Vaccines, Blood & Biologics

Voluntary Recall of One Lot of M-M-R® II (Measles, Mumps, and Rubella Virus Vaccine Live)

Merck is voluntarily recalling Lot # 0851AA of M-M-R® II due to the inadvertent shipment of doses from the lot to US customers.These doses were distributed by Merck between May 17, 2012 and May 25, 2012, prior to final internal approval for market release.A comprehensive investigation concluded that there are no product safety, quality, or efficacy concerns associated with this lot.If product from this lot has been administered, revaccination is not necessary.The supply of M-M-R® II will not be impacted by this recall.

Merck has contacted its direct customers who have purchased product from the affected lot and provided instructions on how to return product.In addition, customers who have purchased product from the affected lot from a vaccine distributor or wholesaler will be provided instructions from their respective distributor or wholesaler regarding the return of product in their possession.

For additional information, please contact the Merck National Service Center at 1-800-672-3672 (Monday to Friday 8 AM to 7 PM Eastern Time).

Page Last Updated: 08/21/2014
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