Gardenia has the efficacy of diaphoretic fire to remove vexation, clearing heat and diuresis (removing heat and dampness in the body), cooling the blood and detoxifying the toxin (referring to the treatment of blood-heat and toxicity), and it can be used for the treatment of heartburn and restlessness, urinary urgency, urinary pain, etc. The side-effects are still unclear, and it is recommended that the patient take it according to the doctor’s instruction. Gardenia is cold, taste bitter, return to heart, lung, San Jiao meridian, have diarrhea fire in addition to annoyance, clearing heat and diuresis, cool blood and detoxification efficacy, external use can reduce swelling and relieve pain (eliminate swelling and pain), used for the treatment of heat disease heartburn, damp-heat jaundice, gonorrhea (urination increased, gonorrhea astringent pain) astringent pain, blood-heat epistaxis (due to the blood-heat caused by vomiting blood, nosebleed), eye redness and swelling pain, fire and poisonous sores and ulcers, external treatment of sprains and contusion pain. Adverse reaction of gardenia is not clear, but this product bitter cold hurt stomach, spleen deficiency loose stool (feces thin not shaped) person should not use. If need to use gardenia, suggests the patient in the traditional Chinese medicine practitioner discernment under the guidance of standardized taking, not blindly use medicine by oneself.