Gentian Diarrhea Pill and Radix Rehmanniae Pill should not be taken together. Gentian Diarrhea Pill is a heat-cleansing agent, which has the effect of favoring dampness and heat and clearing the liver and gallbladder; Radix Rehmanniae Pill with Radix Rehmanniae Pill is a warming and dispersing drug (using medicine to warm up the spleen and stomach to dispel coldness), which has the effect of warming the middle of the body and strengthening the spleen. The efficacy of the two will conflict and affect each other’s therapeutic effect. Longdian Diarrhea Liver Pill is suitable for people suffering from liver and gallbladder damp-heat (damp-heat evils accumulated in the liver and gallbladder), and can improve symptoms such as redness of the urine, deafness and tinnitus, pain in the ribs and mouth, dizziness (dizziness and redness of the eyes), and damp-heat leucorrhoea. Its adverse reactions are not clear. It should be used with caution in pregnant women and those with stomach cold. Radix Rehmanniae Pill (附子理中丸) is suitable for people with spleen and stomach deficiency and coldness (weak and cold spleen and stomach), and can improve symptoms such as lack of warmth in the hands and feet, vomiting and diarrhea, as well as cold pain in the epigastric region (cold pain in the stomach and epigastric region). Its adverse reactions and contraindications are not clear. Gentian Liver Pill and Radix Rehmanniae Pill should be used under the guidance of a traditional Chinese medicine practitioner, and should not be taken on its own, and if it is used with other medicines, the practitioner should be consulted first.