他去医院买药英文怎么说

"He went to the hospital to buy medicine" 表示他去医院买药。

这是一句普通的英文句子，没有特殊的来源。它的结构是：主语+动词+副词+目的地+动词不定式。

下面是一些例句：

She went to the pharmacy to get some cough syrup. (她去药房买了些咳嗽糖浆。)
They went to the cpnic to get a prescription. (他们去诊所开处方。)
I went to the hospital to buy some painkillers. (我去医院买了些止痛药。)