Histagic Syrup 2mg/5ml

About Histagic Syrup 2mg/5ml

Drug Class

• First generation antihistamine (alkylamine derivative)

Histagic Syrup Uses

• Relieves sneezing and a runny nose caused by seasonal allergies
• Eases itchy, watery eyes and nasal congestion from hay fever
• Reduces allergic skin reactions like hives and itching
• Helps calm allergic reactions to insect bites or mild food sensitivities
• Used as an add on remedy for common cold symptoms in children

What Experts Say

Chlorpheniramine has been used safely for allergy relief for more than six decades and remains a first line choice for mild to moderate allergic symptoms in general medicine. Physicians often favor it for short term use because its sedating effect can help a child rest during a bad allergy flare.

The 2mg per 5ml syrup strength allows precise, weight based dosing in young children, which matters since antihistamine doses are usually calculated by body weight rather than age alone. Pediatricians commonly caution parents against combining it with other sedating medicines or cough syrups.

Because chlorpheniramine causes drowsiness in most users, doctors generally advise against driving or operating heavy machinery after a dose. Newer, non drowsy antihistamines are sometimes preferred for daytime use, while chlorpheniramine syrup remains a common household choice for nighttime allergy relief.

Histagic Syrup 2mg/5ml formula

• Chlorpheniramine Maleate 2mg/5ml

Available forms

• Syrup

How to use Histagic Syrup 2mg/5ml?

• Shake the bottle well before each use
• Give using the measuring cup or spoon provided, not a household spoon
• Usual adult dose is 5ml to 10ml every 4 to 6 hours as needed
• Children's dose is based on body weight and age, follow the doctor's instructions
• Do not exceed 6 doses in 24 hours
• Take with or without food

Drug Interactions

• Sedatives and sleep aids: Increase drowsiness when combined with chlorpheniramine.
• Alcohol: Intensifies sedation and impairs alertness.
• MAO inhibitors: Can prolong and intensify the sedative and anticholinergic effects of chlorpheniramine.
• Other antihistamines or cold and flu products: Raise the risk of excessive drowsiness when combined.
• Tricyclic antidepressants: May increase anticholinergic effects like dry mouth and blurred vision.

Risks and warnings

• Drowsiness: May cause significant sedation, avoid driving or operating machinery after taking it.
• Not for infants: Avoid use in children under 2 years unless a doctor specifically advises it.
• Glaucoma: Use with caution in people with narrow angle glaucoma.
• Prostate enlargement: May worsen urinary retention in men with an enlarged prostate.
• Pregnancy and breastfeeding: Consult a doctor before use during pregnancy or while breastfeeding.
• Alcohol: Avoid alcohol, as it can intensify drowsiness.

Histagic Syrup Side Effects

• Drowsiness or sedation
• Dry mouth, nose, and throat
• Dizziness or lightheadedness
• Blurred vision
• Constipation
• Difficulty urinating
• Rapid heartbeat (rare)
• Confusion, especially in older adults (rare)

Storage Conditions

Store below 30°C in a cool, dry place away from direct sunlight. Keep the bottle tightly closed and out of reach of children. Discard any unused syrup after the printed expiry date.