Amphetamines belong to a group of drugs called psycho-stimulants, commonly known as 'speed', which stimulate the central nervous system. They speed up the messages going to and from the brain to the body.

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Amphetamines belong to a group of drugs called psycho-stimulants, commonly known as 'speed', which stimulate the central nervous system. They speed up the messages going to and from the brain to the body.

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