One and a half year old baby dry stool first of all, we need to see how long the baby dry stool, is it long-term or recently appeared dry stool, and another problem is that the dry stool is not every day, or only once every few days, if it is recently appeared, and then only once every few days, then it means that the baby may internal heat, and then lead to the dry stool, in the clinical can give him oral probiotics to regulate Gastrointestinal function. Then you can give him to do massage, or paste acupuncture points of Chinese medicine paste, these are able to achieve the effect of clearing heat and promote defecation, there is also can give him to use the open plug, so that the anal area lubrication, and then facilitate the discharge of stool, but the main thing is to maintain a good diet, appropriate to eat fruits and vegetables rich in dietary fiber things, Chinese medicine massage.