First of all, we should exclude the cause of high water intake, and congenital causes should be excluded for teeth marks on the tongue. If it is pathologic, it is not recommended to drink American ginseng if there are teeth marks on the tongue. If the amount of urine is high and the color of urine is clear, it belongs to the evidence of Yang deficiency and internal cold; if it is accompanied by excessive drinking and thinness, it is mostly thirst, which is caused by the deficiency of dry heat and yin, and hyperactivity of kidney yang. Tooth mark tongue more suggests spleen deficiency, or water dampness. In conclusion, the combination of excessive urination and tongue with teeth marks may suggest the evidence of Yang deficiency and water-dampness. Radix Panax Ginseng has the function of tonifying qi and nourishing yin, clearing heat and promoting generation of body fluid, and is mainly used for treating qi deficiency and yin deficiency with symptoms such as fatigue, irritability, dry cough, hemoptysis, dry mouth and throat. This medicine does not have the effect of warming yang and removing dampness, and because of its cool nature, it has the effect of nourishing yin and may aggravate dampness, therefore, it is not suitable for taking American ginseng because of excessive urination and teeth marks on the tongue. Radix Panax Ginseng should not be used with quassia, and it is recommended to use Radix Panax Ginseng under the guidance of a doctor. It is recommended that people with frequent urination and teeth marks on the tongue should go to regular hospitals for consultation and treatment by professional doctors.