"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 12 HOUR
(chlorpheniramine maleate) Tablet, Extended Release
Active ingredient (in each tablet): Chlorpheniramine Maleate 12 mg.
Inactive ingredients: acacia, calcium phosphate tribasic, calcium sulfate, carnauba wax, corn starch, FD&C yellow No. 6, FD&C yellow No. 6 aluminum lake, lactose monohydrate, magnesium stearate, neutral soap, oleic acid, pharmaceutical ink, povidone, rosin, sucrose, talc, titanium dioxide, white wax, zein
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:
Last reviewed on RxList: 4/18/2013
This monograph has been modified to include the generic and brand name in many instances.
Additional Chlor-Trimeton Information
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.
Allergies & Asthma
Improve treatments & prevent attacks.