About meclozine hcl
First-generation antihistamine; antiemetic
Used for
- Prevention and treatment of motion sickness
- Treatment of nausea and dizziness associated with vertigo
Usual adult dose
Motion sickness: 25–50 mg once, about one hour before travel; repeat every 24 hours if needed. Vertigo: 25–100 mg daily in divided doses.
Usual dose in children
Motion sickness, ages 12 and older: adult dose. Not generally recommended for children under 12.
Common side effects
- Drowsiness
- Dry mouth
- Blurred vision
- Constipation
Important warnings
- May impair alertness; avoid driving if affected.
- Alcohol and sedatives can increase drowsiness.
- Use caution with glaucoma, enlarged prostate, or difficulty urinating.
- Older adults may be more sensitive to confusion and falls.
Pregnancy
Available evidence has not shown a clear increase in birth defects; use only when clinically needed.
Breastfeeding
May cause infant drowsiness and possibly reduce milk supply; prolonged use is generally avoided.
Interactions
- Alcohol, opioids, sleep medicines, and other sedatives increase drowsiness.
- Other medicines with anticholinergic effects can worsen dry mouth, blurred vision, 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 It may be incomplete or out of date.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.