Harmful, unintended reactions to medicines that occur at doses normally used for treatment are called adverse drug reactions (ADRs).

使用正常剂量的药物进行治疗时出现的非预期有害反应，称作药品不良反应(adr)。

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The company now says it has evidence from cell-culture experiments that the treatment will not cause harmful immune reactions, though it has yet to release details of the research.

这家公司目前声称，已有培养细胞治疗的试验证据表明这种治疗方法并没有引起有害的免疫反应，但现仍没有透露试验的具体细节。

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The examination and treatment which may result in harmful consequences and danger to the patient with special physical constitution or suffering from critical illness; or.

由于病人体质特殊或者病情危笃可能对病人产生不良后果和危险的检查和治疗；

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Harris Perlman says the best part of the new treatment is that there were no harmful or major side effects.

VOA: special.2010.03.16

The family began exploring the option of proton radiotherapy abroad, which they described as "a much kinder and less harmful" treatment.

BBC: News

President GEORGE W. BUSH: After months of unfair treatment that has created harmful - a harmful distraction at the Justice Department, the Judge Gonzales decided to resign his position, and I accept his decision.

NPR: Gonzales Resigns as Attorney General

Such questionable labeling claims about non-harmful products fall into two categories that arguably deserve different treatment from regulators.

FORBES: Food, Fraud And The Feds