Amphetamine-type hallucinogenic drugs

This approach establishes the presence of structural features like cyclization, unsaturation, skeletal branching, and the position and presence of heteroatom in molecules with the aid of a series of numerical indices. For example an index was determined to possess a correlative factor in the SAR study of amphetamine-type hallucinogenic drugs. 

MDMA typifies a central problem with the substituted amphetamine-type substances The fact that we know so little about any of these kinds of drugs. What does MDMA actually do What are the psychopharmacologi-cal properties that make it attractive for recreational use Is it just another hallucinogenic amphetamine, as some have asserted In the following... 

Cannabis differs from opiates, amphetamines, and cocaine in many respects. First, its toxicity is very low. Also, because its action is sedative, its long-term use produces lethargy, apathy, and passiveness. By contrast, many other drugs of abuse, especially the stimulants, such as cocaine and amphetamines or the LSD-type hallucinogens, induce aggressiveness and wakefulness, respectively. 

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