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The Merck National Service Center will be pleased to assist you Monday–Friday from 8:00 AM–7:00 PM ET. Adverse events and product-related emergencies will be handled at any time.
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All product names listed on this site are registered trademarks owned by or licensed to a subsidiary of Merck & Co., Inc.
MerckProductServices, MerckServices, MerckSource, Merck OnCall, MerckMedicus, and MerckEngage are trademarks or registered trademarks of Merck Sharp & Dohme Corp., a subsidiary of Merck & Co., Inc.
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