Products Archive - Merck Animal Health USA

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RALGRO® (zeranol)

The calf implant known and trusted industry-wide for more than 50 years.

BOSS® POUR-ON INSECTICIDE

For fly control for lactating and non-lactating dairy cattle and beef cattle and calves, and ked and lice control on sheep.

BO-SE®

For the prevention and treatment of Selenium-Tocopherol Deficiency (white muscle disease) syndrome in calves.

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.