Domperidone is used to relieve feelings of sickness (nausea) or being sick (vomiting). Feeling sick can be a common symptom, but it may be due to a number of different causes. You will only be recommended an anti-emetic like domperidone if the cause of your sickness is known.
This is a companion discussion topic for the original article at https://patient.info/medicine/domperidone-for-sickness-motilium