Substance abuse treatment has always been a number of challenges have been associated. Maintenance treatment with methadone of the most important achievements of the scientists in the field of treatment.
This method first time in 1964 at the Rockefeller University was used. In 2002, almost 215 of 600 patient in the United States under the treatment groups. In 2004, 47 countries, the app will start, and the 500, is 000 patients around the world participated in it.

methadone a drug to synthetic, is that in Germany, exactly before the Second World War, was produced. In 1941 in Germany, was introduced, but German doctors due to lack of awareness about the safe dose of medication from its use were not. After the war, methadone was in the USA was studied and it was found that this drug has effects similar to morphine, but with the length of the effect longer there. This review of elementary to the use of methadone for analgesia and decrease the symptoms of withdrawal syndrome of heroin resulted. Methadone, as the drug retainer. effects is a special. If you use the right dose, single dose that the patient for 24 to 36 hours without creating (), the quiet part (), or analgesia, stable, keeps the ... so, the patient can functions your normal no abnormality in physical activities, or mental have. Patients, pain perception and emotional reactions normal will be. More important than all this is that methadone penchant permanent to opioids and the hunger for it, that the major factors of recurrence are. destroys.
and creek have reported that chronic use of short effects, have a major impact on response to stress is. The consumer in a cycle of illicit drug use, experiencing an increase in responses and in the cycle of lack of intake decrease in response rate is not seen during the consumption of preservatives with methadone to the base surface and normal response to stress returns. Cycles of short duration on the performance of the system, the hypothalamic-pituitary-adrenal affects, and the consumption of preservatives methadone it normal does.
studies of visual brain, also show that the disorders brain caused by the consumption of can for long remain, and the brain consumers of methadone to the brain, the control of the brain, leaving food suppliers similar is more.
bearing the cross, or blocks, property is the other important this . In adequate doses methadone effect street (like heroin in the usual dose) to the block and makes the likelihood of taking it. in some extent, which causes the overdose of. decrease.
due to the fact that tolerance to the drug remains constant, patients of in some cases even up to 20 years of on the dose the same remain.
in the end, methadone in terms of pharmaceutical, medical, and pharmaceutical, with side effects, it is very scanty.