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Antibiotics & antivirals

Oseltamivir Phosphate

Oseltamivir Phosphate is a covered generic medication on Tab's $0 list. Here's what it's used for, typical dosing, and side effects, sourced from FDA-approved drug labeling.

$0 with active Tab membership Oral

What it's used for

Oseltamivir phosphate is used for the treatment of acute, uncomplicated influenza A and B in patients 2 weeks of age and older who have been symptomatic for no more than 48 hours, and for the prophylaxis of influenza in patients 1 year and older.

Source: U.S. FDA-approved prescribing information (openFDA).

Typical dosing

For adults and adolescents 13 years and older, the treatment dose is 75 mg twice daily for 5 days, while pediatric and renally impaired patients have weight- or kidney-function-based dosing adjustments.

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

The most common adverse reactions in treatment studies include nausea, vomiting, and headache.

Covered strengths on the Tab $0 list

Oseltamivir Phosphate 6mg/mL Suspension For Reconstitution

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

AcyclovirAmoxicillinAmpicillin TrihydrateAzithromycinBacitracinCephalexin

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Tab is a membership and prescription-discount program—not insurance, and not a substitute for it. $0 pricing applies to medications on the current covered generic list with active membership, at participating pharmacy locations nationwide or through mail order, and is subject to change. Mail-order home delivery is preferred for recurring prescriptions; activation, availability, and delivery timing apply. This page is for general reference, drawn from FDA-approved drug labeling, and is not medical advice. Only a licensed clinician can determine if a medication is right for you.