Antiemetic Drugs: What to Prescribe and When

  HEALTH: Emesis: Vomiting occurs due to stimulation of the emetic(vomiting) Centre situated in the medulla oblongata. Multiple pathways can elicit vomiting. The chemoreceptor trigger zone (CTZ) located in the area postrema and the nucleus tractus solitarius (NTS) are the most important relay areas for afferent impulses arising in the g.i.t, throat and other viscera. […]