The price of pupil dilation is generally around 50~80 RMB, the specific cost difference is mainly affected by the method of pupil dilation and the level of hospital, the overall price difference will not be too big. When applying rapid dilation, the commonly used drugs are compound tropicamide eye drops and so on, the price is about 20 yuan, plus the overall cost of examination is 50~60 yuan. When applying chronic pupil dilation, the commonly used drugs are atropine sulfate ophthalmic gel, the cost is around $30, and the overall cost is $70~80. If the level of the hospital is high, the overall cost will be slightly higher, but usually around 80 dollars. It is recommended that patients who need to dilate their pupils should visit regular hospitals and be examined under the guidance of clinicians, and should consult their physicians for specific costs and precautions.