About chlorphen iramne maleate
First-generation antihistamine
Used for
- Relieves allergy symptoms, including itching, hives, and runny nose.
- May be used for severe allergic reactions alongside emergency treatment.
Usual adult dose
Usually 10–20 mg by injection every 4–6 hours as needed; maximum 40 mg daily.
Usual dose in children
For children aged 1–12 years: usually 0.2 mg/kg by injection every 4–6 hours; maximum 40 mg daily. Not for infants under 1 year.
Common side effects
- Drowsiness and dizziness
- Dry mouth, blurred vision, or constipation
- Difficulty urinating
- Injection-site pain
Important warnings
- Can cause marked drowsiness; avoid alcohol and driving.
- Use cautiously with glaucoma, breathing problems, or urinary retention.
- Severe allergic reactions require emergency care; this medicine is not a substitute for adrenaline.
- Injection should be given by a healthcare professional.
Pregnancy
Use only when clearly needed after a clinician weighs benefits and risks; pregnancy safety information is limited.
Breastfeeding
May cause infant drowsiness or irritability and may reduce milk supply; seek clinician guidance.
Interactions
- Alcohol, opioids, and sedatives increase drowsiness.
- Monoamine oxidase inhibitors can intensify anticholinergic effects.
- Other medicines causing drowsiness or dry mouth may worsen 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 It may be incomplete or out of date.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.