Drug Identity
Active Ingredient
Chlorpheniramine
Chemical Class
Alkylamine
Pharmacological Group
on the basis of mechanism of action
What is Viriton?
Uses
Chlorpheniramine is an antihistamine that reduces the effects of natural chemical histamine in the body. Histamine can produce symptoms o...
How It Works
Chemical Class
Alkylamine
Pharmacological Group
on the basis of mechanism of action
Chlorpheniramine (Maleate) also known as Chlorphenamine Maleate. It is of Synthetic origin and belongs to Alkylamine. It belongs to H1-antagonist pharmacological group on the basis of mechanism of action. The Molecular Weight of Chlorpheniramine (Maleate) is 274.78. Its pKa is 9.2.
How to Take It
1
Adult · IV,IM,SC
10 to 20 mg — 24 hourly
Slow IV over a period of 1 minute. total dose should not exceed 40 mg.
2
Adult · PO
4 to 24 mg — 6 hourly
Max. 24 mg daily
3
Adult
Scraped Dose
Use exactly as directed on the label, or as prescribed by your doctor. Do not use in larger or smaller amounts or for longer than recommended. chlorpheniramine is usually taken only for a short tim
4
Child · Intra Muscular
0.25 to 0.5 mg/kg — 24 hourly
5
Child · Intra Venous
0.25 to 10 mg — 24 hourly
Maximum dose= 12mg
6
Child · Oral
0.5 to 12 mg — 6 hourly
7
Child · Subcutaneous
87.5 to 0 mcg/kg — 6 hourly
Safety Alerts
You should not use chlorpheniramine if you are allergic to it, or if you have: narrow-angle glaucoma
a blockage in your stomach or intestines
an enlarged prostate
if you are unable to urinate
or if you are having an asthma attack
Important Warnings
Always ask a doctor before giving a cough or cold medicine to a child
Death can occur from the misuse of cough and cold medicines in very young children
You should not use chlorpheniramine if you have narrow-angle glaucoma, a blockage in your stomach or intestines, an enlarged prostate , if you are unable to urinate, or if you are having an asthma attack
Side Effects
Get emergency medical help if you have any of these signs of an allergic reaction : hivesdifficult breathingswelling of your facelipstongueor throat. Chlorpheniramine may cause serious side effects. Stop using chlorpheniramine and call your doctor at once if you have: fast or uneven heart ratemood changestremorseizure (convulsions)easy bruising or bleedingunusual weaknessfeeling short of breathor little or no urinating. Common side effects of chlorpheniramine may include: dizzinessdrowsinessdry mouth
Drug Interactions
Taking chlorpheniramine with other drugs that make you sleepy or slow your breathing can worsen these effects. Ask your doctor before taking chlorpheniramine with a sleeping pill
narcotic pain medicine
muscle relaxer
or medicine for anxiety
depression
or seizures. Ask a doctor or pharmacist before using this medicine if you are also using any other drugs
including prescription and over-the-counter medicines
vitamins
Storage
Syrup Store in a well closed container, Below 40°C. Do not Freeze. Protect from Sunlight and Moisture. Tab Store in a well closed container, Below 40°C. Protect from Sunlight and Moisture.
Price Intelligence
Rs 95.06
DRAP approved maximum price · per pack of 1000 · approved 01 Jul, 2025
No retail price observed for this pack. Retailers may not exceed the approved maximum.
Prices across sources
DRAPper pack of 1000Rs 95.06
Should you consider an alternative?
Other options containing Chlorpheniramine, and what they are not.
Identical active ingredient at the same strength. Cheapest per unit first.
Amchoram
4mg
Rs 223.3 ceiling
Amson Vaccines & Pharma (Pvt.) Ltd
Phenir
4mg
Rs 403.92 ceiling
No DRAP alertsVALOR PHARMACEUTICALS
Ordered by lowest price per unit where a pack size is known, then by price. Order is never affected by sponsorship. Not medical advice — confirm any change with your pharmacist or doctor.
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