered strength is $0 with an active membership, at participating pharmacies nationwide or by mail order.
Do I need insurance to get linezolid through Tab?
No. Tab is a membership, not insurance. Covered medications are $0 with an active membership whether or not you have a health plan.
How do I get a linezolid prescription with Tab?
Book a video visit with a licensed Tab clinician (unlimited visits are included with membership). If it's clinically appropriate, they send the prescription to your chosen participating pharmacy or by mail order.
How much does linezolid cost without insurance?
Without insurance, retail cash prices for linezolid vary by pharmacy, strength and quantity. Linezolid is on Tab's covered $0 generic list, so every covered strength is $0 with an active Tab membership at participating pharmacies nationwide or by mail order.
What is the cheapest way to get linezolid?
For medications on Tab's covered list, a Tab membership is the cheapest route: covered strengths of linezolid are $0 with an active membership, and unlimited video visits with a licensed clinician are included, so the visit that produces the prescription is covered too.
What is the usual dose of linezolid?
Dosage, Route, and Frequency of Administration Infection Pediatric Patients (Birth through 11 Years of Age) Adults and Adolescents (12 Years and Older) Duration (Days) Nosocomial pneumonia Community-acquired pneumonia, including concurrent bacteremia 10 mg/kg intravenous or oral every 8 hours 600 mg intravenous or oral every 12 hours 10 to 14 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 to 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 2.1 General Dosage and Administration The recommended dosage for linezolid formulations for the treatment of infections is described in Table 1. (FDA-approved label, retrieved 2026-09-15. Your clinician sets your dose.)
What are the side effects of linezolid?
Most common adverse reactions (>5% of adult and/or pediatric patients treated with linezolid) include diarrhea, vomiting, headache, nausea, and anemia. ( 6 ) To report SUSPECTED ADVERSE REACTIONS, contact Hikma Pharmaceuticals USA Inc. at 1-800-962-8364 or FDA at 1-800-FDA-1088 or www.fda.gov/medwatch. (FDA-approved label, retrieved 2026-09-15.)
What interacts with linezolid?
Monoamine oxidase inhibitors and potential for interaction with adrenergic and serotonergic agents. ( 4.2 , 5.3 , 5.6 , 7 , 12.3 ) 7.1 Monoamine Oxidase Inhibitors Linezolid is a reversible, nonselective inhibitor of monoamine oxidase [see Contraindications ( 4.2 ) and Clinical Pharmacology ( 12.3 )]. (FDA-approved label, retrieved 2026-09-15. Tell your clinician about every medication and supplement you take.)
Linezolid is $0 on the covered list
Members pay $0 for covered generics at participating pharmacies nationwide or by mail order — plus unlimited virtual primary care, urgent care and dermatology visits. No insurance needed.
Solo $49/mo · Family $119/mo for up to 4 people · Family+ $149/mo for up to 8
Start your membership → Compare plansTab is a membership and prescription-discount program, not insurance. A licensed clinician must prescribe any medication. Cancel anytime — no renewal.