Non-racemic mixtures of D- and L-methadone containing a ratio ranging from about 2.5:1 to about 3.5:1 by weight of D-methadone to L-methadone, such as for example about 2.9:1 to about 3.1:1 by weight of D-methadone to L-methadone, or about 3:1 by weight of D-methadone to L-methadone, have been found to exhibit surprising and unexpected beneficial results in the treatment of neuropathic pain. Additionally, non-racemic mixtures of D- and L-methadone containing a ratio ranging from about 2.5:1 to about 3.5:1 by weight of D-methadone to L-methadone, about 2.9:1 to about 3.1:1 by weight of D-methadone to L-methadone, or for example about 3:1 by weight of D-methadone to L-methadone, in combination with other non-methadone opioids have been found to exhibit surprising and unexpected beneficial results in the treatment of mixed pain.
非外消旋混合物的D-和L-
美沙酮,其含有D-
美沙酮与L-
美沙酮按重量比大约为2.5:1至大约3.5:1,例如大约为2.9:1至大约3.1:1,或者大约为3:1,已被发现在神经痛的治疗中表现出令人惊讶和意想不到的益处。此外,非外消旋混合物的D-和L-
美沙酮,其含有D-
美沙酮与L-
美沙酮按重量比大约为2.5:1至大约3.5:1,大约为2.9:1至大约3.1:1,或者例如大约为3:1,与其他非美沙
酮类阿片类药物结合使用,已被发现在混合性疼痛的治疗中表现出令人惊讶和意想不到的益处。