The validity period of Feier Pill in Beijing Tongrentang is 60 months, and that in Shandong is 2 years, but the validity period of confidence is invalid.

This medicine is a Chinese patent medicine, which can be used for reference, but I suggest you not to give it to children. You can get it from acquaintances, but you should know more about your child's health and not be careless. I hope you are careful.