Essay about Hallucinogen

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Hallucinogen While many drugs speed up or depress the central nervous system, there is a class of drugs that distorts how we feel, hear, see, smell, taste, and think. Called hallucinogens because users often hallucinate, or experience nonexistent sensations, these drugs are also known as psychedelic, or mind-bending, drugs. Some hallucinogens come from natural sources; others are made in laboratories. Examples of natural hallucinogens are mescaline, psilocybin, DMT, and marijuana. Mescaline, which has been used by American Indians in religious ceremonies, comes from the peyote cactus. Psilocybin, also used by the Indians and believed to have supernatural powers, is found in about 20 varieties of mushrooms. Once ingested, psilocybin is…show more content…
The effects of hallucinogens on the body are unpredictable. They depend on the amount taken and the user's personality, mood, expectations, and surroundings. Although hallucinogens do not produce a physical addiction, users do develop a tolerance, so that increasing amounts must be taken to achieve the same effect. Psychological dependence on hallucinogens is well documented. It appears that each drug carries its own risks. For example, unlike hallucinogens such as LSD and synthetics such as DOM that consist of a single chemical, marijuana has been found to contain more than 400 separate substances. These substances are in turn broken down in the body into a great many more chemicals, and the effects of these chemicals on the user are poorly understood. It has been found, however, that the most potent of these chemicals are attracted to and accumulate in fatty tissues, including the brain and reproductive organs. Studies indicate that frequent marijuana users may experience impaired short- term memory and learning ability and reproductive problems. Other studies suggest that frequent or chronic marijuana use may contribute to damage of the immune system, increased strain on the heart, delayed puberty, and chromosome damage. The most pronounced psychological effects induced by hallucinogens are a heightened awareness of colors and patterns together with a slowed perception of time and a distorted body image. Sensations may seem to "cross over," giving
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