Prokinin Tablet is a prescription medicine that is used to relieve the symptoms of nausea and vomiting. This medicine works by blocking the activity of a chemical in the brain that causes nausea and vomiting. Dopamine-2 Receptor Antagonist Prokinin belongs to the Dopamine-2 Receptor Antagonist class of medicines. Dopamine antagonist are medicines used to treat bipolar disorder, schizophrenia, and stimulant psychosis. They work by blocking the activation of Dopamine D2 receptors. A valid prescription should be available upon delivery