These meds induce sleep and may help a person get seven to eight hours of shut-eye, but generally should not be taken longer than seven to 10 days and may have side effects.

• 人吃了这些药后昏昏欲睡，闭上眼即可睡上7、8个小时，但一般来说，连吃7-10天这种药也会有副作用，故不可长期服用。