Active Ingredients: In Each Caplet: Acetaminophen (325 mg), Guaifenesin (200 mg), Phenylephrine HCl (5 mg). Purpose: Pain Reliever, Expectorant, Nasal Decongestant.

Guaifenesin is used to reduce chest congestion caused by the common cold, flu, or chronic bronchitis. Guaifenesin helps loosen congestion in your chest and throat, making it easier to cough out through your mouth.

For relief from sinus congestion accompanied by pain, cough, and chest congestion, turn to Maximum Strength* Mucinex® Sinus-Max® Severe Congestion Relief Caplets - or another member of the Mucinex® Sinus-Max® family of products.

To spray, hold bottle with thumb at the base and nozzle between first and second fingers. Without tilting head, insert nozzle into nostril. Fully depress pump all the way down with a firm even stroke and sniff deeply. Wipe nozzle clean after use.

Some brands of this product may contain sugar, alcohol, or aspartame. Caution is advised if you have diabetes, alcohol dependence, liver disease, phenylketonuria (PKU) or any other condition that requires you to limit/avoid these substances in your diet. Ask your doctor or pharmacist about using this product safely.

Many people using this medication do not have serious side effects. Tell your doctor right away if you have any serious side effects, including: mental/mood changes (such as confusion, hallucinations), shaking (tremors), weakness, problems urinating, fast/slow/irregular heartbeat.

Guaifenesin is safe and well-tolerated. It's quite possible that you can take it or Mucinex and have no side effects. In fact, most people do not. Still, they can cause side effects in some people.

Dizziness, drowsiness, nausea, and vomiting may occur. If any of these effects last or get worse, tell your doctor or pharmacist promptly. If your doctor has directed you to use this medication, remember that your doctor has judged that the benefit to you is greater than the risk of side effects.

Some brands of this product may contain sugar, alcohol, or aspartame. Caution is advised if you have diabetes, alcohol dependence, liver disease, phenylketonuria (PKU) or any other condition that requires you to limit/avoid these substances in your diet. Ask your doctor or pharmacist about using this product safely.

Mucinex DM contains dextromethorphan, a cough suppressant, and guaifenesin, which thins and looses mucus. On the other hand, Mucinex Sinus-Max contains acetaminophen, a pain reliever; dextromethorphan, guaifenesin; and phenylephrine, a nasal decongestant.

One ingredient in this product is acetaminophen. Taking too much acetaminophen may cause serious (possibly fatal) liver disease. Adults should not take more than 4000 milligrams (4 grams) of acetaminophen a day. People with liver problems and children should take less acetaminophen.

Mucinex (guaifenesin) is an expectorant used to help relieve chest congestion. It works by thinning mucus so it's easier to cough up. Unfortunately, there's no good evidence that Mucinex actually helps break up the mucus caused by a sinus infection. And you may not get any relief from taking it.

If you have any of the following health problems, consult your doctor or pharmacist before using this medication: breathing problems (such as asthma, emphysema), diabetes, glaucoma, heart problems, high blood pressure, liver disease, overactive thyroid (hyperthyroidism), urination problems (such as trouble urinating ...

Do not use in children aged less than twelve years. May not be suitable for people with a persistent cough due to asthma, bronchitis, emphysema, or smoking, or who have a cough that is producing excessive amounts of phlegm. Talk with your doctor first before using Mucinex if you are pregnant or breastfeeding.

Mucinex and Nyquil Cold & Flu are two common over-the-counter remedies. They can be taken together, but not at night. Mucinex can cause coughing, making it hard to get a good night's sleep.

If you have any of the following health problems, consult your doctor or pharmacist before using this medication: breathing problems (such as asthma, emphysema), diabetes, glaucoma, heart problems, high blood pressure, liver disease, overactive thyroid (hyperthyroidism), urination problems (such as trouble urinating ...