Psychoactive drugs is any substance (or mixture), natural or artificial, that affects the
functioning of the central nervous system, leading to some changes in mental state. These changes
can be both positive and negative.
Psychoactive drugs affecting higher mental functions, often used in medicine to treat mental
illnesses, are referred to as psychotropic.
Neurotropic substances are an extensive group of drugs that affect the central and peripheral nervous systems. They can oppress or facilitate the transfer of nerve excitation in the different sections of the central nervous system, reduce or increase the sensitivity of the peripheral nerves terminals, affect different types of receptors in synapses.
On the origin of psychoactive drugs are divided into vegetable, semi-synthetic (synthesized based on raw vegetable materials) and synthetic; they are classified according to their effect on the body.
Psychoactive drugs may also be divided according to their chemical structure and the effects that they have on human behavior. There are also combined classification. Continue reading “Research Paper on Psychoactive Drugs”