To speak with a Merck healthcare professional about Merck products, or to report an adverse experience with a specific Merck product, please call the Merck National Service Center at (800) 444-2080. The Merck National Service Center is pleased to assist you Monday through Friday from 8:00 AM to 7:00 PM ET. .
Adverse experiences and product-related emergencies can be reported at any time by dialing (800) 444-2080.
If you have questions relating to Merck prescription products, your medical condition or personal health matters, please contact your physician or healthcare provider since he or she is most familiar with your medical condition. Merck cannot respond to questions about general medical information or information regarding your specific condition.
To report an adverse experience with a specific Merck product, please call the Merck National Service Center at 800-444-2080.