Lactobacillus complex capsule has a certain relief effect on the symptoms caused by irritable bowel syndrome, patients should follow the doctor’s instructions to use the drug. Lactobacillus complex capsules contain Streptococcus lactis, Lactobacillus lactis, Lactobacillus lactis, a total of three live lactobacilli, which can inhibit the reproduction of intestinal putrefactive bacteria, regulate the intestinal flora, play a role in promoting digestion and stopping diarrhea. Clinically, it is mostly used for the treatment of diseases caused by intestinal flora imbalance, such as acute and chronic diarrhea, etc. Patients with irritable bowel syndrome can take this drug if they have diarrhea symptoms. It should be noted that the use of lactobacilli capsules is prohibited for those who are allergic to any component of the drug, and some patients may experience adverse reactions such as skin rashes after using the drug, and if the symptoms are more serious, they should consult a doctor in a timely manner. Irritable bowel syndrome patients should follow the doctor’s instructions, not blindly use the lactobacillus complex capsules, so as not to affect the condition, or side effects.