Quinidine Sulfate Side Effects

Brand Names: Quin-Release, Quinidine, Cardioquin

Please note - some side effects for Quinidine Sulfate 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 Quinidine Sulfate - for the Consumer

Quinidine Sulfate

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 Quinidine Sulfate:

Blurred vision; diarrhea; heartburn; nausea; stomach discomfort; vomiting.

Severe allergic reactions (rash; hives; itching; difficulty breathing; tightness in the chest; swelling of the mouth, face, lips, or tongue); dark urine; dizziness or lightheadedness; fainting; fast, slow, or irregular heartbeat; headache; hearing changes or loss of hearing; mood or mental changes; pale stools; ringing in ears; severe or persistent stomach pain; vision changes; yellowing of the skin or eyes.

Quinidine Sulfate Controlled-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 Quinidine Sulfate Controlled-Release Tablets:

Blurred vision; diarrhea; heartburn; nausea; stomach discomfort; vomiting.

Severe allergic reactions (rash; hives; itching; difficulty breathing; tightness in the chest; swelling of the mouth, face, lips, or tongue); dark urine; dizziness or lightheadedness; fainting; fast, slow, or irregular heartbeat; headache; hearing changes or loss of hearing; mood or mental changes; pale stools; ringing in ears; severe or persistent stomach pain; vision changes; yellowing of the skin or eyes.

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.