Morphine physical dependence was induced on day 10 in SD rats by daily administration of morphine sulphate(MS), but not morphine hydrochloride(MH), in their drinking water.
在饮水中溶入硫酸吗啡，逐日提高吗啡浓度，SD大鼠在饮入吗啡后第10天产生明显的吗啡依赖。 而同样方法饮入盐酸吗啡效果较差。
Results SRBO exerted a definite analgesic effect on stimulation induced by physical and chemical substance. Analgesic effect of SRBO has dosage dependence.
结果实验数据经单因素方差分析，表明具有镇痛作用，且存在剂量依赖性关系。
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