Ondet 2mg/5ml Syrup is generally given before any major surgery or before chemotherapy and radiotherapy sessions. In case your child is about to undergo any of the above procedures, the doctor may ask you to give Ondet 2mg/5ml Syrup to your child to prevent vomiting post-procedure. Apart from this, Ondet 2mg/5ml Syrup is also found useful in treating vomiting caused due to diseases of the stomach. In such a case, your child’s doctor may prescribe giving Ondet 2mg/5ml Syrup to your child for a few days. Stick to the dose for best results.