Antihistamines with Decongestants Oral capsule, extended release
What is this medicine?
CHLORPHENIRAMINE; PSEUDOEPHEDRINE (klor fen IR a meen; soo doe e FED rin) is a combination of an antihistamine and a decongestant. It is used to treat the symptoms of allergy and colds. This medicine will not treat an infection.
How should I use this medicine?
Take this medicine by mouth with a glass of water. Follow the directions on the prescription label. Do not crush or chew. If this medicine upsets your stomach, take with food or milk. Take your doses at regular intervals. Do not take your medicine more often than directed.
Talk to your pediatrician regarding the use of this medicine in children. While this drug may be prescribed for selected conditions, precautions do apply.
Patients over 60 years old may have a stronger reaction and need a smaller dose.
What side effects may I notice from receiving this medicine?
Side effects that you should report to your doctor or health care professional as soon as possible:
allergic reactions like skin rash, itching or hives, swelling of the face, lips, or tongue
difficulty passing urine
fast, irregular heartbeat
fear, anxiety, restless, tremor
high or low blood pressure
unusually weak or tired
Side effects that usually do not require medical attention (report to your doctor or health care professional if they continue or are bothersome):
dry mouth, nose, throat
loss of appetite
more sensitive to sunlight
passing urine more often
stomach upset, nausea
What may interact with this medicine?
Do not take this medicine with any of the following medications:
MAOIs like Carbex, Eldepryl, Marplan, Nardil, and Parnate
This medicine may also interact with the following medications:
barbiturates like phenobarbital
medicines for blood pressure
medicines for depression, anxiety, or psychotic disturbances
medicines for sleep
other medicines for cold, cough or allergy
stimulant medicines for attention disorders, weight loss, or to stay awake
What if I miss a dose?
If you miss a dose, take it as soon as you can. If it is almost time for your next dose, take only that dose. Do not take double or extra doses.
Where should I keep my medicine?
Keep out of the reach of children.
Store at room temperature between 15 and 30 degrees C (59 and 86 degrees F). Protect from light. Throw away any unused medicine after the expiration date.
What should I tell my health care provider before I take this medicine?
They need to know if you have any of these conditions:
difficulty passing urine
an unusual or allergic reaction to chlorpheniramine, pseudoephedrine, other medicines, foods, dyes, or preservatives
pregnant or trying to get pregnant
What should I watch for while using this medicine?
Tell your doctor if your symptoms do not improve or if they get worse.
You may get drowsy or dizzy. Do not drive, use machinery, or do anything that needs mental alertness until you know how this medicine affects you. Do not stand or sit up quickly, especially if you are an older patient. This reduces the risk of dizzy or fainting spells. Alcohol may interfere with the effect of this medicine. Avoid alcoholic drinks.