Central nervous system stimulants are drugs that are clinically capable of stimulating and increasing the functional activity of the nerves. Examples include psychostimulants, respiratory stimulants, and central stimulants. 1. Psychoexcitatory drugs: amphetamine, methylphenidate, pemoline and so on. Used in pediatric hyperactivity and distraction. 2. Respiratory excitants: Doxapram, Colamine, Lobelin, etc. Doxapram can be applied to the central inhibition phenomenon caused by anesthetics, central inhibiting drugs 3. Central excitatory drugs acting on spinal motor neurons: e.g., indohexitoxin, which is used to relieve barbiturate poisoning. Enhancement of spinal cord excitatory effect of morphine. If you need to use the above drugs, please use under the guidance of a professional physician, do not take on your own, so as not to cause adverse reactions.