Fentanyl is a powerful synthetic opiate analgesic similar to but more potent than morphine. It is typically used to treat patients with severe pain, or to manage pain after surgery. It is also sometimes used to treat people with chronic pain who are physically tolerant to opiates. It is a schedule II prescription drug.
A novel molecule LIH383 developed by scientists at the Luxembourg Institute of Health binds to and inhibits a formerly unknown opioid receptor in the brain.
When two scientists from NIST brought black lights and glow powder into the crime lab, they were not setting up a laser tag studio or nightclub.