止咳剂里有想睡觉的成分会昏昏,买点无糖止咳糖.

止咳效果比止咳药好多了.

Promethazine is an antihistamine medicine that relieves the symptoms of allergies. It's known as a drowsy (sedating) antihistamine, so it's more likely to make you feel sleepy than other antihistamines.

https://www.walgreens.com/store/c/walgreens-sugar-free-cough-drops-menthol/ID=prod6262078-product?ext=gooFY22_Cough+Cold_SSCCough+Cold_&gclsrc=aw.ds&&gclid=EAIaIQobChMI9Pzw2-H49AIVnOyGCh2cawBiEAQYASABEgIT_PD_BwE