alphacetylmethadol

Example:Opioids are commonly used for pain relief but can be highly addictive.

Definition:Any drug that has morphine-like effects and is derived directly from the opium poppy or synthesized to produce similar effects.

Example:An anesthetic is administered to the patient before the surgery.

Definition:A drug that causes loss of sensation in a part of the body or the whole body, often used in surgery.