Talc has the efficacy of clearing away heat, diuretic and diaphoretic (to improve the problem of dribbling in urine, small amount of urine does not pass), expelling dampness and astringent sores, etc. It can be used to treat summer dampness and thirst, heat drenching (burning and stinging pain is obvious when urinating, accompanied by urinary frequency and urgency, and discomfort of pulling in the abdomen) and astringent pain. Talc is a silicate mineral, this taste sweet and light, cold, belonging to the lung meridian, stomach meridian, bladder meridian. It can be used for the treatment of dysuria (unsmooth urination), hot drenching and astringent pain caused by dampness-heat underflow (dampness and heat invading the intestines, bladder, pubic area, lower limbs, etc.). It can also be used to treat the first signs of dampness-warmth (warmth caused by feeling dampness-heat), summer-dampness thirst, damp-heat watery diarrhea, wet sores and eczema, and so on. Talc can be taken internally or used externally. The adverse effects of talcum are not clear, and it should be used with caution in heat illnesses that injure the body fluid, spleen deficiency, and pregnant women. Feeling unwell, it is recommended to go to the hospital in a timely manner, the use of talcum should be guided by a professional doctor, should not be self-medication, so as not to delay the condition.