The cough will pass away without medicine.

这种咳嗽不服药也会好的。

youdao

For example, have you ever had a cough that would not go away?

如你有没有咳个不停的经历？

youdao

Again came the snuffle and cough, and outlined between two jagged rocks not a score of feet away he made out the gray head of a Wolf.

呼哧声和咳嗽声又传来，在离他不足二十尺的两块齿状的岩石之间，他隐约看见一只狼的灰脑袋。

youdao

Another symptom is a cough that produces yellow mucus and does not go away.

VOA: special.2010.06.23

Patti recommends if someone has a cough that doesn't go away, they should get tested for pertussis.

CNN: 10 infants dead in California whooping cough outbreak

Cough or sneeze into a tissue and throw it away.

CNN: Sore throat