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Cochliomyia hominivorax, the New World screw-worm fly, or screw-worm for short

Veterinarians Face New Wound Care Challenges as New World Screwworm Returns to the U.S.

The return of New World screwworm (NWS) to the United States for the first time in more than six decades is reshaping how veterinarians approach wound management in companion animals and horses. Because the parasite lays eggs in open wounds where larvae feed on living tissue, experts say even routine injuries—from surgical incisions and hot spots to paw pad punctures and minor lacerations—require prompt attention. Vetoquinol USA is encouraging veterinary teams to strengthen client education, increase wound surveillance, and consider therapies that promote faster healing to help reduce the risk of infestation as the parasite expands its U.S. presence.

Chewy Tops 2026 Axios Harris Poll as America’s Most Trusted Company

Chewy has been named the most trusted company in America in the 2026 Axios Harris Poll 100 Reputation Rankings, earning the No. 1 overall position among the nation’s most visible companies. The online pet retailer also ranked first for Trust and second for Products & Services, reflecting continued recognition of its expanding ecosystem of pet health, pharmacy, veterinary and wellness offerings.

Lone Star Tick on a leaf.

Study Finds Credelio Quattro Demonstrated Faster Tick Kill Than Competing Oral Preventives

Newly published research in Parasites & Vectors found that Elanco’s Credelio Quattro demonstrated a faster speed of kill against black-legged ticks than Simparica Trio and NexGard Plus, while maintaining efficacy throughout the monthly dosing interval. The company said the findings support the role of rapid tick control in reducing the risk of tick-borne disease transmission in dogs.

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