About dimethindene maleate
First-generation H1 antihistamine
Used for
- Relief of itching from allergic skin reactions and insect bites
- Relief of allergic nasal symptoms, where approved
Usual adult dose
By mouth: 1–2 mg three times daily; follow local product instructions.
Usual dose in children
By mouth: ages 1–12 years, about 0.1 mg/kg daily in three divided doses; not for infants under 1 year without medical supervision.
Common side effects
- Drowsiness or fatigue
- Dizziness
- Dry mouth
- Nausea
Important warnings
- May impair alertness; avoid driving if drowsy.
- Can cause stronger sedation with alcohol or other sedating medicines.
- Use caution in glaucoma, urinary retention, or breathing problems.
- Drops are for oral use only; check the leaflet for age limits.
Pregnancy
Use only when clearly needed after medical advice; avoid near delivery unless directed.
Breastfeeding
Use only after medical advice; antihistamines may cause infant drowsiness or affect milk supply.
Interactions
- Alcohol and sedatives may increase drowsiness.
- Monoamine oxidase inhibitors may increase anticholinergic effects.
- Other antihistamines may increase side effects.
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 It may be incomplete or out of date.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.