Products
MSD Animal Health is committed to protecting the health of animals and supporting a safe and affordable food supply. Through our broad portfolio of vaccines, therapeutic medicines, parasiticides, and technology solutions, we help veterinarians, pet owners, farmers, and producers maintain and improve the health of animals.
News Releases
FDA Approves NUMELVI™ (atinvicitinib tablets) for Dogs from MSD Animal Health – The First and Only Second-Generation Janus Kinase (JAK) Inhibitor for the Control of Pruritus Associated with Allergic Dermatitis
MSD Animal Health, a division of Merck & Co., Inc., Rahway, N.J., USA (NYSE:MRK), today announced the U.S. Food and Drug Administration (FDA) has granted a conditional approval for EXZOLT™ CATTLE-CA1 (fluralaner topical solution). This innovative product is in the newest class of parasiticides known as isoxazolines.
News Releases
MSD Animal Health Wins 2025 S&P Global Award in Best Product Companion Animal and Best Product Food Animal Categories for NUMELVI and INNOVAX® ND-IBD-ILT, Respectively
S&P Global Animal Health awarded NUMELVI® Best Companion Animal Product and INNOVAX® ND-ILT-IBD Best Food Animal Product. This is the 8th consecutive year that Merck Animal Health earned an S&P Global Award and the first time a company has won the Best Product Companion Animal and Best Product Food Animal awards in the same year.
News Releases
MSD Animal Health and FVE Reward 34 Veterinary Students from Across Europe
MSD Animal Health, a division of Merck & Co., Inc., Rahway, N.J., USA (NYSE:MRK), today announced the U.S. Food and Drug Administration (FDA) has granted a conditional approval for EXZOLT™ CATTLE-CA1 (fluralaner topical solution). This innovative product is in the newest class of parasiticides known as isoxazolines.
IPPE 2026
Allflex Livestock Intelligence
Allflex Livestock Intelligence is the global leader in the design, development, manufacture and delivery of animal identification and monitoring devices.
Companion Animal
State-of-the-art products and services that help pets live longer, healthier lives.
News Releases
FDA Conditionally Approves MSD Animal Health’s EXZOLT™ CATTLE-CA1 for the Prevention and Treatment of New World Screwworm (Cochliomyia hominivorax) Larvae (myiasis)
MSD Animal Health, a division of Merck & Co., Inc., Rahway, N.J., USA (NYSE:MRK), today announced the U.S. Food and Drug Administration (FDA) has granted a conditional approval for EXZOLT™ CATTLE-CA1 (fluralaner topical solution). This innovative product is in the newest class of parasiticides known as isoxazolines.
Sustainability
Investing in science-backed solutions that make a real and meaningful impact in protecting and preserving the future of our planet.
Policies and Positions
MSD Animal Health firmly supports the responsible use of antibiotics to improve and maintain the health of animals.
Animal Health and Welfare
Our commitment to animal health and welfare is central to everything we do.
Product Quality and Safety Assessments
We responsibly test our investigative Animal Health pharmaceuticals and vaccines vigorously for safety, quality and efficacy before submitting them for approval, which can be obtained only after thorough review by independent regulatory authorities.