Pediatric Cough & Cold Medicine

Do not use chlorpheniramine, dextromethorphan, and pseudoephedrine if you have taken an MAO inhibitor in the past 14 days. A dangerous drug interaction could occur. MAO inhibitors include isocarboxazid, linezolid, phenelzine, rasagiline, selegiline, and tranylcypromine.

To make sure this medicine is safe for you, tell your doctor if you have:

• asthma or COPD, cough with mucus, or cough caused by smoking, emphysema, or chronic bronchitis;

• a blockage in your digestive tract (stomach or intestines);

• high blood pressure, heart disease;

• liver or kidney disease;

• glaucoma;

• cough with mucus, or cough caused by emphysema or chronic bronchitis;

• enlarged prostate or urination problems;

• pheochromocytoma (an adrenal gland tumor);

• overactive thyroid; or

• if you take potassium (Cytra, Epiklor, K-Lyte, K-Phos, Kaon, Klor-Con, Polycitra, Urocit-K).

FDA pregnancy category C. It is not known whether chlorpheniramine, dextromethorphan, and pseudoephedrine will harm an unborn baby. Do not use this medicine without a doctor's advice if you are pregnant.

This medicine can pass into breast milk and may harm a nursing baby. Antihistamines and decongestants may also slow breast milk production. Do not use this medicine without a doctor's advice if you are breast-feeding a baby.

Seek emergency medical attention or call the Poison Help line at 1-800-222-1222.

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 this medicine and call your doctor at once if you have:

• confusion, severe anxiety, hallucinations, tremors;

• weak or shallow breathing;

• a light-headed feeling, like you might pass out;

• fast or pounding heartbeats;

• painful or difficult urination, little or no urinating;

• pale skin, weakness, easy bruising or bleeding, fever, chills, body aches; or

• increased blood pressure--severe headache, buzzing in your ears, chest pain, shortness of breath, uneven heartbeats.

Common side effects may include:

• dizziness, drowsiness, headache;

• constipation, upset stomach, loss of appetite;

• blurred vision, double vision, dry eyes;

• sleep problems (insomnia); or

• dry mouth, nose, or throat.

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.

Tell your doctor about all medicines you use, including prescription and over-the-counter medicines, vitamins, and herbal products. Some medicines can cause unwanted or dangerous effects when used together. Not all possible interactions are listed in this medication guide.

Taking this medicine with other drugs that make you sleepy or slow your breathing can worsen these effects. Ask your doctor before taking chlorpheniramine, dextromethorphan, and pseudoephedrine with a sleeping pill, narcotic pain medicine, muscle relaxer, or medicine for anxiety, depression, or seizures.