Our latest news, announcements and resources
News Releases
December 4, 2025
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.
November 4, 2025
Mexico’s SADER Approves MSD Animal Health’s EXZOLT® 5% Pour-On (Fluralaner 50 mg/mL) for the Prevention and Treatment of New World Screwworm (Cochliomyia hominivorax) Larvae (Myiasis)
MSD Animal Health, a division of MSD & Co., Inc., Rahway, N.J., USA (NYSE:MRK), today announced the Mexico’s SADER Approval of EXZOLT® 5% Pour-On (Fluralaner 50 mg/mL) for the Prevention and Treatment of New World Screwworm (Cochliomyia hominivorax) Larvae (Myiasis)
October 23, 2025
New Data from MSD Animal Health Demonstrates that Intranasal Vaccination Against Bovine Coronavirus with BOVILIS® NASALGEN®-C (Lyophilisate and Solvent for Suspension for Cattle) Significantly Improves Production in Veal Calves
MSD Animal Health, a division of Merck & Co., Inc., Rahway, N.J., USA (NYSE:MRK), today announced the presentation of new data in support of intranasal vaccination for the prevention of bovine coronavirus (BCoV) with BOVILIS® NASALGEN®-C. These data were presented at the Vlaamse Buiatriecongres 2025 (the Flemish Buiatrics Congress), October 23-24.
September 26, 2025
MSD Animal Health Presents New Data Demonstrating the Safety, Efficacy and Quick Onset of Injectable Formulation of BRAVECTO® (fluralaner) at World Small Animal Veterinary Association Congress
Additional educational symposia offer the latest information on vector-borne diseases, infectious diseases and treatment and prevention protocols Rahway, NJ, September 26, 2025 – MSD Animal Health, a division of Merck & Co., Inc., Rahway, N.J., USA (NYSE:MRK), today announced it will present multiple
September 25, 2025
MSD Animal Health Strengthens Its Dedication to Rabies Elimination with 7 Millionth Vaccine Donation Through the Afya Program
RAHWAY, N.J., Sept. 26, 2025 – MSD Animal Health, a division of Merck & Co., Inc., Rahway, N.J., USA (NYSE:MRK), today announced it has donated more than seven million NOBIVAC® rabies vaccines through the Company’s Afya Program, since it was founded.
September 12, 2025
MSD Animal Health Presented New Data on NUMELVI® (atinvicitinib) Tablets for Dogs and MOMETAMAX ULTRA® (gentamicin, posaconazole, and mometasone furoate otic suspension) for Dogs at the 2025 European Veterinary Dermatology Congress
MSD Animal Health Presented New Data on NUMELVI® (atinvicitinib) Tablets for Dogs
Featured Stories
Saving the Herds of Lapland: How an Antiparasitic Drug Helped Preserve Reindeer, Livelihoods, and Culture
In the early 1970s, reindeer herds across Lapland were in crisis. Parasitic infections were decimating calves, with losses in some herds reaching as high as sixty percent.
Protecting Tilapia Production: Field Evidence that Vaccination Saves Fish and Stabilizes Yields
Streptococcosis and a viral disease known as infectious spleen and kidney necrosis (ISKNV) are two of the most consequential infectious threats to tilapia farmers worldwide.
Youngstock: Why the Young Matter Most on Every Cattle Farm
Healthy calves and weanlings grow into productive cows and bulls that determine a herd’s longevity, fertility and financial return.
Immunity-led protection in calves: building health from day one
Calves arrive in the world with huge potential and fragile defenses. Immunity-led protection is a practical, evidence-informed approach that combines colostrum management, nutrition, vaccination and hygiene to support calf immunity while reducing pathogen exposure. The goal is simple: reduce disease, improve growth and productivity, and lower labor and treatment costs. Here is a clear, farm-focused guide to what immunity-led protection means in practice and how to put it into action.
The Advantages of Behavior Monitoring Technology in Dairy Cow Performance and Well-Being
Advancements in dairy technology are transforming how farmers manage their herds, providing valuable insights into cow behavior, health, and productivity
Enhancing Multivalent Inactivated Vaccines for Long-Living Birds
Poultry is a cornerstone of global food security. It provides affordable, high-quality protein in the form of both meat and eggs, feeding billions of people worldwide.
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