左旋多巴(Levodopa)为多巴胺生物合成的前体。进入体内通过血脑屏障后,经过大脑多巴脱羧酶的作用变为多巴胺,从而提高了脑组织中的多巴胺的水平。显著地改善了临床症状,是治疗震颤麻痹及肝昏迷的常用药物。在临床实践中,常发生一些不良反应及不适当的配伍。不利于临床的治疗,故应加强注意。 Levodopa is a precursor of dopamine biosynthesis. Into the body through the blood-brain barrier, through the role of dopamine decarboxylase into dopamine, thereby increasing the level of dopamine in brain tissue. Significantly improved clinical symptoms and is commonly used drugs for treatment of paralysis and hepatic coma. In clinical practice, there are often some adverse reactions and inappropriate compatibility. Not conducive to clinical treatment, it should pay more attention.