Contact Us

Merck Animal Health
556 Morris Ave
Summit, NJ 07901
United States

To report an adverse reaction, product-related problem or human exposure,

please call Merck Animal Health Technical Services at 1-800-211-3573.

Normal business hours are 8:30 a.m. to 5:00 p.m. EST. For after-hours emergencies, please call the number shown above. A recorded message will provide the telephone numbers for emergency support services if immediate assistance is needed.

For more information about products,

contact Merck Animal Health Customer Service at 1-800-521-5767.

Feel free to email Merck Animal Health

about questions you may have at customerservice.ah@merck.com.