Pharmacological treatment to make the anal sphincter relaxed: First of all, the pharmacological treatment for the relaxation of the anal sphincter, there are antidiarrheal drugs such as rectal raw and emonitory, which are more effective for the damage of the internal sphincter, and you can also use the anal relaxation spray. And biofeedback therapy can improve anal canal compression, prolong contraction time, reduce rectal sensation, increase rectal volume, and reduce fecal discharge times. Secondly, you can use lubricants such as corkscrew or glycerin. Corkscrew can make the anal dilator muscle relaxed, which in turn makes the stool passable. In general, if constipation is not particularly serious, you can improve the constipation situation through dietary therapy and exercise, such as eating more parsley, bananas, etc. In summary, the use of drugs to relax the anus, but also with daily exercise and rest, in order to better play the effect.