你吃药了吗？

Nǐ chī yào le ma?

Did you take medicine?

我今天忘记了吃药。

Wǒ jīntiān wàngjì le chī yào.

I forgot to take medicine today.

这个药很苦，但是很有用。

Zhège yào hěn kǔ, dànshì hěn yǒuyòng.

This medicine is very bitter, but very useful.