1 The study process for the exam led to a broader knowledge base, a brush-up on familiar topics and an education on new aspects of the ASC industry.  The continuing education requirement to keep the credential up to date encourages CASC achievers to stay current on ASC issues.
Effects. Like heroin, morphine, and other opioid drugs, fentanyl works by binding to the body's opiate receptors, highly concentrated in areas of the brain that control pain and emotions.ike heroin, morphine, and other opioid drugs, fentanyl works by binding to the body's opiate receptors, highly concentrated in areas of the brain that control pain and emotions.
New Drug Acetyl Fentanyl 15 Times More Potent Than Heroin. A close cousin to its namesake, acetyl fentanyl has been sold on the streets in packages marked as heroin. A new and powerful drug that is 15 times stronger than heroin has made its way onto streets and resulted in a wave of emergency room visits across the country. Acetyl fentanyl is a relative of the painkiller fentanyl, but itâs being mixed into street drugs that are marketed as heroin.