Correct

药到病除

/ yào dào bìng chú /
Strokes

Definition

lit. the disease is cured the moment the medicine is taken (idiom)/fig. (of a medical treatment) to give instant results/(of a solution or method) highly effective

Example

Definition

when medicine is taken, the illness is cured; the medicine has effected an immediate cure

1
chī
guò
kāi
de
yào
  
,
dǎo
zhēnshi
真是
yàodàobìngchú
药到病除
  

He prescribed a draught for me and it worked wonders.

Definition

properly address a problem or an issue

2
Jǐnjǐn
仅仅
kào
依靠
xiàngòu
限购
jiàng
降低
fángjià
房价
kǒng
nán
yàodàobìngchú
药到病除
  

It might be difficult to reduce the housing price effectively by limiting home purchasing alone.