患者不知道旧药物无效，医生是如何确定的。
He does not know how it's been decided that the old drugs didn't work.
这些包括毒副作用，抵抗力潜在传播(会使药物无效)以及黑市再售药品。
Those include the side-effects, the potential spread of resistance - which could make the drug ineffective - and black market resale of the drug.
应用非典型性抗精神病药物和甘氨酸位点激动剂可以改善PCP诱导的不动增加，但典型性抗精神病药物无效。
The enhanced effect of PCP was attenuated by atypical antipsychotics and glycine agonist, but not by the typical antipsychotics.
应用推荐