What herbs to regulate cold and dampness in the colon

What herbs to take for colon cold and dampness should be chosen according to different symptoms, such as diarrhea can be used Huo Xiang Zheng Qi San, etc., dysentery can be used to add reduction of stomach ling soup, etc..
For diarrhea caused by cold and dampness, we can take Huo Xiang Zheng Qi San to relieve the surface and dissipate the cold (remove the cold in the surface of the muscle), aroma and dampness. If the surface evil (evil in the surface of the muscle) is heavy, we can add Fang Feng and Jing Wei to disperse the wind and dissipate the cold, and if the dampness is heavy, we can add Stomach Ling Tang to strengthen the spleen and dry the dampness, and to lighten the seepage and distribute the benefit.
Symptoms include scanty or even watery stools, abdominal pain, intestinal tinnitus, stuffiness in the stomach and epigastric region, and little eating, which may also be accompanied by cold (fear of cold) and fever, nasal congestion, headache, and limb aches and pains.
Dysentery due to cold-dampness can be taken as Stomach Ling Tang Plus to warm cold-dampness, with the addition of Paeoniae Alba and Angelica sinensis to invigorate blood and camp, betel nut, Mucuna pruriens, and gunpowder ginger to disperse cold and regulate qi.
Symptoms include reddish-white sticky stools, more white and less red, or pure white jelly-like stools, accompanied by abdominal pain, acute and severe pain (discomfort in the lower abdomen, wanting to defecate very much, and a feeling of incomplete defecation after defecation), lack of appetite, fullness in the stomach and epigastric region, and drowsiness in the head and body.
When symptoms related to cold and dampness of the colon appear, please consult a doctor in time to receive standardized treatment.