Prescription cough medicines today often contain codeine, a safer alternative to heroin. Codeine is a narcotic pain reliever and cough suppressant comparable to morphine and hydrocodone. Furthermore, a small quantity of codeine is adapted to morphine in the body. The exact deed of codeine is not recognized however like morphine codeine impasses to receptors in the brain that are significant for conveying the feeling of pain all the system through the body and brain.
