FDA Issues Emergency Use Authorization for Drug to Treat New World Screwworm in Dogs and Puppies

The U.S. Food and Drug Administration issued an Emergency Use Authorization for Simparica TRIO chewable tablets. The drug, which contains sarolaner, moxidectin, and pyrantel, is authorized to treat New World screwworm infestations (myiasis) in dogs and puppies.

Original source: FDA Press Announcements — 2026-08-13T17:02:58+00:00

Independent editorial summary; confirm details with the original publisher.

Laboratory news · Request testing or services