guaifenesin/pseudoephedrine - oral, Duratuss, Maxifed, Venbid, Zep (cont.)
HOW TO USE: Take this medication by mouth as directed by your doctor. If stomach upset occurs, take with food or milk. Scored tablets may be split for lower doses. Swallow capsules whole. Chewable tablets may be swallowed whole or chewed.The dosage is based on the product you are taking and your age, medical condition, and response to treatment. Check the product directions to find the correct dose for you. Do not take more of this medication, take it more often, or take it for longer than recommended.If your doctor directs you to take this medication daily, take it regularly to get the most benefit from it. To help you remember, take it at the same times each day.If your symptoms do not improve after 7 days, if they worsen, or if you develop a fever/chills, tell your doctor.
SIDE EFFECTS: Mild stomach upset, trouble sleeping, dizziness, lightheadedness, headache, nervousness, fast heartbeat, loss of appetite, shaking, or unusual sweating may occur. If any of these effects persist or worsen, tell your doctor or pharmacist promptly.This product may reduce blood flow to your hands and feet, causing them to feel cold. Smoking may worsen this effect. Dress warmly and avoid tobacco use.If your doctor has directed you to use this medication, remember that he or she has judged that the benefit to you is greater than the risk of side effects. Many people using this medication do not have serious side effects.Tell your doctor immediately if any of these unlikely but serious side effects occur: fast/irregular heartbeat, severe/uncontrolled shaking, difficulty urinating in men, decreased sexual ability in men.Tell your doctor immediately if any of these rare but very serious side effects occur: seizures, mental/mood changes (e.g., anxiety, panic, hallucinations).A very serious allergic reaction to this drug is unlikely, but seek immediate medical attention if it occurs. Symptoms of a serious allergic reaction may include: rash, itching/swelling (especially of the face/tongue/throat), severe dizziness, trouble breathing.This is not a complete list of possible side effects. If you notice other effects not listed above, contact your doctor or pharmacist.In the US -Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.In Canada - Call your doctor for medical advice about side effects. You may report side effects to Health Canada at 1-866-234-2345.
Report Problems to the Food and Drug Administration
You are encouraged to report negative side effects of prescription drugs to the FDA. Visit the FDA MedWatch website or call 1-800-FDA-1088.
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