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Mucinex Fast-Max Cold, Flu and Sore Throat

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Active ingredients
  • Acetaminophen 325 mg
  • Guaifenesin 200 mg
  • Dextromethorphan Hydrobromide 10 mg
  • Phenylephrine Hydrochloride 5 mg
Other brand names
Drug classes
Expectorant, Sigma-1 Agonist, Uncompetitive N-methyl-D-aspartate Receptor Antagonist, alpha-1 Adrenergic Agonist
Dosage form
Capsule, Liquid Filled
Route
Oral
Prescription status
OTC (over the counter)
Marketed in the U.S.
Since 2021
Label revision date
September 16, 2022
Active ingredients
  • Acetaminophen 325 mg
  • Guaifenesin 200 mg
  • Dextromethorphan Hydrobromide 10 mg
  • Phenylephrine Hydrochloride 5 mg
Other brand names
Drug classes
Expectorant, Sigma-1 Agonist, Uncompetitive N-methyl-D-aspartate Receptor Antagonist, alpha-1 Adrenergic Agonist
Dosage form
Capsule, Liquid Filled
Route
Oral
Prescription status
OTC (over the counter)
CSA schedule
Not a scheduled drug
Marketed in the U.S.
Since 2021
Label revision date
September 16, 2022
Manufacturer
RB Health (US) LLC
Registration number
M012
NDC root
72854-127

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Drug Overview

Mucinex® FAST-MAX is a maximum strength medication designed to help relieve symptoms associated with the common cold and flu. It comes in the form of fast-dissolving liquid gels and is suitable for individuals aged 12 and older. This formulation includes several active ingredients: acetaminophen, which acts as a pain reliever and fever reducer; dextromethorphan HBr, a cough suppressant; guaifenesin, an expectorant that helps loosen mucus; and phenylephrine HCl, a nasal decongestant.

Together, these ingredients work to temporarily alleviate minor aches and pains, headaches, sore throats, and nasal and chest congestion. Mucinex® FAST-MAX also helps to thin and loosen mucus, making coughs more productive, and can reduce fever, providing you with relief during your illness.

Uses

This medication is designed to help you feel better when you're dealing with common cold and flu symptoms. It can temporarily relieve minor aches and pains, headaches, and sore throats. Additionally, it helps loosen phlegm (mucus) and thin bronchial secretions, making it easier to clear your airways and have more productive coughs. If you're experiencing a fever, this medication can also help reduce it temporarily, providing you with some comfort during your illness.

Dosage and Administration

It's important to follow the dosage instructions carefully to ensure your safety. If you're an adult or a child aged 12 years and older, you should take 2 liquid gels every 4 hours as needed. However, make sure not to exceed 12 liquid gels in a 24-hour period.

If you have a child under 12 years of age, this medication is not recommended for them, so please avoid using it. Always remember to stick to the recommended dosage and consult a healthcare professional if you have any questions or concerns.

What to Avoid

You should avoid using this product if you are currently taking any other medication that contains acetaminophen, whether it's a prescription or over-the-counter drug. If you're unsure whether a medication contains acetaminophen, please consult your doctor or pharmacist. Additionally, do not use this product if you are taking a prescription monoamine oxidase inhibitor (MAOI) for conditions like depression or Parkinson's disease, or for two weeks after stopping an MAOI. Again, if you're uncertain about your medications, it's best to ask a healthcare professional.

It's also important to follow the dosing instructions carefully and not exceed the recommended amount when using this product. Always prioritize your safety by checking with a healthcare provider if you have any questions or concerns about your medications.

Side Effects

You should be aware of some important side effects and warnings associated with this medication. Taking more than 12 liquid gels in 24 hours, using it with other products containing acetaminophen, or consuming three or more alcoholic drinks daily can lead to severe liver damage. Additionally, acetaminophen may cause serious skin reactions, such as skin reddening, blisters, or rashes. If you experience any of these symptoms, stop using the product and seek medical help immediately.

If you have a severe sore throat that lasts more than two days or is accompanied by fever, headache, rash, nausea, or vomiting, consult a doctor promptly. It's also crucial to avoid this medication if you are currently taking a monoamine oxidase inhibitor (MAOI) or any other drug containing acetaminophen. If you have liver disease, heart disease, diabetes, high blood pressure, thyroid disease, or other specific health conditions, or if you are taking blood thinners like warfarin, please consult your doctor before use. If you notice symptoms like nervousness, dizziness, or if your pain or cough worsens, stop using the medication and seek medical advice.

Warnings and Precautions

This product contains acetaminophen, which can lead to severe liver damage if you exceed 12 liquid gels in 24 hours, take it with other acetaminophen-containing medications, or consume three or more alcoholic drinks daily while using it. Be aware that acetaminophen may also cause serious skin reactions, such as skin reddening, blisters, or rash. If you notice any of these symptoms, stop using the product and seek medical help immediately. If you have a severe sore throat that lasts more than two days or is accompanied by fever, headache, rash, nausea, or vomiting, consult your doctor promptly.

Before using this product, talk to your doctor if you have any of the following conditions: liver disease, heart disease, diabetes, high blood pressure, thyroid disease, trouble urinating due to an enlarged prostate, or a persistent cough. If you are taking the blood thinner warfarin, check with your doctor or pharmacist before use. Always follow the recommended dosage and do not exceed it. If you suspect an overdose, seek medical help or contact a Poison Control Center right away. Additionally, stop using the product and call your doctor if you experience nervousness, dizziness, or sleeplessness, if your pain or cough worsens or lasts more than seven days, if your fever worsens or lasts more than three days, or if you notice any new symptoms.

Overdose

Taking more than the recommended dose of a medication can lead to serious health issues, including liver damage. If you suspect an overdose, it’s important to seek medical help immediately or contact a Poison Control Center. This is crucial for both adults and children, even if you don’t see any signs or symptoms of an overdose.

Remember, quick action can make a significant difference in outcomes, so don’t hesitate to reach out for assistance if you think an overdose has occurred.

Pregnancy Use

If you are pregnant or breastfeeding, it’s important to consult with a healthcare professional before using this medication. They can provide guidance on whether it’s safe for you and your baby. Always prioritize your health and the health of your child by seeking expert advice.

Lactation Use

If you are pregnant or breastfeeding, it’s important to consult with a healthcare professional before using any medication. This ensures that you understand any potential risks and can make informed decisions about your health and the health of your baby. Always prioritize open communication with your doctor regarding your breastfeeding journey.

Pediatric Use

If you are considering this medication for your child, it's important to know that it should not be used in children under 12 years of age. For those who are 12 years and older, the recommended dosage is two liquid gels every four hours.

Be aware that if an overdose occurs, it is crucial to seek medical help immediately, even if your child does not show any signs or symptoms. Always prioritize safety and consult with a healthcare professional if you have any questions or concerns about using this medication for your child.

Geriatric Use

If you are an older adult or a caregiver for someone in this age group, it's important to know that there are no specific dosage adjustments or safety concerns for elderly patients regarding this medication. It is generally recommended for adults and children aged 12 and older.

However, before using this product, you should consult a doctor if you or the person you are caring for has any of the following conditions: liver disease, heart disease, diabetes, high blood pressure, thyroid disease, or difficulty urinating due to an enlarged prostate. Taking these precautions can help ensure safe and effective use of the medication.

Renal Impairment

If you have kidney problems, it's important to consult your doctor before using this medication, especially if you experience difficulty urinating due to an enlarged prostate gland. Your healthcare provider can help determine if this medication is safe for you and may suggest adjustments to your dosage or monitoring based on your kidney function. Always prioritize open communication with your doctor regarding your kidney health and any medications you are considering.

Hepatic Impairment

If you have liver problems, it's important to be cautious when using this product, which contains acetaminophen. To avoid severe liver damage, do not take more than 12 liquid gels in a 24-hour period, and be careful not to combine it with other medications that also contain acetaminophen. Additionally, limit your alcohol intake to fewer than three drinks per day while using this product.

Before using this medication, please consult your doctor if you have liver disease. Taking more than the recommended dose can lead to serious liver damage, so if you suspect an overdose, seek medical help immediately or contact a Poison Control Center. Quick action is essential, even if you don't notice any symptoms.

Drug Interactions

It's important to be cautious when taking this medication, especially regarding potential interactions with other drugs. You should avoid using it alongside any other products that contain acetaminophen, whether they are prescription or over-the-counter. Additionally, if you are currently taking a prescription monoamine oxidase inhibitor (MAOI)—a type of medication often used for depression or certain emotional conditions—or have taken one in the last two weeks, you should not use this medication.

Before starting this medication, it's also wise to consult with your doctor or pharmacist if you are taking warfarin, a blood-thinning medication. Discussing all your current medications and any health conditions with your healthcare provider can help ensure your safety and the effectiveness of your treatment.

Storage and Handling

To ensure the best performance of your product, store it in a cool, dry place at a temperature between 20-25°C (68-77°F). It's important to avoid exposing it to excessive heat, as this can affect its effectiveness and safety.

When handling the product, always do so with care to maintain its integrity. Following these simple storage and handling guidelines will help you use the product safely and effectively.

Additional Information

No further information is available.

FAQ

What is Mucinex® FAST-MAX?

Mucinex® FAST-MAX is a maximum strength, fast dissolving liquid gel formulation that includes acetaminophen, dextromethorphan HBr, guaifenesin, and phenylephrine HCl.

What symptoms does Mucinex® FAST-MAX relieve?

It temporarily relieves common cold and flu symptoms such as minor aches and pains, headache, sore throat, nasal and chest congestion, and helps loosen phlegm.

Who can use Mucinex® FAST-MAX?

This product is intended for adults and children aged 12 years and older. Children under 12 years of age should not use it.

How should I take Mucinex® FAST-MAX?

Adults and children 12 years and over should take 2 liquid gels every 4 hours, not exceeding 12 liquid gels in a 24-hour period.

Are there any contraindications for Mucinex® FAST-MAX?

Do not use it with any other drug containing acetaminophen or if you are taking a prescription monoamine oxidase inhibitor (MAOI).

What should I do in case of overdose?

In case of overdose, seek medical help or contact a Poison Control Center immediately, as quick medical attention is critical.

What are the warnings associated with Mucinex® FAST-MAX?

Warnings include the risk of severe liver damage if taken in excess or with other acetaminophen-containing drugs, and potential severe skin reactions.

Can I use Mucinex® FAST-MAX if I am pregnant or breastfeeding?

If you are pregnant or breastfeeding, consult a health professional before use.

What should I do if symptoms persist?

Stop use and consult a doctor if symptoms worsen or last more than 7 days, or if new symptoms occur.

Packaging Info

Below are the non-prescription pack sizes of Mucinex Fast-Max Cold, Flu and Sore Throat (acetaminophen, dextromethorphan hydrobromide, guaifenesin, and phenylephrine hydrochloride). Columns show Packaging, Formulation Type, and Active Ingredient Strength.

Packaging configurations for Mucinex Fast-Max Cold, Flu and Sore Throat.
Details

Drug Information (PDF)

This file contains official product information for Mucinex Fast-Max Cold, Flu and Sore Throat, including active ingredients, dosage, warnings, and labeling as submitted by the manufacturer for OTC distribution.

View product document (PDF)

Description

Mucinex® FAST-MAX® is a maximum strength formulation designed for the relief of cold, flu, and sore throat symptoms. Each dosage form consists of fast dissolving liquid gels, specifically formulated for daytime use in individuals aged 12 and older. The product contains the following active ingredients: acetaminophen, which serves as a pain reliever and fever reducer; dextromethorphan HBr, a cough suppressant; guaifenesin, an expectorant; and phenylephrine HCl, a nasal decongestant. The product is packaged in a container containing 16 liquid gels, each being a liquid-filled capsule. The National Drug Code (NDC) for this product is 72854-127-16.

Uses and Indications

This drug is indicated for the temporary relief of common cold and flu symptoms, including minor aches and pains, headache, sore throat, and fever. Additionally, it aids in loosening phlegm (mucus) and thinning bronchial secretions, facilitating the expulsion of mucus from the bronchial passageways and making coughs more productive.

There are no teratogenic or nonteratogenic effects associated with this drug.

Dosage and Administration

Patients should adhere strictly to the recommended dosage to avoid potential overdose. The maximum allowable dosage is 12 liquid gels within a 24-hour period.

For adults and children aged 12 years and older, the recommended dosage is 2 liquid gels every 4 hours as needed. It is imperative that patients do not exceed the specified dosage within the given time frame.

This medication is not indicated for use in children under 12 years of age.

Contraindications

Use of this product is contraindicated in the following situations:

  • Co-administration with any other drug containing acetaminophen, whether prescription or nonprescription, due to the risk of acetaminophen overdose. If there is uncertainty regarding the presence of acetaminophen in other medications, consultation with a healthcare professional is advised.

  • Concurrent use with prescription monoamine oxidase inhibitors (MAOIs), which are utilized for the treatment of depression, psychiatric or emotional conditions, or Parkinson's disease, is contraindicated. This includes a prohibition on use during the course of MAOI therapy and for a period of 2 weeks following the cessation of MAOI treatment. If there is uncertainty about the presence of an MAOI in a prescription medication, a healthcare professional should be consulted prior to use.

  • It is also advised to adhere strictly to the recommended dosage and not exceed the directed amount while using this product.

Warnings and Precautions

This product contains acetaminophen, which poses a risk of severe liver damage if the following conditions are met: exceeding 12 liquid gels within a 24-hour period, concurrent use with other medications containing acetaminophen, or consumption of three or more alcoholic drinks daily while using this product.

Acetaminophen may also lead to severe skin reactions, which can manifest as skin reddening, blisters, or rash. Should any of these symptoms occur, it is imperative to discontinue use immediately and seek medical assistance.

Healthcare professionals should advise patients to consult a doctor promptly if they experience a sore throat that is severe, persists for more than two days, or is accompanied by fever, headache, rash, nausea, or vomiting.

Overdosing on acetaminophen can result in liver damage. In the event of an overdose, immediate medical attention is crucial; patients should contact a Poison Control Center without delay, as rapid intervention is essential for both adults and children, even in the absence of noticeable symptoms.

General precautions should be taken prior to use. Patients should be advised to consult a healthcare provider if they have any of the following conditions: liver disease, heart disease, diabetes, high blood pressure, thyroid disease, difficulty urinating due to an enlarged prostate gland, or a persistent or chronic cough associated with smoking, asthma, chronic bronchitis, or emphysema. Additionally, patients should seek guidance from a doctor or pharmacist if they are currently taking the anticoagulant warfarin. It is critical that patients adhere strictly to the recommended dosage and not exceed the directed amount.

Patients should be instructed to stop taking the product and contact their healthcare provider if they experience nervousness, dizziness, or sleeplessness; if pain, nasal congestion, or cough worsens or persists beyond seven days; if fever worsens or lasts more than three days; if redness or swelling occurs; if new symptoms develop; or if a cough recurs or is accompanied by fever, rash, or headache lasting longer than expected, as these may indicate a serious condition.

Side Effects

Severe liver damage may occur in patients who exceed the maximum daily amount of 12 liquid gels within a 24-hour period, take the product in conjunction with other drugs containing acetaminophen, or consume three or more alcoholic drinks daily while using this product. In cases of overdose, which may result from taking more than the recommended dose, immediate medical assistance should be sought, as prompt intervention is critical for both adults and children, even in the absence of noticeable signs or symptoms.

Patients should be aware that acetaminophen may lead to severe skin reactions, characterized by symptoms such as skin reddening, blisters, and rash. If any skin reaction occurs, it is imperative to discontinue use and seek medical help immediately. Additionally, if a sore throat is severe, persists for more than two days, or is accompanied by fever, headache, rash, nausea, or vomiting, patients are advised to consult a doctor promptly.

Patients with liver disease, heart disease, diabetes, high blood pressure, thyroid disease, or those experiencing trouble urinating due to an enlarged prostate gland should consult a healthcare professional before using this product. Furthermore, individuals with persistent or chronic coughs, such as those associated with smoking, asthma, chronic bronchitis, or emphysema, should also seek medical advice prior to use. It is important for patients taking the blood-thinning medication warfarin to consult a doctor or pharmacist before using this product.

Patients are advised to discontinue use and consult a doctor if they experience nervousness, dizziness, or sleeplessness; if pain, nasal congestion, or cough worsens or lasts more than seven days; if fever worsens or lasts more than three days; if redness or swelling is present; if new symptoms arise; or if a cough recurs or occurs with fever, rash, or headache that persists, as these may indicate a serious condition.

Drug Interactions

Concurrent use of this medication with any other drug containing acetaminophen, whether prescription or nonprescription, is contraindicated due to the risk of acetaminophen overdose, which can lead to severe liver damage.

The use of this medication is also contraindicated in patients currently taking a prescription monoamine oxidase inhibitor (MAOI), which includes certain medications prescribed for depression, psychiatric disorders, or Parkinson's disease. Additionally, it should not be used for at least two weeks following the discontinuation of an MAOI, as this may lead to serious adverse effects.

Patients taking the anticoagulant warfarin should consult a healthcare professional, such as a doctor or pharmacist, prior to using this medication. Monitoring of coagulation parameters may be necessary to ensure safe use and to avoid potential interactions that could increase the risk of bleeding.

Packaging & NDC

Below are the non-prescription pack sizes of Mucinex Fast-Max Cold, Flu and Sore Throat (acetaminophen, dextromethorphan hydrobromide, guaifenesin, and phenylephrine hydrochloride). Columns show Packaging, Formulation Type, and Active Ingredient Strength.

Packaging configurations for Mucinex Fast-Max Cold, Flu and Sore Throat.
Details

Pediatric Use

Pediatric patients under 12 years of age should not use this medication. For adolescents aged 12 years and older, the recommended dosage is 2 liquid gels every 4 hours.

In the event of an overdose, prompt medical attention is essential for both adults and pediatric patients, even if no signs or symptoms are immediately apparent.

Geriatric Use

Elderly patients, defined as those aged 65 years and older, are included in the general population for whom this product is indicated. The product is approved for use in adults and children aged 12 years and older.

While there are no specific dosage adjustments or safety concerns outlined for geriatric patients, it is essential for healthcare providers to exercise caution. Elderly patients may have comorbid conditions that could influence the safety and efficacy of the product. Therefore, it is advisable to consult a healthcare professional prior to use if the patient has a history of liver disease, heart disease, diabetes, high blood pressure, thyroid disease, or urinary difficulties due to an enlarged prostate gland.

Monitoring for potential adverse effects and therapeutic efficacy is recommended in this population, given the variability in drug metabolism and response among elderly patients.

Pregnancy

Pregnant patients and those who are breastfeeding should consult a healthcare professional prior to using this medication. It is important to assess the potential risks and benefits, as well as any available data regarding fetal outcomes and lactation. Healthcare providers can offer guidance tailored to individual circumstances, ensuring the safety of both the patient and the developing fetus or nursing infant.

Lactation

Lactating mothers are advised to consult a health professional prior to using this medication. There is no specific data available regarding the excretion of this medication in breast milk or its effects on breastfed infants. Therefore, caution is recommended when administering this medication to lactating individuals.

Renal Impairment

Patients with renal impairment should consult a healthcare professional prior to use, particularly if they experience difficulty urinating due to an enlarged prostate gland. This precaution is essential to ensure safe and effective use of the medication in individuals with reduced kidney function.

Hepatic Impairment

Patients with hepatic impairment should exercise caution when using this product, which contains acetaminophen. Severe liver damage may occur if patients exceed the maximum daily amount of 12 liquid gels within a 24-hour period, take this product in conjunction with other medications containing acetaminophen, or consume three or more alcoholic drinks daily while using this product.

It is advised that patients with a history of liver disease consult a healthcare professional prior to use. Additionally, taking more than the recommended dose can lead to overdose, which may result in liver damage. In the event of an overdose, it is imperative that patients seek immediate medical assistance or contact a Poison Control Center, as prompt medical attention is critical for both adults and children, even in the absence of noticeable signs or symptoms.

Overdosage

Overdosage may result in significant liver damage, particularly when the recommended dosage is exceeded. It is imperative that healthcare professionals remain vigilant regarding the potential consequences of overdose.

In the event of an overdose, immediate medical assistance should be sought. Healthcare providers are advised to contact a Poison Control Center without delay. Prompt intervention is crucial, as the risk of serious complications exists for both adults and children, even in the absence of noticeable signs or symptoms.

Timely medical attention can be critical in managing the effects of an overdose and mitigating potential harm.

Nonclinical Toxicology

No teratogenic or non-teratogenic effects have been reported in the available nonclinical studies. Additionally, there is no information regarding animal pharmacology and toxicology. The absence of data in these areas limits the understanding of the compound's potential effects in nonclinical settings.

Postmarketing Experience

Reports of side effects have been received through voluntary submissions and surveillance programs. Individuals are encouraged to report any adverse events to the designated contact number provided for this purpose.

Patient Counseling

Healthcare providers should advise patients to keep this medication out of reach of children to prevent accidental ingestion. Patients should be instructed not to use this product in conjunction with any other medications containing acetaminophen, whether prescription or nonprescription. If patients are uncertain whether a drug contains acetaminophen, they should be encouraged to consult a doctor or pharmacist.

It is important to inform patients that they should not use this product if they are currently taking a prescription monoamine oxidase inhibitor (MAOI) or have taken one within the last two weeks. Patients should be advised to check with their healthcare provider if they are unsure whether their prescription medication contains an MAOI.

Patients should be instructed to discontinue use and seek medical advice if they experience nervousness, dizziness, or sleeplessness. Additionally, they should be informed to stop using the product and consult a doctor if pain, nasal congestion, or cough worsens or persists for more than seven days, or if fever worsens or lasts more than three days. Patients should also be advised to seek medical attention if they notice any redness or swelling, if new symptoms arise, or if a cough returns or occurs with fever, rash, or a headache that lasts, as these may indicate a serious condition.

While using this product, patients must be reminded not to exceed the recommended dosage. Healthcare providers should encourage patients to consult a doctor before use if they have any of the following conditions: liver disease, heart disease, diabetes, high blood pressure, thyroid disease, or difficulty urinating due to an enlarged prostate gland. Patients with a persistent or chronic cough, such as that associated with smoking, asthma, chronic bronchitis, or emphysema, should also seek medical advice before use. Furthermore, patients should be advised to consult a doctor or pharmacist if they are taking the blood-thinning medication warfarin.

Storage and Handling

The product is supplied in various package configurations, with specific NDC numbers available for identification. It should be stored at a controlled room temperature of 20-25°C (68-77°F). Care should be taken to avoid exposure to excessive heat, which may compromise the integrity of the product. Proper storage conditions are essential to maintain the quality and efficacy of the product throughout its shelf life.

Additional Clinical Information

No further data are available.

Drug Information (PDF)

This file contains official product information for Mucinex Fast-Max Cold, Flu and Sore Throat, including active ingredients, dosage, warnings, and labeling as submitted by the manufacturer for OTC distribution.

View product document (PDF)

Data Generation & Sources

This page was automatically generated and is maintained by the AllDrugs AI Data-Science Team. It was built from the FDA Structured Product Label (DailyMed) for Mucinex Fast-Max Cold, Flu and Sore Throat, retrieved by a validated AI data-extraction workflow.

All FDA-listed dosage forms and strengths are shown in the Packaging & NDC Codes section above. Regulatory status appears in the Summary Information panel above and was verified in the FDA National Drug Code directory and the NSDE NDC Directory daily file.

Note: an automated daemon monitors NSDE checksums; when the record for this NDC changes, the new file is pulled instantly and this page is refreshed.

No human clinician has reviewed this version.

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Medical disclaimer: This AI-generated content is provided for educational purposes only and does not constitute medical advice. Always consult a licensed healthcare professional for diagnosis or treatment decisions.