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Antibiotics & antivirals

Penicillin V

Penicillin V 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

Penicillin V is used to treat or prevent infections proven or strongly suspected to be caused by susceptible bacteria.

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

Typical dosing

For adults and children 12 years and over with mild to moderately severe upper respiratory tract streptococcal infections, the usual dosage is 125 to 250 mg every 6 to 8 hours for 10 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.

Boxed warning / key safety info

Severe and sometimes fatal allergic reactions have been reported in patients on penicillin therapy, especially those with a history of penicillin or multiple allergen hypersensitivity.

Common side effects

The most common reactions to oral penicillin are nausea, vomiting, stomach distress, diarrhea, and black hairy tongue.

Covered strengths on the Tab $0 list

Penicillin V 250mg TabletPenicillin V 500mg Tablet

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.

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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.