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Mucus Relief Severe Congestion and Cough

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This product has been discontinued

Active ingredients
  • Guaifenesin 400 mg/20 mL
  • Dextromethorphan Hydrobromide 20 mg/20 mL
  • Phenylephrine Hydrochloride 10 mg/20 mL
Other brand names
Dosage form
Liquid
Route
Oral
Prescription status
OTC (over the counter)
Marketed in the U.S.
Since 2019
Label revision date
December 31, 2025
Active ingredients
  • Guaifenesin 400 mg/20 mL
  • Dextromethorphan Hydrobromide 20 mg/20 mL
  • Phenylephrine Hydrochloride 10 mg/20 mL
Other brand names
Dosage form
Liquid
Route
Oral
Prescription status
OTC (over the counter)
CSA schedule
Not a scheduled drug
Marketed in the U.S.
Since 2019
Label revision date
December 31, 2025
Manufacturer
Rite Aid Corporation
Registration number
M012
NDC root
11822-3370

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Drug Overview

Maximum Strength Mucus Relief Severe Cough & Congestion is a medication designed to help you manage symptoms associated with coughs and congestion. It works by loosening phlegm (mucus) and thinning bronchial secretions, making it easier to clear mucus from your airways. This product temporarily relieves cough caused by minor throat and bronchial irritation, which can occur with the common cold or from inhaling irritants. It also helps reduce the intensity of coughing and the urge to cough, allowing you to rest better, especially at night.

In addition to alleviating cough, this medication provides relief from nasal congestion due to colds, helping you breathe more easily. It contains active ingredients such as Dextromethorphan HBr, Guaifenesin, and Phenylephrine HCl, which work together to address these symptoms effectively.

Uses

This medication is designed to help you breathe easier by loosening phlegm (mucus) and thinning bronchial secretions. This action helps clear out bothersome mucus from your airways, making your coughs more productive.

You can also use this medication to temporarily relieve coughs caused by minor throat and bronchial irritation, which can happen with the common cold or from inhaling irritants. It can help reduce the intensity of your cough and lessen the urge to cough, making it easier for you to get a good night's sleep. Additionally, it can help relieve nasal congestion associated with a cold.

Dosage and Administration

It's important to use this medication safely and effectively. First, make sure to shake the bottle well before each use. For adults and children aged 12 years and older, you should measure out 20 milliliters (mL) using the dosing cup that comes with the product. Take this dose every 4 hours, but remember, you should not take more than 6 doses within a 24-hour period.

If you have children under 12 years of age, do not use this medication for them. Always use the dosing cup provided to ensure you measure the correct amount, and keep it with the product for easy access. Following these guidelines will help you use the medication safely.

What to Avoid

You should avoid using this medication if you are a child under 12 years of age. Additionally, do not take it if you are currently using a prescription monoamine oxidase inhibitor (MAOI), which is a type of medication often prescribed for depression, psychiatric conditions, or Parkinson's disease. It's important to wait at least two weeks after stopping an MAOI before using this product. If you're unsure whether your current medication includes an MAOI, please consult your doctor or pharmacist for clarification.

Side Effects

If you experience nervousness, dizziness, or trouble sleeping while using this medication, it's important to stop taking it and consult your doctor. Additionally, if your symptoms do not improve within 7 days, or if they are accompanied by a fever, you should seek medical advice. A returning cough, especially if it comes with a fever, rash, or a persistent headache, may also indicate a more serious condition that requires attention.

Warnings and Precautions

You should not use this medication if you are under 12 years old or if you are currently taking a prescription monoamine oxidase inhibitor (MAOI), which is a type of medication used for depression or certain other conditions. If you’re unsure whether your medication contains an MAOI, please consult your doctor or pharmacist before using this product.

Before taking this medication, it’s important to talk to your doctor if you have any of the following conditions: heart disease, thyroid disease, diabetes, high blood pressure, difficulty urinating due to an enlarged prostate, or a persistent cough related to smoking, asthma, chronic bronchitis, or emphysema. You should seek emergency medical help immediately if you suspect an overdose by contacting a Poison Control Center at 1-800-222-1222.

If you experience nervousness, dizziness, or sleeplessness, or if your symptoms do not improve within 7 days or are accompanied by a fever, you should stop using the medication and call your doctor. Additionally, if your cough returns or is accompanied by fever, rash, or a lasting headache, these could be signs of a more serious condition, and you should seek medical advice.

Overdose

If you suspect an overdose, it’s crucial to seek medical help immediately. You can contact a Poison Control Center at 1-800-222-1222 for guidance. Signs of an overdose can vary, but they may include unusual drowsiness, confusion, or difficulty breathing.

Don’t wait to see if symptoms improve; getting prompt assistance can be vital. Always prioritize your health and safety by reaching out for help 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

It’s important to be cautious when considering this medication for children. You should not use it for anyone under 12 years of age. For those who are 12 years and older, the recommended dosage is 20 mL taken every 4 hours using the dosing cup provided. Always follow these guidelines to ensure the safety and well-being of your child.

Geriatric Use

When it comes to using this medication, there are no specific dosage adjustments or safety concerns noted for older adults. This means that, generally, you can take the standard dosage without needing to change it based on age alone. However, it's important to remember that while this product is not recommended for children under 12 years old, there are no additional precautions specifically outlined for elderly patients.

As always, it's wise to consult with your healthcare provider about your individual health needs, especially if you have any underlying conditions or are taking other medications. They can help ensure that this treatment is safe and effective for you.

Renal Impairment

If you have kidney problems, it's important to know that the information provided does not include specific guidelines for dosage adjustments, special monitoring, or safety considerations related to renal impairment (kidney issues). This means that there are no tailored recommendations for how your treatment may need to change based on your kidney function.

Always consult your healthcare provider for personalized advice and to ensure that your treatment is safe and effective, especially if you have concerns about your kidney health. They can provide guidance based on your individual situation.

Hepatic Impairment

If you have liver problems, it's important to know that the information provided does not include specific guidelines for dosage adjustments, special monitoring, or precautions related to your condition. This means that there are no tailored recommendations for how the medication may affect you differently due to your liver health.

Always consult your healthcare provider for personalized advice and to ensure that any treatment plan is safe and effective for your specific situation. They can help determine the best approach based on your liver function and overall health.

Drug Interactions

It's important to have open conversations with your healthcare provider about any medications or tests you may be taking. While there are no specific drug interactions or laboratory test interactions noted for this medication, your healthcare provider can help ensure that everything you are taking works well together and is safe for you.

Always feel free to ask questions and share your complete list of medications and any lab tests you may be undergoing. This way, you can receive the best possible care tailored to your needs.

Storage and Handling

To ensure the best results with your product, store it at room temperature, specifically between 20-25ºC (68-77ºF). It's important not to refrigerate it, as this can affect its effectiveness. Always keep the dosing cup with the product for accurate measurement.

Before using, make sure to shake the product well to mix it properly. Once opened, remember to discard any unused portion to maintain safety and effectiveness. Following these guidelines will help you use the product safely and effectively.

Additional Information

You should take this medication orally, using the dosing cup provided. For adults and children aged 12 and older, the recommended dose is 20 mL every 4 hours, but do not exceed 6 doses in a 24-hour period.

If you are pregnant or breastfeeding, consult a healthcare professional before using this medication. It's important to keep it out of reach of children. In case of an overdose, seek medical help immediately or contact a Poison Control Center at 1-800-222-1222.

FAQ

What is Maximum Strength Mucus Relief Severe Cough & Congestion used for?

It helps loosen phlegm (mucus) and thin bronchial secretions to make coughs more productive and temporarily relieves cough due to minor throat and bronchial irritation.

Who can use this product?

This product is for adults and children aged 12 years and older. It should not be used for children under 12 years of age.

What are the active ingredients in this medication?

It contains Dextromethorphan HBr 20 mg, Guaifenesin 400 mg, and Phenylephrine HCl 10 mg.

How should I take this medication?

You should take 20 mL in the dosing cup provided every 4 hours, and do not exceed 6 doses in a 24-hour period.

What should I do if I experience side effects?

Stop use and ask a doctor if you experience nervousness, dizziness, sleeplessness, or if symptoms do not improve within 7 days.

Are there any contraindications for this medication?

Do not use if you are taking a prescription monoamine oxidase inhibitor (MAOI) or if you are under 12 years of age.

What should I do in case of an overdose?

Get medical help or contact a Poison Control Center (1-800-222-1222) immediately.

Can I use this medication if I am pregnant or breastfeeding?

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

How should I store this medication?

Store between 20-25ºC (68-77ºF) and do not refrigerate. Keep the dosing cup with the product.

Packaging Info

Below are the non-prescription pack sizes of Mucus Relief Severe Congestion and Cough (dextromethorphan hbr, guaifenesin, phenylephrine hcl). Columns show Packaging, Formulation Type, and Active Ingredient Strength.

Packaging configurations for Mucus Relief Severe Congestion and Cough.
Details

Drug Information (PDF)

This file contains official product information for Mucus Relief Severe Congestion and Cough, including active ingredients, dosage, warnings, and labeling as submitted by the manufacturer for OTC distribution.

View product document (PDF)

Description

No description information is available for the drug.

Uses and Indications

This drug is indicated for the relief of cough associated with minor throat and bronchial irritation, which may occur due to the common cold or inhaled irritants. It aids in loosening phlegm (mucus) and thinning bronchial secretions, thereby facilitating the clearance of mucus from the bronchial passageways and making coughs more productive.

Additionally, this drug temporarily relieves the intensity of coughing and the impulse to cough, which may assist patients in achieving restful sleep. It also alleviates nasal congestion associated with colds.

There are no teratogenic or nonteratogenic effects reported for this drug.

Dosage and Administration

Adults and children 12 years of age and older are advised to take 20 mL of the product using the dosing cup provided every 4 hours as needed. It is imperative that no more than 6 doses are taken within a 24-hour period.

For accurate dosing, the dosing cup included with the product must be used exclusively; other dosing devices are not acceptable. Prior to administration, the product should be shaken well to ensure proper mixing.

Children under 12 years of age should not use this product. The dosing cup should be kept with the product to facilitate proper measurement and administration.

Contraindications

Use of this product is contraindicated in the following situations:

  • Children under 12 years of age.

  • Patients currently taking a prescription monoamine oxidase inhibitor (MAOI) or those who have discontinued MAOI therapy within the past two weeks. MAOIs are commonly prescribed for depression, psychiatric or emotional conditions, or Parkinson's disease. If there is uncertainty regarding the presence of an MAOI in a prescription medication, consultation with a healthcare professional is advised prior to use.

Warnings and Precautions

The use of this product is contraindicated in children under 12 years of age. Additionally, it must not be administered to individuals currently taking a prescription monoamine oxidase inhibitor (MAOI) or within 2 weeks of discontinuing such medication. MAOIs are commonly prescribed for depression, psychiatric or emotional conditions, and Parkinson's disease. If there is uncertainty regarding the presence of an MAOI in a prescription medication, consultation with a healthcare professional is advised prior to use.

Healthcare professionals should exercise caution and recommend that patients consult a physician before using this product if they have any of the following conditions: heart disease, thyroid disease, diabetes, high blood pressure, difficulty urinating due to an enlarged prostate gland, or a persistent or chronic cough associated with smoking, asthma, chronic bronchitis, or emphysema. Furthermore, patients with a cough that produces excessive phlegm (mucus) should also seek medical advice prior to use.

In the event of an overdose, immediate medical assistance should be sought, or the Poison Control Center (1-800-222-1222) should be contacted without delay.

Patients are advised to discontinue use and consult a healthcare provider if they experience nervousness, dizziness, or sleeplessness. Additionally, if symptoms do not improve within 7 days, or if they are accompanied by fever, or if a cough recurs with fever, rash, or persistent headache, medical evaluation is warranted, as these may indicate a serious underlying condition.

Side Effects

Patients should discontinue use and consult a healthcare professional if they experience nervousness, dizziness, or sleeplessness. Additionally, if symptoms do not improve within 7 days or are accompanied by a fever, or if a cough recurs or presents with fever, rash, or a persistent headache, these may indicate a serious underlying condition that requires medical evaluation.

Drug Interactions

There are currently no documented drug interactions associated with this medication. Additionally, there are no known interactions with laboratory tests. As such, no specific recommendations for dosage adjustments or monitoring are necessary at this time.

Packaging & NDC

Below are the non-prescription pack sizes of Mucus Relief Severe Congestion and Cough (dextromethorphan hbr, guaifenesin, phenylephrine hcl). Columns show Packaging, Formulation Type, and Active Ingredient Strength.

Packaging configurations for Mucus Relief Severe Congestion and Cough.
Details

Pediatric Use

Pediatric patients under 12 years of age should not use this medication. For patients aged 12 years and older, the recommended dosage is 20 mL, administered every 4 hours using the dosing cup provided. Caution is advised when considering the use of this medication in pediatric populations, as safety and efficacy have not been established in children under the age of 12.

Geriatric Use

Elderly patients may not require specific dosage adjustments or safety considerations when using this product, as no explicit concerns have been identified in the provided information. While the product is not recommended for children under 12 years of age, there are no additional age-related precautions or modifications indicated for geriatric patients.

Healthcare providers should continue to monitor elderly patients as part of standard clinical practice, ensuring that any potential age-related factors are considered during treatment.

Pregnancy

Pregnant patients and those who are breastfeeding should consult a healthcare professional prior to using this medication. The potential risks and benefits must be carefully weighed, as the effects on fetal outcomes and lactation are not fully established. It is essential for women of childbearing potential to seek medical advice to ensure safe use during pregnancy and lactation.

Lactation

Lactating mothers are advised to consult a health professional prior to using this medication. There is currently no available data regarding the excretion of this medication in human 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 have not been specifically addressed in the available prescribing information. There are no dosage adjustments, special monitoring requirements, or safety considerations outlined for individuals with reduced kidney function. Healthcare professionals should exercise caution and consider the lack of data when prescribing to this patient population.

Hepatic Impairment

Patients with hepatic impairment have not been specifically studied in clinical trials for this medication. Consequently, there is no available information regarding dosage adjustments, special monitoring requirements, or precautions for individuals with compromised liver function. It is recommended that healthcare providers exercise caution when prescribing this medication to patients with hepatic impairment, given the lack of data on its safety and efficacy in this population. Regular monitoring of liver function may be warranted based on clinical judgment.

Overdosage

In the event of an overdose, it is imperative to seek immediate medical assistance. Healthcare professionals are advised to contact a Poison Control Center at 1-800-222-1222 for guidance on managing the situation effectively.

Prompt intervention is crucial in mitigating potential adverse effects associated with an overdose. Symptoms may vary depending on the substance involved, and healthcare providers should be prepared to assess and manage these symptoms accordingly.

Management procedures may include supportive care and symptomatic treatment, tailored to the specific clinical presentation of the patient. Continuous monitoring and evaluation are essential to ensure patient safety and to address any complications that may arise during the course of treatment.

Nonclinical Toxicology

If pregnant or breast-feeding, it is advised to consult a health professional before use. No specific non-teratogenic effects have been identified in the available data. Additionally, there are no detailed findings regarding nonclinical toxicology or animal pharmacology and toxicology provided in the current information.

Postmarketing Experience

Postmarketing experience has identified the following adverse reactions reported voluntarily or through surveillance programs: nervousness, dizziness, and sleeplessness. These events have been documented in the context of routine pharmacovigilance activities.

Patient Counseling

Healthcare providers should advise patients to seek immediate medical assistance or contact a Poison Control Center at 1-800-222-1222 in the event of an overdose. It is important to inform patients that this product is not recommended for use in children under 12 years of age.

Patients should be cautioned against using this product if they are currently taking a prescription monoamine oxidase inhibitor (MAOI) or have stopped taking an MAOI drug within the past two weeks. If patients are uncertain whether their prescription medication contains an MAOI, they should be encouraged to consult with their doctor or pharmacist prior to use.

Healthcare providers should instruct patients to discontinue use and consult a doctor if they experience nervousness, dizziness, or sleeplessness. Additionally, patients should be advised to stop using the product and seek medical advice if their symptoms do not improve within 7 days or if they experience symptoms accompanied by a fever. They should also be informed to stop use and contact a doctor if their cough returns or is associated with fever, rash, or a persistent headache, as these may indicate a serious condition.

When 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: heart disease, thyroid disease, diabetes, high blood pressure, difficulty urinating due to an enlarged prostate gland, or a persistent or chronic cough associated with smoking, asthma, chronic bronchitis, or emphysema. Furthermore, patients should be advised to seek medical advice if they have a cough that occurs with excessive phlegm (mucus).

Storage and Handling

The product is supplied in a container that includes a dosing cup. It is essential to store the product at a temperature range of 20-25ºC (68-77ºF) and to avoid refrigeration. Prior to use, the product should be shaken well to ensure proper mixing. Once opened, the product must be discarded after use to maintain safety and efficacy.

Additional Clinical Information

The medication is administered orally, with a recommended dosage of 20 mL every 4 hours for adults and children aged 12 years and older. Patients should not exceed 6 doses within a 24-hour period.

Clinicians should advise patients who are pregnant or breastfeeding to consult a health professional prior to use. It is crucial to keep the medication out of reach of children, and in the event of an overdose, patients should seek medical assistance or contact a Poison Control Center immediately at 1-800-222-1222.

Drug Information (PDF)

This file contains official product information for Mucus Relief Severe Congestion and Cough, 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 Mucus Relief Severe Congestion and Cough, 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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Orange Book data shown on this page are limited to Regulatory Status (Rx), Established Pharmacologic Class (EPC), and Mechanism of Action (MoA).

Regulatory data notice: Information on this page is reproduced verbatim from FDA public databases (NSDE, Orange Book, Purple Book, DailyMed SPL). NDA/ANDA drugs are FDA-approved, BLA biologics are FDA-licensed. Inclusion alone does not guarantee current market availability or imply FDA endorsement.

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.