Consult a TCM health care practitioner prior to use if you have excessive conditions or if symptoms persist or worsen. Do not take if you have a known allergy/hypersensitivity to reishi mushroom, its constituents, or other members of its family. Do not take if you are pregnant or breastfeeding. Discontinue use and consult a health care practitioner if you experience vertigo or epistaxis (nosebleed), if you experience dry mouth and nose, nausea, constipation or diarrhea following ingestion of this product and consult a health care practitioner. Store in a cool dry place, away from children. Do not use if safety seal is broken.