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CHLORPHENAMINE MALEATE is a brand name for Chlorpheniramine (also known as Chlorphenamine). The medicine, its uses, side effects and dosage are the same regardless of brand.
Used for: The symptomatic control of allergic conditions that respond to antihistamines, including urticaria, hayfever, food allergy, drug and serum reactions, insect bites, pruritus ani and vulvae, vaso-motor rhinitis and angioneurotic oedema.
Verbatim from this product's MHRA label. Tap a section to expand.
Adults: 4 mg every 4-6 hours (daily maximum 24 mg) Children:
Under 1 year – Not recommended 1 to 2 years – 1 mg twice daily 2 to 5 years – 1 mg every 4-6 hours (daily maximum 6 mg) 6 to 12 years – 2 mg every 4-6 hours (daily maximum 12 mg) Elderly: Same as adult dose although these patients may be more prone to confusional psychosis and other neurological anticholinergic effects.
Tablets to be taken by mouth.
Sedation varying from slight drowsiness to deep sleep. Inability to concentrate, lassitude, blurred vision, gastro-intestinal disturbances such as nausea, vomiting, diarrhoea, dyspepsia. Urinary retention, headaches, dryness of the mouth, difficulty in lachrymation and constipation.
Dizziness, palpitations, tachycardia, arrhythmias, hypotension, tightness of the chest, abdominal pain, anorexia, hepatitis including jaundice, thickening of bronchial secretions, haemolytic anaemia and other blood dyscrasias. Allergic reactions including bronchospasm, angioedema and anaphylaxis, exfoliative dermatitis, photosensitivity and skin reactions such as urticaria.
Extrapyramidal effects, twitching, muscular weakness and incoordination. Tinnitus, confusion, depression, tremor, convulsions, irritability and nightmares. Paradoxical excitation in the children and confusional psychosis in the elderly can occur.
Effects of alcohol may be increased. Use with caution in epilepsy, prostatic hypertrophy, glaucoma, urinary retention, pyloduodenal obstruction, hepatic disease, bronchitis, thyrotoxicosis, raised intra-ocular pressure, severe hypertension or cardiovascular disease and bronchial asthma.
Children and the elderly are more likely to experience the neurological anticholinergic effects.
There are no specific contraindications.
Not medical advice. Always read the patient information leaflet and follow your prescriber or pharmacist.
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Brand names are compiled from public regulatory records for active-ingredient mapping only. Drugvu is not affiliated with any manufacturer. This is not medical advice.