CHEM 1004 Lecture Notes - Lecture 1: Diacetyl, Analgesic, Methadone
Document Summary
But, legally, cocaine is still defined as a narcotic for the purposes of prosecution. Pharmacologically, the effects of morphine and heroin are very similar. But, heroin passes through blood brain barrier more easily than morphine and produces an orgasmic-like rush that addicts seek. Accordingly, the abuse potential for heroin is much higher than for morphine and thus, heroin in illegal in all respects. Morphine is a legal drug for analgesic effects in medicine. Physically, both alcohol and tobacco can be the most damaging, with amounts used making either #1. Marijuana ranks 3rd in this group, but since lung damage from marijuana smoke exceeds that of tobacco, high joint smoking could be extrememly damaging to the lungs. Chapt 6 #12: true, true, true, false, false, false, true, true, false, false, false, true, true. The receptor sites for morphine and methadone must be very similar (possibly identical). Fentanyl is a synthetic narcotic analgesic, 100 x as potent as morphine.
