1, children, Cordyceps sinensis has an androgenic effect, so taking it by children will cause precocious puberty.

2. Patients with high fever should not take it.

3, women should not take it during menstruation. Fourth, if the patient has exogenous syndrome, damp-heat syndrome or excessive internal heat, it should not be taken.

4, bleeding in the body, such as bloody stool, vomiting blood, cerebral hemorrhage and other patients should not take.