Boehringer Ingelheim Secures US FDA’s EUA for NexGard and NexGard COMBO to Treat NWS

Shots: The US FDA has granted Emergency Use Authorization (EUA) for NexGard (afoxolaner) chewables for treating infestations caused by New World screwworm (NWS) in dogs and puppies, and NexGard COMBO topical solution for treating infestations caused by NWS in cats and kittens NexGard (afoxolaner) is approved for dogs only and is safe for puppies 8…

ByDipanshu DixitFebruary 20, 2026

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Boehringer Ingelheim Secures US FDA’s EUA for Ivomec (ivermectin) to Prevent New World Screwworm Infestations in Cattle

Shots: The US FDA has granted Emergency Use Authorization for the use of Ivomec (ivermectin) 1% Injection for the prevention of infestations caused by New World screwworm (NWS) in cattle Under the EUA, Ivomec is authorized for NWS prevention when administered within 24hrs. of birth, at castration, or upon wound appearance, with specific exclusions for…

ByRidhi RastogiFebruary 6, 2026

NEWS

Elanco’s Credelio Quattro-CA1 Receives the FDA’s Conditional Approval to Treat New World Screwworm Infestations in Dogs

Shots: The US FDA has granted conditional approval to Elanco's Credelio Quattro-CA1 (lotilaner, moxidectin, praziquantel, & pyrantel) for the treatment of infestations caused by New World screwworm larvae (myiasis) in dogs Approval was based on a study showing that oral lotilaner achieved 100% efficacy against New World screwworm (Cochliomyia hominivorax) larvae within 24hrs. at the…

ByRidhi RastogiDecember 19, 2025

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Merck Animal Health’s Exzolt Cattle-CA1 Receives the US FDA Conditional Approval Against New World Screwworm and Cattle Fever Tick

Shots: The US FDA has granted conditional approval to Exzolt Cattle-CA1 to prevent & treat New World screwworm (Cochliomyia hominivorax) larvae (myiasis) & cattle fever tick (Rhipicephalus microplus) Exzolt Cattle-CA1, a systemic fluralaner pour-on available in 1L & 5L presentations, is approved for use in beef cattle (≥2mos.) & replacement dairy heifers (<20mos.), with US availability…

ByRidhi RastogiDecember 5, 2025

NEWS

Elanco’s Credelio CAT (Lotilaner) Receives the US FDA’s EUA Against New World Screwworm in Cats

Shots: The US FDA has granted Emergency Use Authorization (EUA) to Credelio CAT (lotilaner) for the treatment of New World screwworm (NWS; Cochliomyia hominivorax) infestations in cats EUA was based on the research assessing Credelio CAT to treat Old World screwworm in cats & research on the efficacy of Credelio against New World screwworm in dogs…

ByRidhi RastogiNovember 24, 2025

NEWS

Zoetis’ Dectomax-CA1 Injectable Receives the US FDA’s Conditional Approval to Prevent New World Screwworm Infestations in Cattle

Shots: The US FDA has granted conditional approval to Dectomax-CA1 Injectable for the prevention & treatment of infestations caused by the larvae of Cochliomyia hominivorax (New World Screwworm; myiasis) Dectomax-CA1 Injectable is approved for use in beef cattle, female dairy cattle (<20mos. of age), pregnant beef cows, newborn calves & bulls, plus it is indicated for the prevention…

ByRidhi RastogiOctober 1, 2025

Boehringer Ingelheim Secures US FDA’s EUA for NexGard and NexGard COMBO to Treat NWS

Boehringer Ingelheim Secures US FDA’s EUA for Ivomec (ivermectin) to Prevent New World Screwworm Infestations in Cattle

Elanco’s Credelio Quattro-CA1 Receives the FDA’s Conditional Approval to Treat New World Screwworm Infestations in Dogs

Merck Animal Health’s Exzolt Cattle-CA1 Receives the US FDA Conditional Approval Against New World Screwworm and Cattle Fever Tick

Elanco’s Credelio CAT (Lotilaner) Receives the US FDA’s EUA Against New World Screwworm in Cats

Zoetis’ Dectomax-CA1 Injectable Receives the US FDA’s Conditional Approval to Prevent New World Screwworm Infestations in Cattle

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