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上海延安制药厂研制生产的镇咳良药——氢溴酸美沙芬开始投放市场。据药理研究证明,这种非麻醉性药物,作用于中枢神经的
Shanghai Yan’an Pharmaceutical Factory development and production of cough medicine - methadone hydrobromide began to put on the market. According to pharmacological studies have shown that this non-narcotic drugs, the role of the central nervous system