cyclic vomiting

Nausea is a subjective symptom  disorders that also cause vomiting. Vomiting can result from the stimulation of  four neurologic processes of Nausea and Vomiting — vagal and splanchnic fibers in the viscera, stimulated by distention,infection,or  inflammatory irritation,   vestibular system fibers mediated through muscarinic cholinergic and histamine H1 receptors, sounds, or emotions ,higher central...