guaifenesin/decongestant/antihistamine - oral (cont.)
SIDE EFFECTS: Drowsiness, dizziness, dry mouth, blurred vision, nausea, trouble sleeping, headache, or constipation may occur. Many of these effects will decrease as your body adjusts to the medication. If any of these effects persist or worsen, tell your doctor or pharmacist promptly.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: mental/mood disorders (such as nervousness, excitement, irritability), fast/pounding/irregular heartbeat, shaking (tremors), difficult/painful urination.Seek immediate medical attention if any of these rare but serious side effects occur: fainting, severe mental/mood changes (such as confusion, hallucinations), seizures.A very serious allergic reaction to this drug is rare. However, seek immediate medical attention if you notice any symptoms of a serious allergic reaction, including: 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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