Betahistine
Also sold as: Serc, Vertin
Prescription neededParkinson's, dizziness and migraine
Comes as:Tablet
Also sold as: Serc, Vertin
Usual adult dose: 8 mg to 16 mg three times a day with food (no more than 48 mg a day).
Your doctor may give you a different dose. Children's doses depend on weight.
Stop taking it and see a doctor straight away if you notice:
Medicines that can react with this one.
Antihistamines may reduce the effect of betahistine.