Non-Aspirin Severe Congest M-S Oral

In Depth

Generic Name: DECONGESTANT/DEXTROMETHORPHAN/ACETAMINOPHEN/GUAIFENESIN - ORAL

Non-Aspirin Severe Congest M-S Oral Side Effects

Dizziness, drowsiness, headache, nausea, nervousness, or trouble sleeping may occur. If any of these effects persist or worsen, contact your doctor or pharmacist promptly.

If your doctor has prescribed 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 if any of these unlikely but serious side effects occur:

mental/mood changes (e.g., confusion, hallucinations)
shaking (tremors)
weakness

Tell your doctor if any of these rare but very serious side effects occur:

fast/slow/irregular heartbeat

In adults who do not have liver problems, the maximum dose of acetaminophen (one ingredient in this product) is 4 grams (4000 milligrams) per day. The maximum dose of acetaminophen for children is based on age/weight. Do not take more than the maximum daily amount because doing so may cause serious (possibly fatal) liver disease. Seek immediate medical attention if you have any of the following symptoms of liver damage:

persistent nausea/vomiting
yellowing eyes/skin
dark urine
stomach/abdominal pain
unusual tiredness

If you have liver problems, consult your doctor or pharmacist for a safe dosage of this medication.

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: