My son is 22 months old. He has acidity at night and loses motion two-three times in the morning. Approx 25 days. Whatever he eats at night, he burps sourly after that, he does not have a fever and does not vomit. His stomach is always tight. The potty smells very bad. give him dal roti, milk roti, fruits, rice to eat, vegetable, curd rice Dr venkatesh is suggested rantac 5ml twice a day for three days. When will give that time period no problem everything is ok . When I stopped giving medicine the next day  had the same problem