Children’s bad breath, defecation is all ball-shaped stool may be caused by constipation, you can eat bifidobacteria triple live bacterial capsule, lactulose and so on to help relieve. 1. Bifidobacterium triplex capsule: this is a probiotic drug, can regulate the intestinal flora, promote the body’s digestion of nutrients, but also to promote gastrointestinal peristalsis, improve the symptoms of constipation. This drug has not been found to have significant adverse reactions, be careful to take with cold and warm water, avoid and antibacterial drugs and inhibit gastric acid drugs and so on together. 2. Lactulose: Lactulose can be converted into low molecular weight organic acid by digestive flora in the intestine, which can lead to a decrease in the pH value in the intestines and play the role of osmosis, which will stimulate peristalsis of the colon, keep the stools smooth and relieve constipation. Adverse reactions are bloating for a few days may occur at the beginning of treatment, and diarrhea may occur if overdosed. There are other medications available to help relieve the above symptoms, such as Kaiser Permanente and Bohol Oral Liquid. All of the above medications should be used under doctor’s supervision, avoid self-medication to avoid adverse effects.