我能为您效劳吗？Excuse me ,what can I do for you ?
您有医师处方吗？Do you have doctor's prescription?
您之前吃过什么药吗？Have you tried any medicine?
我建议您吃这种药。I rcecommend that you try this medicine.
我建议您吃中药。I recommend that you take Chinese medicine
我建议您使用外用药。I recommend that you take medicine for external use?
抱歉，这是处方药，您必须提供医师处方才能购买。
Sorry,this is prescription medicine.If you want to buy it ,you must have doctor's prescription.
这是OTC药品，不需要凭医师处方购买。
This is OTC medicine .You can buy it without doctor's prescription.
请把您的处方给我看一下。
Can you show me your prescription?
追问很好的答案！谢谢！
追答不客气，给个好评就行了，给个最佳答案吧