About triprolidine hydrochloride
First-generation antihistamine
Used for
- Relief of sneezing, runny nose, and itchy or watery eyes from allergies or colds
Usual adult dose
Adults and adolescents: 2.5 mg every 4–6 hours as needed; maximum 10 mg daily.
Usual dose in children
Ages 6–11: 1.25 mg every 4–6 hours; maximum 5 mg daily. Not recommended under 6 without medical direction.
Common side effects
- Drowsiness
- Dry mouth, nose, or throat
- Dizziness
- Blurred vision or difficulty urinating
Important warnings
- May impair alertness; avoid driving if drowsy.
- Avoid alcohol and other medicines that cause drowsiness.
- Use caution with glaucoma, urinary retention, or breathing problems.
- Check cold and allergy products to avoid duplicate antihistamines.
Pregnancy
Safety information is limited; use only when considered necessary by a healthcare professional.
Breastfeeding
May cause infant drowsiness or irritability and may reduce milk supply; seek professional guidance.
Interactions
- Alcohol, sedatives, and opioid medicines can increase drowsiness.
- Monoamine oxidase inhibitors may intensify side effects.
- Other anticholinergic medicines can increase 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 It may be incomplete or out of date.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.