Any material, compound, mixture, or preparation that contains medetomidine is a Schedule III controlled drug or substance, except in the following cases:

1. (1) Dispensing, prescribing, or administering, to an animal, a drug that contains medetomidine and has been approved by the United States secretary of health and human services under 21 U.S.C. § 360b (January 1, 2026);
2. (2) Dispensing, prescribing, or administering medetomidine to an animal, as permissible under 21 U.S.C. § 360b(a)(4) (January 1, 2026);

3. (3) Manufacturing, distributing, or using medetomidine as an active pharmaceutical ingredient for manufacturing an animal drug:

   1. (a) Approved under 21 U.S.C. § 360b (January 1, 2026); or
   2. (b) Issued an investigational use exemption under 21 U.S.C. § 360b(j) (January 1, 2026);
4. (4) Manufacturing, distributing, or using a medetomidine bulk chemical for pharmaceutical compounding by a licensed pharmacist or veterinarian; or
5. (5) Any other use approved or permissible under 21 U.S.C. §§ 301 to 399i, inclusive (January 1, 2026).

Source: SL 2026, ch 150 , § 1.