United States, Sept. 4 -- The U.S. Food and Drug Administration today issued an Emergency Use Authorization (EUA) for Capstar (nitenpyram) tablets and revised the EUA for Nitenpyram Tablets, the generic version of Capstar, to authorize both products for the prevention and treatment of New World screwworm (NWS) infestations (myiasis) in dogs, puppies, cats, and kittens that weigh at least two pounds and are at least four weeks old. Nitenpyram Tablets were initially authorized in June 2026 for treatment only. Currently, most dogs and cats in the U.S. are at low risk of NWS exposure because confirmed cases of NWS are in a limited geographic region. However, dogs and cats that live in, travel to, or return from areas where NWS infestations have...