Products Archive - Merck Animal Health USA

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TRI-HEART® PLUS

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

RISMAVAC®

For the vaccination of healthy 18-day old chicken embryos, or 1-day old chickens, against Marek’s disease.

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.

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.