By Cristin Schmitz ( March 12, 2026, 2:58 PM EDT) -- Health Canada’s addition next month of five chemicals to the list of permanent controlled substances that are precursors to the manufacture of fentanyl prompted a question to Public Safety Minister Gary Anandasangaree, asking why Canada, unlike the U.K. and the U.S., does not also list under the Controlled Drugs and Substances Act (CDSA) the animal tranquillizers that frequently contaminate fentanyl....