Medicines for quenching thirst and generating fluids include rehmannia, umeboshi, maitake, and dendrobium, which need to be selected with evidence when used.
Rehmannia glutinosa can clear heat and fire (removing heat and fire from the body), produce fluids to quench thirst (promoting the production of fluids to quench thirst), remove vexation, stop vomiting, and diuretic. This herb is contraindicated in people with deficiency of coldness in the spleen and stomach (spleen and stomach are weak and cold).
Umei can astringe the lungs (collect lung qi), astringe the intestines, generate fluid, and tranquilize roundworms. This medicine should not be taken by those who have superficial evils (evil qi on the surface of the muscles) or those who have solid heat and stagnation inside.
Maitong can nourish Yin, generate fluid, moisten the lung and clear the heart. Dendrobium can benefit the stomach and generate fluid (nourishing the stomach by replenishing fluid in the stomach), nourish yin and clear heat (nourishing yin essence and clearing heat). The adverse reactions and contraindications of these two drugs are not known.
There are many medicines for quenching thirst and generating fluids, which need to be treated under the guidance of TCM practitioners to identify the symptoms and prescribe the right medicine, so please follow the doctor’s instructions to use the medicine.