Products Archive - Merck Animal Health USA

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Myco Silencer® ONCE

For the vaccination of healthy swine against pneumonia caused by Mycoplasma hyopneumoniae.

TRI-HEART® PLUS

For use to prevent canine heartworm disease and for the treatment and control of roundworms and hookworms.

PP-VAC™

For vaccination of healthy chickens 6-18 weeks of age by wing-web administration in the prevention of fowl pox.

DOLOREX® (butorphanol tartrate injection)

Learn more about this fast-acting pain relief solution for horses which is consistent, safe, and backed by Merck Animal Health.