Learn more about usage, cautions, and possible side effects .
Chemical Name: DEXTROMETHORPHAN (dex-troe-meth-OR-fan) and GUAIFENESIN (gwye-FEN-e-sin)
This medicine is a cough suppressant and expectorant combination used to treat cough due to colds, flu, or hay fever. It may also be used for other conditions as determined by your doctor.
Some medicines or medical conditions may interact with this medicine. INFORM YOUR DOCTOR OR PHARMACIST of all prescription and over-the-counter medicine that you are taking. DO NOT TAKE THIS MEDICINE if you are taking or have taken a monoamine oxidase inhibitor (such as furazolidone, linezolid, moclobemide, phenelzine, procarbazine, selegiline, isocarboxazid, or tranylcypromine) in the past 14 days, or if you are taking a serotonin reuptake inhibitor (such as fluoxetine). DO NOT START OR STOP any medicine without doctor or pharmacist approval. Inform your doctor of any other medical conditions including a history of chronic cough, cough with large amounts of mucus, breathing problems (such as asthma, chronic obstructive pulmonary disease, bronchitis, or emphysema), smoking, allergies, pregnancy, or breast-feeding. Use of this medicine in children under age 6 is not recommended. Discuss with your doctor the risks and benefits of giving this medicine to your child. Contact your doctor or pharmacist if you have any questions or concerns about taking this medicine.
FOLLOW THE DIRECTIONS for using this medicine provided by your doctor or on the package. SWALLOW WHOLE. Do not crush or chew before swallowing. THIS MEDICINE MAY BE TAKEN WITH FOOD if it upsets your stomach. DRINKING EXTRA FLUIDS while you are taking this medicine is recommended. Check with your doctor or nurse for instructions. STORE THIS MEDICINE at room temperature between 68 and 77 degrees F (20 and 25 degrees C), in a tightly-closed container, away from heat and light. IF YOU MISS A DOSE OF THIS MEDICINE and you are using it regularly, take it as soon as possible. If it is almost time for your next dose, skip the missed dose and go back to your regular dosing schedule. Do not take 2 doses at once.
DO NOT TAKE THIS MEDICINE if you have had an allergic reaction to it or are allergic to any ingredient in this medicine. DO NOT EXCEED THE RECOMMENDED DOSE without checking with your doctor. THIS MEDICINE MAY AFFECT CERTAIN LAB TEST RESULTS. Make sure laboratory personnel and your doctors know you use this medicine. CHECK WITH YOUR DOCTOR BEFORE drinking alcohol while you are taking this medicine. THIS MEDICINE WILL ADD TO THE EFFECTS of alcohol and other depressants (such as antihistamines, sleep aids, tranquilizers, or medicines for mood or mental problems). Ask your pharmacist if you have questions about which medicines are depressants. THIS MEDICINE MAY CAUSE DROWSINESS OR DIZZINESS. DO NOT DRIVE, OPERATE MACHINERY, OR DO ANYTHING ELSE THAT COULD BE DANGEROUS until you know how you react to this medicine. Using this medicine alone, with other medicines, or with alcohol may lessen your ability to drive or to perform other potentially dangerous tasks. CONTACT YOUR DOCTOR if you have been very ill, or if you are confined to a bed or chair. BEFORE YOU BEGIN TAKING ANY NEW MEDICINE, either prescription or over-the-counter, check with your doctor or pharmacist. This includes other cough-and-cold medicines. CAUTION IS ADVISED WHEN USING THIS MEDICINE IN THE ELDERLY because they may be more sensitive to the effects of the medicine. FOR WOMEN: IF YOU PLAN ON BECOMING PREGNANT, discuss with your doctor the benefits and risks of using this medicine during pregnancy. IT IS UNKNOWN IF THIS MEDICINE IS EXCRETED in breast milk. DO NOT BREAST-FEED while taking this medicine.
SIDE EFFECTS that may occur while taking this medicine include drowsiness, dizziness, nausea, vomiting, or stomach upset. If they continue or are bothersome, check with your doctor. AN ALLERGIC REACTION to this medicine is unlikely, but seek immediate medical attention if it occurs. Symptoms of an allergic reaction include rash, itching, swelling, severe dizziness, or trouble breathing. If you notice other effects not listed above, contact your doctor, nurse, or pharmacist. This is not a complete list of all side effects that may occur. If you have questions about side effects, contact your healthcare provider. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.
Drug interactions can result in unwanted side effects or prevent a medicine from doing its job. Use our drug interaction checker to find out if your medicines interact with each other. Check drug interactions
If overdose is suspected, contact your local poison control center or emergency room immediately. Symptoms of overdose may include confusion, excitability, extreme drowsiness, slowed breathing, and seizures.
If your symptoms do not improve within 5 days or if you develop a high fever or persistent headache, check with your doctor. DO NOT SHARE THIS MEDICINE with others for whom it was not prescribed. DO NOT USE THIS MEDICINE for other health conditions. KEEP THIS MEDICINE out of the reach of children and pets.
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