When is the best time to eat Angong Niuhuang Pill?

Angong Niuhuang Pill is a common first-aid Chinese patent medicine, which is mainly used for clearing away heat and toxic materials, relieving shock and inducing resuscitation. If it is used to treat cerebral infarction, it is best to take it within 24 hours, and the effect is the best. If you have a sudden stroke, you'd better take it within one hour. If it is for prevention, the best solar terms are fright, summer solstice, first frost and winter solstice.