Meaning of yào:
药
leaf of the iris; variant of 藥|药[yao4]; medicine; drug; substance used for a specific purpose (e.g. poisoning, explosion, fermenting); CL:種|种[zhong3],服[fu4],味[wei4]
Zhōngyī cháng shǐyòng gè zhǒng cǎo yào lái zhìbìng.
中医常使用各种草药来治病。
Traditional Chinese medicine often uses various herbal medicines to treat illnesses.
Yīshēng gěi wǒ kāi le xiē yào.
医生给我开了些药。
The doctor prescribed me some medicine.
Wǒ xūyào qù yàodiàn mǎi yīxiē yào.
我需要去药店买一些药。
I need to go to the pharmacy to buy some medicine.
Yīshēng gěi wǒ kāi le jǐ zhǒng zhì gǎnmào de yào.
医生给我开了几种治感冒的药。
The doctor prescribed me several types of medicine for the cold.
Zhè zhǒng yào kěyǐ zhìyù gǎnmào.
这种药可以治愈感冒。
This medicine can cure colds.
Wǒ gǎnmào le, xūyào chī yīxiē yào.
我感冒了,需要吃一些药。
I caught a cold and need to take some medicine.
to poison
Tā shìtú zài yǐnliào zhōng xià yào.
他试图在饮料中下药。
He tried to poison the drink.