Diphenidol is an antiemetic agent used in the treatment of vomiting and vertigo. Diphenidol overdose may result in serious toxicity in children.
Indication
For use in the prevention and symptomatic treatment of peripheral (labyrinthine) vertigo and associated nausea and vomiting that occur in such conditions as Meniere's disease and surgery of the middle and inner ear. Also for the control of nausea and vomiting associated with postoperative states, malignant neoplasms, labyrinthine disturbances, antineoplastic agent therapy, radiation sickness, and infectious diseases.
Pharmacology
Diphenidol is used for control of nausea and vomiting. It has an antivertigo effect on the vestibular apparatus, inhibiting the chemoreceptor trigger zone to control nausea and vomiting, thus preventing motion sickness.
Toxicity
Symptoms of overdose include drowsiness (severe); shortness of breath or troubled breathing; unusual tiredness or weakness (severe).
Affected Organisms
Humans and other mammals
Absorption
Well absorbed from gastrointestinal tract following oral administration.