Maximum Strength Mucinex Sinus-Max Severe Congestion and Pain
Acetaminophen, Guaifenesin, and Phenylephrine Hydrochloride · Tablet, Film Coated · Oral
Active ingredient
Active ingredients (in each 20 mL) Purposes Acetaminophen 650 mg Pain reliever Guaifenesin 400 mg Expectorant Phenylephrine HCl 10 mg Nasal decongestant
Purpose
Active ingredients (in each 20 mL) Purposes Acetaminophen 650 mg Pain reliever Guaifenesin 400 mg Expectorant Phenylephrine HCl 10 mg Nasal decongestant
Uses
Uses temporarily relieves: nasal congestion headache minor aches and pains sinus congestion and pressure temporarily promotes nasal and/or sinus drainage helps loosen phlegm (mucus) and thin bronchial secretions to rid the bronchial passageways of bothersome mucus and make coughs more productive
Warnings
Warnings Liver warning This product contains acetaminophen. Severe liver damage may occur if you take: more than 6 doses in 24 hours, which is the maximum daily amount with other drugs containing acetaminophen 3 or more alcoholic drinks daily while using this product Allergy alert Acetaminophen may cause severe skin reactions. Symptoms may include: skin reddening blisters rash If a skin reaction occurs, stop use and seek medical help right away. Do not use with any other drug containing acetaminophen (prescription or nonprescription). If you are not sure whether a drug contains acetaminophen, ask a doctor or pharmacist. if you are now taking a prescription monoamine oxidase inhibitor (MAOI) (certain drugs for depression, psychiatric, or emotional conditions, or Parkinson's disease), or for 2 weeks after stopping the MAOI drug. If you do not know if your prescription drug contains MAOI, ask a doctor or pharmacist before taking this product. Ask a doctor before use if you have liver disease heart disease high blood pressure thyroid disease diabetes trouble urinating due to an enlarged prostate gland persistent or chronic cough such as occurs with smoking, asthma, chronic bronchitis, or emphysema cough that occurs with too much phlegm (mucus) Ask a doctor or pharmacist before use if you are taking the blood thinning drug warfarin When using this product do not use more than directed Stop use and ask a doctor if nervousness, dizziness, or sleeplessness occur pain, nasal congestion, or cough gets worse or lasts more than 7 days fever gets worse or lasts more than 3 days redness or swelling is present new symptoms occur cough comes back, or occurs with fever, rash, or headache that lasts. These could be signs of a serious condition. If pregnant or breast-feeding, ask a health professional before use. Keep out of reach of children. Overdose warning Taking more than the recommended dose (overdose) may cause liver damage. In case of overdose, get medical help or contact a Poison Control Center right away. Quick medical attention is critical for adults as well as for children even if you do not notice any signs or symptoms.
Do not use
Do not use with any other drug containing acetaminophen (prescription or nonprescription). If you are not sure whether a drug contains acetaminophen, ask a doctor or pharmacist. if you are now taking a prescription monoamine oxidase inhibitor (MAOI) (certain drugs for depression, psychiatric, or emotional conditions, or Parkinson's disease), or for 2 weeks after stopping the MAOI drug. If you do not know if your prescription drug contains MAOI, ask a doctor or pharmacist before taking this product.
Ask a doctor before use
Ask a doctor before use if you have liver disease heart disease high blood pressure thyroid disease diabetes trouble urinating due to an enlarged prostate gland persistent or chronic cough such as occurs with smoking, asthma, chronic bronchitis, or emphysema cough that occurs with too much phlegm (mucus)
Ask a doctor or pharmacist
Ask a doctor or pharmacist before use if you are taking the blood thinning drug warfarin
When using this product
When using this product do not use more than directed
Stop use and ask a doctor
Stop use and ask a doctor if nervousness, dizziness, or sleeplessness occur pain, nasal congestion, or cough gets worse or lasts more than 7 days fever gets worse or lasts more than 3 days redness or swelling is present new symptoms occur cough comes back, or occurs with fever, rash, or headache that lasts. These could be signs of a serious condition.
Pregnancy or breast-feeding
If pregnant or breast-feeding, ask a health professional before use.
Keep out of reach of children
Keep out of reach of children.
Directions
Directions do not take more than directed (see Overdose warning ) do not take more than 6 doses in any 24-hour period measure only with dosing cup provided do not use dosing cup with other products dose as follows or as directed by a doctor adults and children 12 years of age and over: 20 mL in dosing cup provided every 4 hours children under 12 years of age: do not use
Other information
Other information each 20 mL contains: sodium 12 mg store between 20-25°C (68-77°F) do not refrigerate
Inactive ingredients
Inactive ingredients anhydrous citric acid, edetate disodium, FD&C blue no. 1, FD&C red no. 40, flavors, glycerin, propyl gallate, propylene glycol, purified water, sodium benzoate, sorbitol, sucralose, trisodium citrate dihydrate may contain this ingredient , xanthan gum
Questions?
Questions? 1-866-MUCINEX (1-866-682-4639) You may also report side effects to this phone number.
Label text from the FDA structured product label by Reckitt Benckiser LLC (revised May 12, 2026). Long sections are shortened; the complete label is on DailyMed.
Active ingredients
- Acetaminophen in 2 products
- Guaifenesin in 2 products
- Phenylephrine Hydrochloride in 2 products
Maximum Strength Mucinex Sinus-Max Severe Congestion and Pain NDC products (2)
| NDC | Strength & form | Labeler | Type |
|---|---|---|---|
| 63824-241 | Acetaminophen 325 mg/1; Guaifenesin 200 mg/1; Phenylephrine Hydrochloride 5 mg/1 Tablet, Film Coated | Reckitt Benckiser LLC | OTC MONOGRAPH DRUG |
| 63824-266 | Acetaminophen 650 mg/20mL; Guaifenesin 400 mg/20mL; Phenylephrine Hydrochloride 10 mg/20mL Solution | Reckitt Benckiser LLC | OTC MONOGRAPH DRUG |
Frequently asked questions
What is Maximum Strength Mucinex Sinus-Max Severe Congestion and Pain used for?
Uses temporarily relieves: nasal congestion headache minor aches and pains sinus congestion and pressure temporarily promotes nasal and/or sinus drainage helps loosen phlegm (mucus) and thin bronchial secretions to rid the bronchial passageways of bothersome mucus and make coughs more productive
Who makes Maximum Strength Mucinex Sinus-Max Severe Congestion and Pain?
Maximum Strength Mucinex Sinus-Max Severe Congestion and Pain is listed by 1 labeler in the FDA NDC directory, including Reckitt Benckiser LLC.