substance dependence

Dependence is marked first by an increased tolerance, with more and more of the substance required to produce the desired effect, and then by the appearance of unpleasant withdrawal symptoms when the substance is discontinued.

对药品的依赖性首先表现为不断增长的耐药量，要产生想得到的效果所需要的药品剂量越来越大，然后表现为当停止用药后，令人不快的停药症状的出现。

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Substance dependence also known as drug addiction is a chronic relapsing brain disorders.

物质依赖或称药物成瘾是一种慢性反复发作的脑疾病。

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in substance dependence experiment, withdrawal jumps and loss in body weight precipitated by naloxone in morphine dependent mice were inhibited by co administration of riluzole ( 2.5 to 10 mg · kg-1, sc) with morphine in a dose dependent manner.

在小鼠吗啡依赖模型中，利鲁唑2.5～10mg·kg-1剂量依赖性地抑制吗啡戒断症状的产生。

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Repeated use of a substance can also lead to physical addiction or substance dependence.

反复使用一种物质可以导致成瘾或对该物质的依赖.

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Results SRBO 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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Alcohol and other substance abuse or dependence may also co – occur with depression.

酒精和其他物质滥用或依赖也可以与抑郁症共同出现.

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