Olivia A. Petritz, DVM, DACZM, reviews the most common ectoparasites of backyard hens and treatment options in the U.S., noting laws regarding the treatment of food animals vary from country to country.
Source: Veterinary Practice News, March 18, 2026. Link. Clinicians who treat chickens in the United States are strongly encouraged to review rules and regulations for treating major food-producing species, many of which are listed on the Food Animal Residue Avoidance Database website (www.farad.org).
Certain drugs are prohibited for use in any chicken, including pets, regardless of their intended use; many treatments are not permitted in organic egg production, which is a common reason for having backyard flocks.”
Image: Link.
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