Problem analysis: Hello, montmorillonite powder is an antidiarrheal drug. This medicine has astringent and absorptive effects, and can be used to treat diarrhea and constipation. Suggestion: At present, if the baby has abdominal distension, you can give the child oral lactobacillus or lactic acid bacteria tablets and Zhang Xiao tablets to relieve the symptoms. If you can't defecate for three days, you can use Kaisailu for external treatment. Usually pay attention to keep your child warm, avoid catching a cold and drink plenty of water.