Methadone hydrochloride (referred to as methadone) is a mu opioid receptor agonist. Its efficacy is similar to that of morphine. It has analgesic effects and can produce respiratory depression, miosis, sedation and other effects. Compared with morphine, it has the characteristics of longer action time, less easy to develop tolerance, and low drug dependence. Methadone detoxification method only targets opioid drugs (such as heroin, morphine, opium, soil, pethidine, and dihydroacetate). Torphine) can have a substitution effect. It has no effect on new synthetic drugs and many drug dependences. Methadone is a nationally recommended drug for detoxification. Methadone clinics are opened across the country. However, using methadone to replace heroin is only an alternative therapy. A small poison can replace a big one. . And it is very addictive. Many people drink it for several years or even more than ten years, and the side effects are also very serious. Drinking methadone for a long time will affect the physiological functions of the entire body, causing loss of appetite and constipation. Many people even have no sexual desire at all. Pregnant women who use methadone for a long time may give birth to a newborn with withdrawal syndrome, manifested by tremors, muscle rigidity, and restlessness ( Crying), yawning, sneezing, vomiting, diarrhea, etc. can be treated with sedation and symptomatic treatment. Methadone overdose can lead to respiratory depression. Respiratory depression mainly manifests as coma, shallow and slow breathing, pinpoint-shaped pupils (severe respiratory depression can dilate due to cerebral hypoxia), blood pressure drops, and even shock. In severe cases, respiratory depression may occur. Death by inhibition. It can be seen that methadone replacement therapy is to replace a big poison with a small poison, which has no effect on detoxification at all. In addition, abuse and addiction will cause another harm to the body. If you still have questions or want to know more about drug detoxification and health issues, you can directly consult Guangzhou Baiyun Voluntary Detoxification Hospital. Our mission is to help detoxification patients successfully detoxify and return to society, establish a healthy lifestyle, and find the meaning of life. and self-worth, and create greater value for society. Our mission is: to create a drug-free spiritual world, restore nature and kindness to humanity, and build a healthy and harmonious society. Our commitment is: strict management to ensure medical quality, advanced technology to promote medical effects, and humanistic services to improve medical standards. Our vision: to be a national flag for voluntary drug rehabilitation.