Tylenol Allergy Multi-Symptom Side Effects

Generic name: acetaminophen / chlorpheniramine / phenylephrine

Note: This document contains side effect information about acetaminophen / chlorpheniramine / phenylephrine. Some of the dosage forms listed on this page may not apply to the brand name Tylenol Allergy Multi-Symptom.

Some side effects of Tylenol Allergy Multi-Symptom may not be reported. Always consult your doctor or healthcare specialist for medical advice. You may also report side effects to the FDA.

Applies to acetaminophen / chlorpheniramine / phenylephrine: oral kit, oral liquid, oral tablet, oral tablet effervescent

Get emergency medical help if you have any of these signs of an allergic reaction while taking acetaminophen / chlorpheniramine / phenylephrine: hives; difficulty breathing; swelling of your face, lips, tongue, or throat.

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

• chest pain, rapid pulse, fast or uneven heart rate;

• confusion, hallucinations, severe nervousness;

• tremor, seizure (convulsions);

• easy bruising or bleeding, unusual weakness;

• little or no urinating;

• nausea, pain in your upper stomach, itching, loss of appetite, dark urine, clay-colored stools, jaundice (yellowing of your skin or eyes); or

• dangerously high blood pressure (severe headache, blurred vision, buzzing in your ears, anxiety, chest pain, shortness of breath, uneven heartbeats, seizure).

Common side effects may include:

• dizziness, drowsiness;

• mild headache, blurred vision;

• dry mouth, nose, or throat;

• constipation;

• feeling nervous; or

• sleep problems (insomnia);

This is not a complete list of side effects and others may occur. Call your doctor for medical advice about side effects.

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