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Administration
May be taken with or without food.
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Contraindications
Phaeochromocytoma, active or history of peptic ulcer.
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Special Precautions
Patient with bronchial asthma, CV disease, urticaria, rashes, allergic rhinitis. Patient taking antihistamines. Hepatic impairment. Pregnancy and lactation.
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Adverse Reactions
Significant: Rarely, ventricular extrasystoles, hypotension, tachycardia.
Gastrointestinal disorders: Diarrhoea, dry mouth, dyspepsia, nausea. Rarely, mild gastric complaints (e.g. vomiting, gastrointestinal pain, abdominal distension, bloating).
Immune system disorders: Hypersensitivity reactions (e.g. anaphylaxis).
Nervous system disorders: Headache.
Skin and subcutaneous tissue disorders: Rarely, rash, pruritus, urticaria, angioneurotic oedema.
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Drug Interactions
Metabolism may be inhibited by MAOIs (e.g. selegiline). May diminish efficacy with antihistamines.
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CIMS Class
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ATC Classification
N07CA01 - betahistine ; Belongs to the class of antivertigo preparations.
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