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Mucus Relief All in OneMaximum Strength

Acetaminophen 650 mg, Dextromethorphan HBr 20 mg, Guaifenesin 400 mg, Phenylephrine HCl 10 mg
Dosage form
LIQUID
Labeler
Walgreens
Label updated
2023-10-10
Retrieved
2026-09-07
Active ingredients
ACETAMINOPHEN · DEXTROMETHORPHAN HYDROBROMIDE · GUAIFENESIN · PHENYLEPHRINE HYDROCHLORIDE
View original label and images on DailyMed ↗
Active ingredients (in each 20 mL)

Acetaminophen 650 mg 

Dextromethorphan HBr 20 mg

Guaifenesin 400 mg

Phenylephrine HCl 10 mg

Purposes

Pain reliever/fever reducer 

Cough suppressant

Expectorant

Nasal decongestant

Uses
  • temporarily relieves these common cold and flu symptoms:
    • cough
    • nasal congestion
    • minor aches and pains
    • sore throat
    • headache
    • stuffy nose
    • sinus congestion and pressure
  • temporarily reduces fever
  • helps loosen phlegm (mucus) and thin bronchial secretions to rid the bronchial passageways of bothersome mucus and make coughs more productive
Warnings

Liver warnings: This product contains acetaminophen. Severe liver damage may occur if you take:

  • more than 4,000 mg of acetaminophen in 24 hours
  • 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.

Sore throat warning: If sore throat is severe, persists for more than 2 days, is accompanied or followed by fever, headache, rash, nausea or vomiting, consult a doctor promptly.

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.
  • for children under 12 years of age
  • 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 an MAOI, ask a doctor or pharmacist before taking this product.

Ask a doctor before use if you have

  • liver disease
  • heart disease
  • diabetes
  • thyroid disease
  • high blood pressure
  • 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 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 (1-800-222-1222) right away. Quick medical attention is critical for adults as well as for children even if you do not notice any signs or symptoms.

Directions
  • do not take more than directed (see overdose warning)
  • do not take more than 6 doses in any 24-hour period
  • measue only with dosing cup provided. Do not use any other dosing device.
  • keep dosing cup with product
  • mL = milliliter
  • dose as follows or as directed by a doctor 
  • adults and children 12 years of age and older: 20 mL in dosing cup provided every 4 hours
  • children under 12 years of age: do not use

Other information
  • each 20 mL contains: sodium 12 mg
  • store between 20-25ºC (68-77ºF). Do not refrigerate.
Inactive ingredients

anhydrous citric acid, disodium EDTA,, FD&C blue #1, FD&C red #40, flavor, glycerin, propyl gallate, propylene glycol, purified water, sodium benzoate, sodium citrate, sorbitol, sucralose, xanthan gum

Principal Display Panel

Compare to Maximum Strength Mucinex® Fast-Max All-In=One Cold & Flu Active ingredients††

DAYTIME

Cold & Flu

ACETAMINOPHEN 650 mg /

PAIN RELIEVER / FEVER REDUCER

DEXTROMETHORPHAN HBr 20 mg

COUGH SUPPRESSANT

GUAIFENESIN 400 mg / EXPECTORANT

PHENYLEPHRINE HCl 10 mg /

NASAL DECONGESTANT

MAXIMUM STRENGTH

  • Relieves aches, fever, sore throat, nasal & chest congestion, sinus congestion & pressure
  • Controls cough
  • Thins & loosens mucus
  • 12 years & older

FL OZ (mL)

††This product is not manufactured or distributed by Reckitt Benckiser, distributor of Maximum Strength Mucinex® Fast-Max® All-in-One Cold & Flu.

TAMPER EVIDENT: DO NOT USE IF PRINTED SAFETY SEAL AROUND OR UNDER CAP IS BROKEN OR MISSING.

DISTRIBUTED BY WALGREENS CO.

200 WILMOT RD., DEERFIELD, IL 60015

Package Label
Acetaminophen 650 mg, Dextromethorphan HBr 20 mg, Guaifenesin 400 mg, Phenylephrine HCl 10 mg

DailyMed Set ID: 419df833-1f33-45cf-bab3-730c928d5887 · Version 2
NDC: 0363-0886