在英文中，"给他上药"可以用"give him medication"来表示。

"Give"是英语中的动词，意思是"提供"或"给予"。"Him"是代词，指的是前文提到的男性。"Medication"是名词，意思是"药物"或"药品"。

例句：

Please give him the medication as prescribed by the doctor. (请按医嘱给他服药。)
Make sure to give him the medication on time. (一定要按时给他服药。)
Have you given him the medication for his headache? (你给他服了头痛的药吗？)

希望这些信息对你有帮助。