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Mucus Relief Cold Flu Sore Throat

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This product has been discontinued

Active ingredients
  • Acetaminophen 650 mg/20 mL
  • 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
  • Acetaminophen 650 mg/20 mL
  • 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
11822-3366

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Drug Overview

Maximum Strength Mucus Relief Cold, Flu & Sore Throat is a combination medication designed to help relieve symptoms associated with the common cold and flu. It contains several active ingredients: acetaminophen (a pain reliever and fever reducer), dextromethorphan HBr (a cough suppressant), guaifenesin (an expectorant that helps loosen mucus), and phenylephrine HCl (a nasal decongestant).

This product temporarily alleviates symptoms such as sinus congestion, minor aches and pains, nasal congestion, cough due to throat irritation, sore throat, and headaches. It also helps reduce fever and promotes drainage of nasal and sinus passages, making coughs more productive by thinning bronchial secretions. It is intended for use by individuals aged 12 and over.

Uses

This medication is designed to help you feel better when you're dealing with common cold and flu symptoms. It can temporarily relieve sinus congestion and pressure, minor aches and pains, nasal congestion, cough caused by minor throat and bronchial irritation, sore throat, and headaches. Additionally, it can help reduce fever and promote drainage from your nasal passages and sinuses.

If you're struggling with mucus buildup, this medication also helps loosen phlegm (a type of thick mucus) and thin bronchial secretions, making it easier to clear your airways and have more productive coughs.

Dosage and Administration

It's important to follow the dosing instructions carefully when using this medication. You should not take more than the recommended amount, which is a maximum of 6 doses within a 24-hour period. To ensure accurate dosing, always use the dosing cup that comes with the product; do not use any other measuring device. Keep the dosing cup with the medication for easy access.

For adults and children aged 12 years and older, the recommended dose is 20 milliliters (mL) every 4 hours as needed while symptoms persist. If you have children under 12 years of age, do not use this medication for them. Always consult with your doctor if you have any questions or concerns about the dosage.

What to Avoid

You should avoid using this medication if you are taking any other drug that contains acetaminophen, whether it's a prescription or over-the-counter product. If you're unsure whether a medication contains acetaminophen, please consult your doctor or pharmacist. Additionally, this medication is not suitable for children under 12 years of age. If you are currently taking a prescription monoamine oxidase inhibitor (MAOI)—a type of medication used for depression, certain psychiatric conditions, or Parkinson's disease—or if you have stopped taking an MAOI within the last two weeks, do not use this product.

It's also important to follow the dosage instructions carefully and never use more than directed. Misuse or overuse can lead to serious health issues, including dependence (a condition where your body becomes reliant on a substance). Always prioritize your safety and well-being by adhering to these guidelines.

Side Effects

You should be aware that taking more than 4,000 mg of acetaminophen in 24 hours, using it with other medications containing acetaminophen, or consuming three or more alcoholic drinks daily while using this product can lead to severe liver damage. Additionally, acetaminophen may cause serious skin reactions, which can include symptoms like skin reddening, blisters, or rash. If you experience any of these skin reactions, stop using the product and seek medical help immediately.

It's important to consult a doctor if you have a severe sore throat that lasts more than two days or is accompanied by fever, headache, rash, nausea, or vomiting. You should also stop using the product and contact a healthcare professional if you experience nervousness, dizziness, sleeplessness, worsening pain, nasal congestion, cough lasting more than seven days, or if new symptoms develop. These could indicate a more serious condition. In case of an overdose, which can also lead to liver damage, seek medical assistance right away, even if you do not notice any symptoms.

Warnings and Precautions

This product contains acetaminophen, which can lead to severe liver damage if you take more than 4,000 mg in 24 hours, use it with other medications containing acetaminophen, or consume three or more alcoholic drinks daily while using it. Be aware that acetaminophen may also cause serious skin reactions, such as redness, blisters, or rash. If you experience any skin reactions, 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 liver disease, heart disease, diabetes, thyroid disease, high blood pressure, or a chronic cough. It's also important to consult a doctor or pharmacist if you are taking the blood thinner warfarin. If you suspect an overdose, seek emergency medical help or contact a Poison Control Center right away, even if you don’t notice any symptoms. Additionally, stop using the product and call your doctor if you experience nervousness, dizziness, sleeplessness, worsening pain, nasal congestion, or cough lasting more than seven days, or if you develop new symptoms. These could indicate a more serious condition.

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.

Signs of an overdose can vary, but it’s always better to err on the side of caution. Quick medical attention can make a significant difference in outcomes, so don’t hesitate to reach 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 in children under 12 years of age. For those who are 12 years and older, the recommended dosage is 20 mL every 4 hours as needed while symptoms persist. Always consult with a healthcare professional if you have any questions or concerns about using this medication for your child.

Geriatric Use

When it comes to using this medication in older adults, there is no specific information available about dosage adjustments, safety concerns, or special precautions. This means that if you or a loved one is an older adult, it’s important to consult with a healthcare provider before starting the medication. They can help determine the best approach based on individual health needs and any other medications being taken. Always prioritize open communication with your healthcare team to ensure safe and effective treatment.

Renal Impairment

If you have kidney problems, it's important to know that the drug insert does not provide specific information about dosage adjustments, special monitoring, or safety considerations for your condition. This means that there are no tailored guidelines for how this medication may affect you if your kidneys are not functioning properly.

Always consult your healthcare provider for personalized advice and to ensure that any medication you take is safe and appropriate for your kidney health. They can help monitor your condition and make any necessary adjustments to your treatment plan.

Hepatic Impairment

If you have liver problems, it's important to be cautious when using this product, which contains acetaminophen. You should not take more than 4,000 mg of acetaminophen in a 24-hour period, and you should avoid using it alongside other medications that also contain acetaminophen. Additionally, consuming three or more alcoholic drinks daily while using this product can lead to severe liver damage.

Before using this product, please consult your doctor if you have liver disease. Be aware that taking more than the recommended dose can result in an overdose, which may cause liver damage. If you suspect an overdose, seek medical help immediately or contact a Poison Control Center, as prompt attention is crucial for both adults and children, even if there are no noticeable symptoms.

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 share your complete list of medications and any health conditions you have to receive the best care possible.

Storage and Handling

To ensure the best quality and safety of your product, store it at room temperature, specifically between 20-25ºC (68-77ºF). It's important not to refrigerate the product, as this can affect its effectiveness. Always keep the dosing cup with the product for proper use, and remember to discard it after opening to maintain hygiene.

Additionally, please check the safety seal around or under the cap before use. If the seal is broken or missing, do not use the product, as this indicates it may have been tampered with. Following these guidelines will help you use the product safely and effectively.

Additional Information

You should take this medication orally. If you are pregnant or breastfeeding, it's important to consult with a healthcare professional before using this medication to ensure it's safe for you and your baby.

FAQ

What is Maximum Strength Mucus Relief Cold, Flu & Sore Throat used for?

It is used to temporarily relieve common cold and flu symptoms such as sinus congestion, minor aches, nasal congestion, cough, sore throat, and headache.

What are the active ingredients in this medication?

The active ingredients include acetaminophen (650 mg), dextromethorphan HBr (20 mg), guaifenesin (400 mg), and phenylephrine HCl (10 mg).

Who should use this product?

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

What is the recommended dosage for adults and children over 12?

The recommended dosage is 20 mL every 4 hours while symptoms last, but do not exceed 6 doses in a 24-hour period.

What should I do if I experience severe skin reactions?

If you notice symptoms like skin reddening, blisters, or rash, stop using the product and seek medical help immediately.

Are there any warnings associated with this medication?

Yes, severe liver damage may occur if you take more than 4,000 mg of acetaminophen in 24 hours, with other acetaminophen-containing drugs, or consume 3 or more alcoholic drinks daily while using this product.

What should I do in case of an overdose?

In case of overdose, get medical help or contact a Poison Control Center right away, as quick medical attention is critical.

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

If you are pregnant or breastfeeding, you should ask a health professional before using this product.

How should I store this medication?

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

Packaging Info

Below are the non-prescription pack sizes of Mucus Relief Cold Flu Sore Throat (acetaminophen, dextromethorphan hbr, guaifenesin, phenylephrine hcl). Columns show Packaging, Formulation Type, and Active Ingredient Strength.

Packaging configurations for Mucus Relief Cold Flu Sore Throat.
Details

Drug Information (PDF)

This file contains official product information for Mucus Relief Cold Flu Sore Throat, 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 temporary relief of common cold and flu symptoms, including sinus congestion and pressure, minor aches and pains, nasal congestion, cough due to minor throat and bronchial irritation, sore throat, and headache. Additionally, it temporarily reduces fever and promotes nasal and/or sinus drainage. The drug also aids in loosening phlegm (mucus) and thinning bronchial secretions, facilitating the clearance 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 and administration guidelines. The maximum dosage should not exceed 6 doses within a 24-hour period. It is imperative to measure the dose using only the dosing cup provided with the product; the use of any other dosing device is not advised. The dosing cup should be kept with the product for convenience.

For adults and children aged 12 years and older, the recommended dose is 20 mL every 4 hours, as needed, while symptoms persist. For children under 12 years of age, the use of this product is not recommended.

Healthcare professionals should ensure that patients are aware of the overdose warning and the importance of not exceeding the specified dosage.

Contraindications

Use of this product is contraindicated in the following situations:

  • Concurrent use with any other drug containing acetaminophen, whether prescription or nonprescription, due to the risk of acetaminophen overdose. If uncertain about the presence of acetaminophen in other medications, consult a healthcare professional.

  • In children under 12 years of age, as safety and efficacy have not been established in this population.

  • In patients currently taking a prescription monoamine oxidase inhibitor (MAOI) or within 2 weeks of discontinuing an MAOI, due to potential serious interactions. If there is uncertainty regarding the presence of an MAOI in a prescription medication, a healthcare professional should be consulted.

  • Exceeding the recommended dosage is contraindicated to prevent adverse effects.

Warnings and Precautions

Severe liver damage may occur with the use of this product, which contains acetaminophen. Healthcare professionals should advise patients to avoid exceeding 4,000 mg of acetaminophen within a 24-hour period, to refrain from using other medications that also contain acetaminophen, and to limit alcohol consumption to fewer than three drinks daily while using this product.

Acetaminophen may also cause severe skin reactions. Symptoms indicative of such reactions include skin reddening, blisters, and rash. Should any of these symptoms occur, patients must be instructed to discontinue use immediately and seek medical assistance.

In cases of severe sore throat that persists for more than two days or is accompanied by fever, headache, rash, nausea, or vomiting, patients should be advised to consult a physician promptly.

General precautions should be taken when considering the use of this product. Patients should be encouraged to consult a healthcare provider prior to use if they have any of the following conditions: liver disease, heart disease, diabetes, thyroid disease, high blood pressure, persistent or chronic cough (such as that associated with smoking, asthma, chronic bronchitis, or emphysema), cough accompanied by excessive phlegm, or difficulty urinating due to an enlarged prostate gland. Additionally, patients taking the anticoagulant warfarin should seek advice from a doctor or pharmacist before using this product.

In the event of an overdose, immediate medical attention is crucial. Patients should be instructed to contact a Poison Control Center or seek emergency medical help without delay, as prompt intervention is essential for both adults and children, even in the absence of noticeable symptoms.

Patients should discontinue use and contact a 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 arise; or if a cough recurs or is accompanied by a rash or headache that lasts. These symptoms may indicate a serious underlying condition that requires further evaluation.

Side Effects

Severe liver damage may occur in patients who exceed 4,000 mg of acetaminophen within a 24-hour period, use other medications containing acetaminophen concurrently, or consume three or more alcoholic drinks daily while using this product.

Patients should be aware that acetaminophen may cause severe skin reactions, which can manifest as skin reddening, blisters, or rash. In the event of a skin reaction, it is imperative to discontinue use and seek medical assistance immediately.

In cases of severe sore throat that persists for more than two days or is accompanied by fever, headache, rash, nausea, or vomiting, patients are advised to consult a healthcare professional promptly.

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

An overdose of acetaminophen, defined as taking more than the recommended dose, may lead to liver damage. In the event of an overdose, it is crucial for patients to seek medical help or contact a Poison Control Center immediately, as prompt medical attention is essential for both adults and children, even if no signs or symptoms are initially apparent.

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 warranted at this time.

Packaging & NDC

Below are the non-prescription pack sizes of Mucus Relief Cold Flu Sore Throat (acetaminophen, dextromethorphan hbr, guaifenesin, phenylephrine hcl). Columns show Packaging, Formulation Type, and Active Ingredient Strength.

Packaging configurations for Mucus Relief Cold Flu Sore Throat.
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 every 4 hours as needed while symptoms persist. Caution is advised when considering the use of this medication in pediatric populations, particularly in those younger than the specified age limit.

Geriatric Use

Elderly patients may not have specific information regarding the use of this medication, including dosage adjustments, safety concerns, or special precautions. Therefore, healthcare providers should exercise caution when prescribing this medication to geriatric patients. It is advisable to monitor these patients closely for any potential adverse effects or changes in efficacy, given the lack of targeted data for this population.

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 have no specific information regarding dosage adjustments, special monitoring, or safety considerations provided in the drug insert. Therefore, healthcare professionals should exercise caution when prescribing this medication to individuals with reduced kidney function, as the lack of data necessitates careful clinical judgment. Regular monitoring of renal function may be advisable in these patients to ensure safety and efficacy.

Hepatic Impairment

Patients with hepatic impairment should exercise caution when using this product, which contains acetaminophen. Severe liver damage may occur if patients exceed 4,000 mg of acetaminophen in 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. In the event of an overdose, which may result from taking more than the recommended dose, immediate medical attention is essential. Patients should seek help or contact a Poison Control Center without delay, as prompt intervention is critical for both adults and children, even if no signs or symptoms of overdose are present. Monitoring of liver function may be warranted in patients with compromised liver function to prevent potential adverse effects.

Overdosage

Taking more than the recommended dose may lead to significant liver damage. It is imperative that in the event of an overdose, immediate medical assistance is sought. Healthcare professionals should advise patients or caregivers to contact a Poison Control Center without delay.

Quick medical attention is crucial for both adults and children, even in the absence of noticeable signs or symptoms. Prompt intervention can mitigate potential complications associated with overdose and improve patient outcomes.

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 limits the assessment of potential risks associated with the compound in these areas.

Postmarketing Experience

Postmarketing experience has identified the potential for severe skin reactions associated with acetaminophen use. Reported symptoms of these reactions may include skin reddening, blisters, and rash. In the event of a skin reaction, it is advised to discontinue use and seek medical assistance immediately.

Additionally, users are cautioned to stop use and consult a healthcare professional if they experience nervousness, dizziness, or sleeplessness; if pain, nasal congestion, or cough worsens or persists beyond 7 days; if fever worsens or lasts more than 3 days; if redness or swelling occurs; if new symptoms develop; or if a cough recurs, particularly when accompanied by a rash or headache that lasts. These symptoms may indicate a serious condition requiring medical evaluation.

Furthermore, an overdose warning is included, as taking more than the recommended dose may lead to liver damage. In cases of overdose, it is critical to seek medical help or contact a Poison Control Center immediately, as prompt medical attention is essential for both adults and children, even in the absence of noticeable signs or symptoms.

Patient Counseling

Healthcare providers should advise patients about the potential risks associated with overdose, emphasizing that taking more than the recommended dose may lead to liver damage. In the event of an overdose, patients should seek medical help or contact a Poison Control Center immediately, as prompt medical attention is crucial for both adults and children, even if no signs or symptoms are apparent.

Patients should be informed 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 consult a doctor or pharmacist for clarification.

It is important to communicate that this product is not intended for use in children under 12 years of age. Additionally, patients should be cautioned against using this product if they are currently taking a prescription monoamine oxidase inhibitor (MAOI) or have taken one within the past two weeks. Patients should be encouraged to ask their healthcare provider or pharmacist if they are unsure whether their prescription medication contains an MAOI.

Patients should be instructed to discontinue use and consult a doctor if they experience nervousness, dizziness, or sleeplessness. They should also seek medical advice if pain, nasal congestion, or cough worsens or persists for more than 7 days, if fever worsens or lasts more than 3 days, or if any redness or swelling occurs. New symptoms should prompt a consultation with a healthcare provider, as should a recurrence of cough, especially if accompanied by a rash or headache that lasts, as these may indicate a serious condition.

When using this product, patients must be reminded not to exceed the directed 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, thyroid disease, high blood pressure, persistent or chronic cough (such as that associated with smoking), asthma, chronic bronchitis, emphysema, cough with excessive phlegm, or difficulty urinating due to an enlarged prostate gland. Furthermore, patients should be advised to seek guidance from a doctor or pharmacist if they are taking the blood-thinning medication warfarin.

Storage and Handling

The product is supplied in a configuration that includes a dosing cup, which should be kept with the product at all times. It is essential to store the product at a temperature range of 20-25ºC (68-77ºF) and to avoid refrigeration. Once opened, the product must be discarded to ensure safety and efficacy.

Additionally, the product features a tamper-evident safety seal. It is crucial to inspect this seal before use; the product should not be used if the printed safety seal around or under the cap is broken or missing.

Additional Clinical Information

The medication is administered orally. Clinicians should advise patients who are pregnant or breastfeeding to consult a health professional prior to use. No further information is available regarding laboratory tests, abuse potential, or postmarketing experiences.

Drug Information (PDF)

This file contains official product information for Mucus Relief Cold Flu 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 Mucus Relief Cold Flu 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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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.