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Poliovirus Vaccine Inactivated, Type 1

Published: July 26, 2026Updated: August 29, 2026

Poliovirus Vaccine Inactivated, Type 1 (Mahoney) is a component of the inactivated polio vaccine (IPV) that provides immunity against poliovirus Type 1. The Mahoney strain is one of the three wild poliovirus strains used in vaccine manufacturing. It is used as part of routine childhood immunization programs and in outbreak response to help eliminate polio worldwide.

Quick summary

An inactivated vaccine component that protects against poliovirus Type 1 infection as part of polio immunization programs.

Medically reviewed by WellAlly Editorial TeamLast reviewed August 29, 2026Editorial policy

Key facts at a glance

RxNorm
763096
Generic
Poliovirus Vaccine Inactivated, Type 1 (Mahoney)
Class
unclassified
Brands
Quadracel, Vaxelis, Ipol, PEDIARIX, Pentacel, Kinrix
Availability
rx
Lactation
unknown
Routes
—
Forms
prefilled syringe, injection, suspension
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.

Prevention of paralytic poliomyelitis caused by poliovirus Type 1. Used in routine childhood immunization schedules and mass vaccination campaigns during polio outbreak responses.

The vaccine contains inactivated (killed) poliovirus Type 1 (Mahoney strain) that stimulates the immune system to produce protective antibodies without causing disease. This provides humoral immunity against wild poliovirus infection.

Administered by intramuscular or subcutaneous injection as part of combination vaccines. Cannot cause vaccine-associated paralytic poliomyelitis (VAPP) unlike oral polio vaccine (OPV). Part of the global polio eradication strategy transitioning from OPV to IPV. Contraindicated in individuals with severe allergic reactions to vaccine components.

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 29, 2026. · Read our editorial policy