Pseudoephedrine Side Effects
Brand Names: Tylenol Simply Stuffy, Entex, Drixoral Non-Drowsy, Dimetapp Decongestant
Please note - some side effects for Pseudoephedrine may not be reported. Always consult your doctor or healthcare specialist for medical advice. You may also report side effects to the FDA at http://www.fda.gov/medwatch/ or 1-800-FDA-1088 (1-800-332-1088).
Side Effects of Pseudoephedrine - for the consumer
Pseudoephedrine/Brompheniramine/Dextromethorphan
All medicines may cause side effects, but many people have no, or minor, side effects. Check with your doctor if any of these most COMMON side effects persist or become bothersome when using Pseudoephedrine/Brompheniramine/Dextromethorphan:
Seek medical attention right away if any of these SEVERE side effects occur when using Pseudoephedrine/Brompheniramine/Dextromethorphan:Blurred vision; constipation; diarrhea; dizziness; drowsiness; dry mouth, nose, or throat; excitability; headache; increased sweating; loss of appetite; nausea; nervousness or anxiety; trouble sleeping; upset stomach; vomiting; weakness.
Severe allergic reactions (rash; hives; itching; difficulty breathing; tightness in the chest; swelling of the mouth, face, lips, or tongue); chest tightness; difficulty urinating or inability to urinate; fast or irregular heartbeat; fever, chills, or sore throat; flushing or redness of the face; hallucinations; mental or mood changes; numbness or tingling; seizures; severe dizziness, drowsiness, lightheadedness, or headache; severe dryness of mouth, nose, and throat; shortness of breath; tremor; trouble sleeping; unusual bruising or bleeding; vision changes.
Pseudoephedrine/Chlorpheniramine/Dextromethorphan Tablets
All medicines may cause side effects, but many people have no, or minor, side effects. Check with your doctor if any of these most COMMON side effects persist or become bothersome when using Pseudoephedrine/Chlorpheniramine/Dextromethorphan Tablets:
Seek medical attention right away if any of these SEVERE side effects occur when using Pseudoephedrine/Chlorpheniramine/Dextromethorphan Tablets:Constipation; diarrhea; dizziness; drowsiness; dry mouth, nose, or throat; excitability; headache; increased sweating; loss of appetite; nausea; nervousness or anxiety; trouble sleeping; upset stomach; vomiting; weakness.
Severe allergic reactions (rash; hives; itching; difficulty breathing; tightness in the chest; swelling of the mouth, face, lips, or tongue); chest tightness; clumsiness or unsteadiness; difficulty urinating or inability to urinate; fast or irregular heartbeat; fever, chills, or sore throat; flushing or redness of the face; hallucinations; mental or mood changes; numbness or tingling; seizures; severe dizziness, drowsiness, lightheadedness, or headache; severe dryness of mouth, nose, and throat; severe or persistent trouble sleeping; shortness of breath; tremor; unusual bruising or bleeding; vision problems (eg, double vision, severe or persistent blurred vision).
Pseudoephedrine/Triprolidine
All medicines may cause side effects, but many people have no, or minor, side effects. Check with your doctor if any of these most COMMON side effects persist or become bothersome when using Pseudoephedrine/Triprolidine:
Seek medical attention right away if any of these SEVERE side effects occur when using Pseudoephedrine/Triprolidine:Constipation; diarrhea; dizziness; drowsiness; dry mouth, nose, or throat; excitability (especially in children); headache; loss of appetite; nausea; nervousness; restlessness; trouble sleeping; vomiting.
Severe allergic reactions (rash; hives; difficulty breathing; tightness in the chest; swelling of the mouth, face, lips, or tongue); blurred vision; chest pain; decreased coordination; difficulty urinating; fast or irregular heartbeat; fever; hallucinations; seizure; severe dizziness and drowsiness; severe nervousness, anxiety, or restlessness; tremors; unusual weakness.
Pseudoephedrine
All medicines may cause side effects, but many people have no, or minor, side effects. Check with your doctor if any of these most COMMON side effects persist or become bothersome when using Pseudoephedrine:
Seek medical attention right away if any of these SEVERE side effects occur when using Pseudoephedrine:Difficulty urinating; dizziness; headache; nausea; nervousness; restlessness; sleeplessness; stomach irritation.
Severe allergic reactions (rash; hives; difficulty breathing; tightness in the chest; swelling of the mouth, face, lips, or tongue).
Pseudoephedrine/Chlorpheniramine/Dextromethorphan
All medicines may cause side effects, but many people have no, or minor, side effects. Check with your doctor if any of these most COMMON side effects persist or become bothersome when using Pseudoephedrine/Chlorpheniramine/Dextromethorphan:
Seek medical attention right away if any of these SEVERE side effects occur when using Pseudoephedrine/Chlorpheniramine/Dextromethorphan:Constipation; diarrhea; dizziness; drowsiness; dry mouth, nose, or throat; excitability; headache; increased sweating; loss of appetite; nausea; nervousness or anxiety; trouble sleeping; upset stomach; vomiting; weakness.
Severe allergic reactions (rash; hives; itching; difficulty breathing; tightness in the chest; swelling of the mouth, face, lips, or tongue); chest tightness; clumsiness or unsteadiness; difficulty urinating or inability to urinate; fast or irregular heartbeat; fever, chills, or sore throat; flushing or redness of the face; hallucinations; mental or mood changes; numbness or tingling; seizures; severe dizziness, drowsiness, lightheadedness, or headache; severe dryness of mouth, nose, and throat; severe or persistent trouble sleeping; shortness of breath; tremor; unusual bruising or bleeding; vision problems (eg, double vision, severe or persistent blurred vision).
Pseudoephedrine/Codeine/Guaifenesin
All medicines may cause side effects, but many people have no, or minor side effects. Check with your doctor if any of these most COMMON side effects persist or become bothersome when using Pseudoephedrine/Codeine/Guaifenesin:
Seek medical attention right away if any of these SEVERE side effects occur when using Pseudoephedrine/Codeine/Guaifenesin:Constipation; dizziness; drowsiness; excitability; headache; nausea; nervousness or anxiety; trouble sleeping; vomiting; weakness.
Severe allergic reactions (rash; hives; itching; difficulty breathing; tightness in the chest; swelling of the mouth, face, lips, or tongue); blurred vision or other vision changes; confusion; difficulty urinating; fainting; fast, slow, or irregular heartbeat; hallucinations; mental or mood changes; persistent trouble sleeping; seizures; severe dizziness, lightheadedness, or headache; severe drowsiness; shallow breathing; tremor; uncontrolled muscle movement.
Pseudoephedrine/Dextromethorphan Chewable Tablets
All medicines may cause side effects, but many people have no, or minor, side effects. Check with your doctor if any of these most COMMON side effects persist or become bothersome when using Pseudoephedrine/Dextromethorphan Chewable Tablets:
Seek medical attention right away if any of these SEVERE side effects occur when using Pseudoephedrine/Dextromethorphan Chewable Tablets:Dizziness; excitability; headache; nausea; nervousness or anxiety; trouble sleeping; weakness.
Severe allergic reactions (rash; hives; difficulty breathing; tightness in the chest; swelling of the mouth, face, lips, or tongue); difficulty urinating; fast or irregular heartbeat; hallucinations; seizures; severe dizziness, lightheadedness, or headache; tremor.
Pseudoephedrine/Dextromethorphan Drops
All medicines may cause side effects, but many people have no, or minor, side effects. Check with your doctor if any of these most COMMON side effects persist or become bothersome when using Pseudoephedrine/Dextromethorphan Drops:
Seek medical attention right away if any of these SEVERE side effects occur when using Pseudoephedrine/Dextromethorphan Drops:Dizziness; excitability; headache; nausea; nervousness or anxiety; trouble sleeping; weakness.
Severe allergic reactions (rash; hives; difficulty breathing; tightness in the chest; swelling of the mouth, face, lips, or tongue); difficulty urinating; fast or irregular heartbeat; hallucinations; seizures; severe dizziness, lightheadedness, or headache; tremor.
Pseudoephedrine Drops
All medicines may cause side effects, but many people have no, or minor, side effects. Check with your doctor if any of these most COMMON side effects persist or become bothersome when using Pseudoephedrine Drops:
Seek medical attention right away if any of these SEVERE side effects occur when using Pseudoephedrine Drops:Difficulty urinating; dizziness; headache; nausea; nervousness; restlessness; sleeplessness; stomach irritation.
Severe allergic reactions (rash; hives; difficulty breathing; tightness in the chest; swelling of the mouth, face, lips, or tongue).
Pseudoephedrine/Dextromethorphan Elixir
All medicines may cause side effects, but many people have no, or minor, side effects. Check with your doctor if any of these most COMMON side effects persist or become bothersome when using Pseudoephedrine/Dextromethorphan Elixir:
Seek medical attention right away if any of these SEVERE side effects occur when using Pseudoephedrine/Dextromethorphan Elixir:Dizziness; excitability; headache; nausea; nervousness or anxiety; trouble sleeping; weakness.
Severe allergic reactions (rash; hives; difficulty breathing; tightness in the chest; swelling of the mouth, face, lips, or tongue); difficulty urinating; fast or irregular heartbeat; hallucinations; seizures; severe dizziness, lightheadedness, or headache; tremor.
Pseudoephedrine Gel Syrup
All medicines may cause side effects, but many people have no, or minor, side effects. Check with your doctor if any of these most COMMON side effects persist or become bothersome when using Pseudoephedrine Gel Syrup:
Seek medical attention right away if any of these SEVERE side effects occur when using Pseudoephedrine Gel Syrup:Difficulty urinating; dizziness; headache; nausea; nervousness; restlessness; sleeplessness; stomach irritation.
Severe allergic reactions (rash; hives; difficulty breathing; tightness in the chest; swelling of the mouth, face, lips, or tongue).
Pseudoephedrine/Brompheniramine/Dihydrocodeine Liquid
All medicines may cause side effects, but many people have no, or minor, side effects. Check with your doctor if any of these most COMMON side effects persist or become bothersome when using Pseudoephedrine/Brompheniramine/Dihydrocodeine Liquid:
Seek medical attention right away if any of these SEVERE side effects occur when using Pseudoephedrine/Brompheniramine/Dihydrocodeine Liquid:Constipation; diarrhea; dizziness; drowsiness; dry mouth, nose, or throat; excitability; headache; loss of appetite; nausea; nervousness or anxiety; trouble sleeping; upset stomach; vomiting; weakness.
Severe allergic reactions (rash; hives; itching; difficulty breathing; tightness in the chest; swelling of the mouth, face, lips, or tongue); confusion; difficulty urinating or inability to urinate; fast, slow, or irregular heartbeat; hallucinations; loss of coordination; mental or mood changes (eg, irritability); ringing in the ears; seizures; severe dizziness, lightheadedness, or headache; severe drowsiness; shallow breathing; tremor; trouble sleeping; uncontrolled muscle movements; unusual bruising or bleeding; unusual weakness or tiredness; vision changes or blurred vision.
Pseudoephedrine Liquid
All medicines may cause side effects, but many people have no, or minor, side effects. Check with your doctor if any of these most COMMON side effects persist or become bothersome when using Pseudoephedrine Liquid:
Seek medical attention right away if any of these SEVERE side effects occur when using Pseudoephedrine Liquid:Difficulty urinating; dizziness; headache; nausea; nervousness; restlessness; sleeplessness; stomach irritation.
Severe allergic reactions (rash; hives; difficulty breathing; tightness in the chest; swelling of the mouth, face, lips, or tongue).
Pseudoephedrine/Codeine Liquid
All medicines may cause side effects, but many people have no, or minor side effects. Check with your doctor if any of these most COMMON side effects persist or become bothersome when using Pseudoephedrine/Codeine Liquid:
Seek medical attention right away if any of these SEVERE side effects occur when using Pseudoephedrine/Codeine Liquid:Constipation; diarrhea; dizziness; drowsiness; excitability; headache; nausea; nervousness or anxiety; stomach pain; trouble sleeping.
Severe allergic reactions (rash; hives; itching; difficulty breathing; tightness in the chest; swelling of the mouth, face, lips, or tongue); blurred vision or other vision changes; difficulty urinating; fast, slow, or irregular heartbeat; hallucinations; loss of coordination; mental or mood changes; numbness or tingling of the skin; persistent loss of appetite; ringing in the ears; seizures; severe dizziness, lightheadedness, or headache; severe drowsiness; shortness of breath; tremor; wheezing.
Pseudoephedrine/Triprolidine Liquid
All medicines may cause side effects, but many people have no, or minor, side effects. Check with your doctor if any of these most COMMON side effects persist or become bothersome when using Pseudoephedrine/Triprolidine Liquid:
Seek medical attention right away if any of these SEVERE side effects occur when using Pseudoephedrine/Triprolidine Liquid:Constipation; diarrhea; dizziness; drowsiness; dry mouth, nose, or throat; excitability (especially in children); headache; loss of appetite; nausea; nervousness; restlessness; trouble sleeping; vomiting.
Severe allergic reactions (rash; hives; difficulty breathing; tightness in the chest; swelling of the mouth, face, lips, or tongue); blurred vision; chest pain; decreased coordination; difficulty urinating; fast or irregular heartbeat; fever; hallucinations; seizure; severe dizziness and drowsiness; severe nervousness, anxiety, or restlessness; tremors; unusual weakness.
Pseudoephedrine Suspension
All medicines may cause side effects, but many people have no, or minor, side effects. Check with your doctor if any of these most COMMON side effects persist or become bothersome when using Pseudoephedrine Suspension:
Seek medical attention right away if any of these SEVERE side effects occur when using Pseudoephedrine Suspension:Dizziness; headache; nausea; nervousness; restlessness; sleeplessness; stomach irritation.
Severe allergic reactions (rash; hives; itching; difficulty breathing; tightness in the chest; swelling of the mouth, face, lips, or tongue); fast or irregular heartbeat; hallucinations; seizures; severe dizziness or headache; severe or persistent nervousness, restlessness, or trouble sleeping; trouble urinating.
Pseudoephedrine Sustained-Release Capsules
All medicines may cause side effects, but many people have no, or minor, side effects. Check with your doctor if any of these most COMMON side effects persist or become bothersome when using Pseudoephedrine Sustained-Release Capsules:
Seek medical attention right away if any of these SEVERE side effects occur when using Pseudoephedrine Sustained-Release Capsules:Difficulty urinating; dizziness; headache; nausea; nervousness; restlessness; sleeplessness; stomach irritation.
Severe allergic reactions (rash; hives; difficulty breathing; tightness in the chest; swelling of the mouth, face, lips, or tongue).
Pseudoephedrine/Methscopolamine Sustained-Release Tablets
All medicines may cause side effects, but many people have no, or minor side effects. Check with your doctor if any of these most COMMON side effects persist or become bothersome when using Pseudoephedrine/Methscopolamine Sustained-Release Tablets:
Seek medical attention right away if any of these SEVERE side effects occur when using Pseudoephedrine/Methscopolamine Sustained-Release Tablets:Blurred vision; constipation; dizziness; drowsiness; dry mouth, nose, or throat; excitability or irritability (especially in children); giddiness; headache; lack of energy; lightheadedness; nausea; nervousness; trouble sleeping; unusual tiredness or weakness.
Severe allergic reactions (rash; hives; itching; difficulty breathing; tightness in the chest; swelling of the mouth, face, lips, or tongue); fast or irregular heartbeat; flushing; hallucinations; mental or mood changes; seizures; severe drowsiness or dizziness; tremor; trouble urinating; vomiting.
Pseudoephedrine Sustained-Release Tablets (24 Hour)
All medicines may cause side effects, but many people have no, or minor, side effects. Check with your doctor if any of these most COMMON side effects persist or become bothersome when using Pseudoephedrine Sustained-Release Tablets (24 Hour):
Seek medical attention right away if any of these SEVERE side effects occur when using Pseudoephedrine Sustained-Release Tablets (24 Hour):Difficulty urinating; dizziness; headache; nausea; nervousness; restlessness; sleeplessness; stomach irritation.
Severe allergic reactions (rash; hives; difficulty breathing; tightness in the chest; swelling of the mouth, face, lips, or tongue).
Pseudoephedrine/Codeine/Guaifenesin Syrup
All medicines may cause side effects, but many people have no, or minor side effects. Check with your doctor if any of these most COMMON side effects persist or become bothersome when using Pseudoephedrine/Codeine/Guaifenesin Syrup:
Seek medical attention right away if any of these SEVERE side effects occur when using Pseudoephedrine/Codeine/Guaifenesin Syrup:Constipation; dizziness; drowsiness; excitability; headache; nausea; nervousness or anxiety; trouble sleeping; vomiting; weakness.
TopSevere allergic reactions (rash; hives; itching; difficulty breathing; tightness in the chest; swelling of the mouth, face, lips, or tongue); blurred vision or other vision changes; confusion; difficulty urinating; fainting; fast, slow, or irregular heartbeat; hallucinations; mental or mood changes; persistent trouble sleeping; seizures; severe dizziness, lightheadedness, or headache; severe drowsiness; shallow breathing; tremor; uncontrolled muscle movement.
More resources:
Drixoral Non-Drowsy Sustained-Release Capsules
Pseudoephedrine - Includes detailed dosage instructions.
Disclaimer: Every effort has been made to ensure that the information provided is accurate, up-to-date, and complete, but no guarantee is made to that effect. In addition, the drug information contained herein may be time sensitive and should not be utilized as a reference resource beyond the date hereof. This information does not endorse drugs, diagnose patients, or recommend therapy. This drug information is a reference resource designed as supplement to, and not a substitute for, the expertise, skill , knowledge, and judgement of healthcare practitioners in patient care. The absence of a warning for a given drug or drug combination in no way should be construed to indicate that the drug of drug combination is safe, effective, or appropriate for any given patient. Drugs.com does not assume any responsibility for any aspect of healthcare administered with the aid of information provided. The information contained herein is not intended to cover all possible uses, directions, precautions, warnings, drug interactions, allergic reactions, or adverse effects. If you have questions about the drugs you are taking, check with your doctor, nurse, or pharmacist.
