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.
What Are the Dangerous Side Effects of Fentanyl? Fentanyl is a prescription narcotic pain reliever. It is manufactured from opiates that are derived from opium poppy plants. In most cases, fentanyl is used to treat severe forms of pain, such as chronic pain related to cancer treatments or recurrent back pain. Fentanyl has replaced morphine for many common uses in hospital care. The risk of abuse is high with fentanyl, and it appears to be gaining popularity among people who abuse opioid painkillers.