Morphine is a psychoactive substance that acts on the receptors of opioids in the brain and then produces effects. There is one that acts mainly on the limbic system of the midbrain, and it produces a strong feeling of pleasure, so this is the reason why some people use stimulants. Morphine-like drugs of this kind also have analgesic and sedative effects, and also inhibit the respiratory and cough centers and the peristalsis of the gastrointestinal tract, and also excite the vomiting center, have the effect of narrowing the pupils, etc.. It has a wide range of these effects, but it is currently prohibited, but some patients are prone to have cravings for drugs once they become addicted to the application of these drugs.