About mequitazine
Sedating antihistamine
Used for
- Relief of allergic rhinitis symptoms, such as sneezing and runny nose
- Relief of itching and hives
Usual adult dose
For allergic symptoms: 5 mg twice daily; some product leaflets specify 10 mg once daily.
Usual dose in children
For children aged 6–12 years: 2.5 mg twice daily. Not generally used under age 6.
Common side effects
- Drowsiness or fatigue
- Dry mouth
- Dizziness
- Rarely, abnormal heart rhythm
Important warnings
- May cause drowsiness; avoid driving if affected.
- Use caution with heart rhythm problems, glaucoma, or difficulty urinating.
- Avoid alcohol and other medicines that cause drowsiness.
- Follow the local product leaflet; age limits and dosing vary.
Pregnancy
Use only when clearly needed after healthcare professional assessment; safety information is limited.
Breastfeeding
Avoid unless advised by a healthcare professional; information is limited.
Interactions
- Medicines that prolong the QT interval may increase heart rhythm risk.
- Alcohol, sedatives, and opioids may increase drowsiness.
- Other anticholinergic medicines may worsen dry mouth or urinary problems.
AI-generated from general medical knowledge, not from this product's official leaflet. It may be incomplete or out of date. Not medical advice — ask a pharmacist or doctor before making any decision.