Rubella Virus Vaccine, Live (Wistar RA 27-3 Strain)
The Rubella Virus Vaccine Live (Wistar Ra 27-3 strain) is a live attenuated vaccine used for active immunization against rubella (German measles). It is primarily administered to children as part of the MMR (measles, mumps, and rubella) combination vaccine, and may also be given to seronegative adolescents and adult women of childbearing age. The vaccine prevents congenital rubella syndrome, which can cause serious birth defects when contracted during pregnancy.
A live attenuated vaccine that protects against rubella infection and prevents congenital rubella syndrome, typically given to children and seronegative women of childbearing age.
Key facts at a glance
- RxNorm
- 762817
- Generic
- Rubella Virus Vaccine Live (Wistar Ra 27-3 Strain)
- Class
- unclassified
- Brands
- M-M-R II, Priorix, ProQuad
- Availability
- rx
- Lactation
- unknown
- Routes
- —
- Forms
- injection
- 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 rubella (German measles) in children, adolescents, and adults; prevention of congenital rubella syndrome when given to seronegative women before pregnancy; often used as part of routine childhood immunization programs in the MMR vaccine formulation.
The vaccine contains live but weakened (attenuated) rubella virus that stimulates the immune system to produce protective antibodies without causing clinical disease, providing long-lasting immunity against natural rubella infection.
Contraindicated in immunocompromised patients, pregnant women, and those with severe allergies to vaccine components; women should avoid pregnancy for at least 28 days after vaccination; may cause mild symptoms such as rash, fever, or joint pain; not to be given within 3 months of blood or plasma product transfusions.
Official drug label
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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