Narcotics are a group of drugs that numb, soothe or cause a dream-like state. They are depressants that act primarily on the central nervous system, respiratory system, gastrointestinal tract and eyes.
Narcotics are drugs made from the opium poppy and include the following.
Morphine Heroin Codeine. Opium is made from the dried juices of the opium poppy and produces a sense of well-being in which the user feels detached from reality. Manufactured as a powder or a sticky, bitter-tasting bar, opium can be eaten or smoked. Produced as a powder or a liquid, it can be sniffed, taken orally or injected. Morphine is often used by heroin addicts as a substitute when heroin is not available.