Panax pseudoginseng flowers function to clear heat and promote the production of fluids, and are used as a primary treatment for fluid-impaired thirst, and should be used in accordance with a doctor’s prescription. Panax pseudoginseng flower belongs to the flower of Panax quinquefolium, a plant of the family Wujiaceae. It is a kind of herbal medicine with sweet flavor and cool nature, which belongs to the liver meridian and kidney meridian. Panax pseudoginseng flowers have the effects of generating fluids and clearing heat, calming the liver and lowering blood pressure. It can be used for sore throat and hoarseness, fluid injury and thirst, and hypertension. Panax pseudoginseng flower is taken internally with boiled water. For the treatment of thirst, sore throat and hoarseness, appropriate amount of Panax pseudoginseng can be brewed in boiled water for frequent drinking, but the effective dose of the brew is not as much as that of the decoction. Adverse effects and contraindications of Panax ginseng flower have not been clarified. The use of this drug for the treatment of diseases should be under the guidance of a doctor to avoid aggravation of the condition.