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Inosine Pranobex

Published: July 26, 2026Updated: August 25, 2026

Inosine Pranobex is an antiviral and immunomodulatory agent used primarily for the treatment of herpes simplex virus infections and as an immune system stimulant. It is also sometimes prescribed for certain viral respiratory infections and subacute sclerosing panencephalitis (SSPE). The medication works by enhancing the body's immune response to viral infections.

Quick summary

Inosine Pranobex is an antiviral medication that treats herpes infections and modulates the immune system.

Medically reviewed by WellAlly Editorial TeamLast reviewed August 25, 2026Editorial policy

Key facts at a glance

ATC
J05AX05
RxNorm
6048
Generic
Inosine Pranobex
Class
atc-j05
Brands
—
Availability
rx
Lactation
unknown
Routes
oral
Forms
tablet
Regions
US, EU, CN, JP
Monitoring
—

This page is for informational purposes only.

Do not use this information to diagnose yourself or to replace a physician's advice. Always consult a qualified healthcare provider before starting, stopping, or changing any medication. If you believe you are experiencing a medical emergency, call your local emergency number immediately.

Treatment of herpes simplex virus infections (including genital herpes and herpes labialis), mucocutaneous herpes, and as an adjunct therapy in subacute sclerosing panencephalitis (SSPE). Occasionally used for viral respiratory infections.

Acts as an immunomodulator by enhancing T-cell activation and stimulating the immune system. It also exhibits direct antiviral activity against various viruses through multiple mechanisms of action.

May increase serum and urinary uric acid levels; use with caution in patients with gout or renal impairment. Generally well-tolerated but can cause nausea, headache, or dizziness. Consult healthcare provider before use during pregnancy or breastfeeding.

Official drug label

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This information is for educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment.

Medical Disclaimer

This content is for general informational and educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment. Always seek the guidance of a qualified healthcare provider with any questions you have about a medical condition, and never disregard professional medical advice or delay seeking it because of something you read here.

If you think you may have a medical emergency, call your local emergency number or go to the nearest emergency department immediately.

Medically reviewed by WellAlly Editorial Team Last reviewed August 25, 2026. · Read our editorial policy