No clinical or biochemical evidence of any adverse drug reaction was observed during the study period 研究期间，病童亦没有出现任何对pentaherbs的不良药物反应，初步临床效果令人满意。
2.
Six men were in intensive care in a north london hospital last night after a pharmaceutical company ' s trial went wrong . regulatory authorities have suspended the drug trial and are investigating in collaboration with the police 英国伦敦北部哈罗医院日前证实， 14日夜， 6名身体健康的志愿者在接受该院一项药物试验3小时后，相继出现不良药物反应。
