There are probiotics for long-term constipation, such as Bifidobacterium lactis triplex tablets, Bifidobacterium triplex enteric capsules, Bifidobacterium quadruplex tablets and so on. 1. Lactobacillus Bifidus Triplex Tablets: This drug contains normal intestinal flora, such as Lactobacillus bulgaricus, Bifidobacterium longum and Streptococcus thermophilus, which can reproduce and grow in human intestines, regulate the intestinal flora, inhibit and remove the potentially hazardous bacteria in the intestinal tract, and treat constipation due to intestinal flora imbalance. 2. Bifidobacterium Triplex Enteric Capsules: This drug is a live bacterial preparation prepared by Lactobacillus acidophilus, Bifidobacterium longum and Enterococcus faecalis, which can maintain the normal intestinal function of human body and treat chronic constipation caused by intestinal bacterial dysbiosis. 3. Bifidobacterium quadruple live bacterial tablets: the main ingredients of this medicine are Bifidobacterium, Lactobacillus, Enterococcus, Bacillus cereus, etc., which can grow, reproduce and colonize in the intestinal tract and maintain the balance of intestinal flora, and it can treat constipation caused by intestinal flora imbalance. For long-term constipation, it is recommended to go to the hospital in time for early and regular treatment.