Two months baby bacterial infectious diarrhea is usually recommended to use antibiotics, antidiarrheal, hydration and other drugs for treatment. 1. antibiotic drugs: two months baby bacterial infectious diarrhea, the first antibacterial treatment, such as cefotaxime sodium and other antibiotic drugs can be used under the guidance of the doctor for treatment. 2. antidiarrheal drugs: two months baby bacterial infectious diarrhea in the use of antibiotic treatment at the same time also need to use montelukast and other antidiarrheal drugs, can improve the diarrhea. 3. Rehydration: If the diarrhea is severe, it may cause the baby to become dehydrated. In order to prevent dehydration, it is recommended that the baby be given rehydration medication such as rehydration salts and dextrose, etc. All of the above medications should be administered under medical supervision. All of the above medication should be used under the guidance of a doctor, two months baby bacterial infectious diarrhea is serious or has not been improved, it is recommended to go to the hospital in time for treatment.