"By Matt McMillen
WebMD Health News
Reviewed by Brunilda Nazario, MD
April 9, 2015 -- Spring is finally here, and with it comes tree pollen. For people with allergies, that could spell misery. But despite the hars"...
Chlor-Trimeton Patient Information Including Side Effects
Brand Names: AHist, Aller-Chlor, Allergy Relief, C.P.M., Chlo-Amine, Chlor-Mal, Chlorphen, ChlorTan, Chlor-Trimeton, Chlor-Trimeton Allergy SR, Ed-Chlor Ped Jr, PediaTan, Triaminic Allergy, Wal-finate
Generic Name: chlorpheniramine (Pronunciation: KLOR fen IR a meen)
- What is chlorpheniramine (Chlor-Trimeton)?
- What are the possible side effects of chlorpheniramine?
- What is the most important information I should know about chlorpheniramine?
- What should I discuss with my healthcare provider before taking chlorpheniramine?
- How should I take chlorpheniramine?
- What happens if I miss a dose?
- What happens if I overdose?
- What should I avoid while taking chlorpheniramine?
- What other drugs will affect chlorpheniramine?
- Where can I get more information?
What is chlorpheniramine (Chlor-Trimeton)?
Chlorpheniramine is an antihistamine that reduces the effects of natural chemical histamine in the body. Histamine can produce symptoms of sneezing, itching, watery eyes, and runny nose.
Chlorpheniramine is used to treat runny nose, sneezing, itching, and watery eyes caused by allergies, the common cold, or the flu.
Chlorpheniramine may also be used for purposes not listed in this medication guide.
Chlor-Trimeton 8 mg
round, yellow, imprinted with LOGO 374
What are the possible side effects of chlorpheniramine?
Get emergency medical help if you have any of these signs of an allergic reaction: hives; difficult breathing; swelling of your face, lips, tongue, or throat.
Stop using chlorpheniramine and call your doctor at once if you have a serious side effect such as:
- fast or uneven heart rate;
- mood changes;
- tremor, seizure (convulsions);
- easy bruising or bleeding, unusual weakness;
- feeling short of breath; or
- urinating less than usual or not at all.
Less serious side effects may include:
- dizziness, drowsiness;
- dry mouth, nose, or throat;
- blurred vision; or
- feeling nervous or restless.
This is not a complete list of side effects and others may occur. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.
Read the Chlor-Trimeton (chlorpheniramine maleate) Side Effects Center for a complete guide to possible side effects
What is the most important information I should know about chlorpheniramine?
You should not use this medication if you have severe constipation, a blockage in your stomach or intestines, or if you are unable to urinate.
Do not use this medicine if you have untreated or uncontrolled diseases such as glaucoma, asthma or COPD, heart disease, or a thyroid disorder.
Do not give this medication to a child younger than 4 years old. 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.
Additional Chlor-Trimeton Information
- Chlor-Trimeton Drug Interactions Center: chlorpheniramine maleate oral
- Chlor-Trimeton Side Effects Center
- Chlor-Trimeton FDA Approved Prescribing Information including Dosage
Report Problems to the Food and Drug Administration
You are encouraged to report negative side effects of prescription drugs to the FDA. Visit the FDA MedWatch website or call 1-800-FDA-1088.
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