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Guaifenesin

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Active ingredient
Guaifenesin 400 mg
Other brand names
Drug class
Expectorant
Dosage form
Tablet
Route
Oral
Prescription status
OTC (over the counter)
Marketed in the U.S.
Since 2014
Label revision date
April 19, 2021
Active ingredient
Guaifenesin 400 mg
Other brand names
Drug class
Expectorant
Dosage form
Tablet
Route
Oral
Prescription status
OTC (over the counter)
CSA schedule
Not a scheduled drug
Marketed in the U.S.
Since 2014
Label revision date
April 19, 2021
Manufacturer
Allegiant Health
Registration number
M012
NDC root
69168-916

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Drug Overview

This medication is designed to help loosen phlegm (mucus) and thin bronchial secretions, making your coughs more productive. By doing so, it aids in clearing the bronchial passageway of bothersome mucus, which can help you breathe more easily and feel more comfortable when you're dealing with respiratory issues.

Often referred to as "Mucus Relief," this product is particularly useful when you're experiencing congestion and need support in managing your symptoms.

Uses

If you're dealing with a cough that produces mucus, this medication can help. It works by loosening phlegm (a type of mucus) and thinning out bronchial secretions. This makes your coughs more productive, allowing you to clear out bothersome mucus from your bronchial passageways more effectively. By easing the congestion, you can breathe easier and feel more comfortable.

Dosage and Administration

If you are an adult or a child aged 12 years and older, you should take 1 caplet every 4 hours as needed while your symptoms continue. It’s important to drink a full glass of water with each caplet to help it work effectively. However, make sure not to take more than 6 caplets in a 24-hour period to avoid any potential side effects.

For children under 12 years of age, this medication is not recommended, so please do not use it for younger children. Always follow these guidelines to ensure safe and effective use of the medication.

What to Avoid

It's important to use this medication responsibly to ensure your safety and well-being. You should never exceed the recommended dosage, as doing so can lead to unwanted effects. Additionally, avoid using this medication for more than 7 days, as prolonged use may not be safe.

By following these guidelines, you can help prevent potential issues and ensure that the medication works effectively for you. If you have any questions or concerns about your treatment, be sure to discuss them with your healthcare provider.

Side Effects

If you experience a cough that lasts more than 7 days, comes back, or is accompanied by fever, rash, or a persistent headache, it's important to stop using the medication and consult a doctor, as these symptoms could indicate a serious condition.

Before using this medication, you should also talk to your doctor if you have a persistent or chronic cough due to smoking, asthma, chronic bronchitis, or emphysema, or if your cough is accompanied by excessive phlegm (mucus).

Warnings and Precautions

Before using this product, it's important to consult your doctor if you have a persistent or chronic cough, especially if it's related to smoking, asthma, chronic bronchitis, or emphysema. Additionally, if your cough comes with excessive phlegm (mucus), please seek medical advice.

While using this product, make sure to follow the recommended dosage and do not use it for more than 7 days. If you accidentally take too much, seek emergency medical help immediately or contact a Poison Control Center at 1-800-222-1222.

You should stop using the product and call your doctor if your cough lasts longer than 7 days, comes back, or is accompanied by fever, rash, or a persistent headache, as these may indicate a more serious health issue.

Overdose

If you suspect an accidental overdose, it’s important 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.

Always err on the side of caution—if you notice any concerning symptoms or if you’re unsure, don’t hesitate to get help right away. Your health and safety are the top priority.

Pregnancy Use

If you are pregnant or planning to become pregnant, it’s important to consult with a healthcare professional before using this medication. They can provide guidance tailored to your specific situation and help you understand any potential risks. Always prioritize your health and the health of your baby by seeking expert advice.

Lactation Use

If you are breastfeeding or planning to breastfeed, it's important to consult with your healthcare professional before using any medication. They can provide guidance on the safety and potential effects on both you and your baby. Always prioritize open communication with your doctor to ensure the best outcomes for you and your nursing infant.

Pediatric Use

It's important to know that this medication should not be used in children under 12 years of age. For those who are 12 years and older, the recommended dosage is one caplet every four hours, taken with a full glass of water, as long as symptoms continue. However, you should not exceed six doses in a 24-hour period.

Always keep this medication out of reach of children. If you suspect an accidental overdose, seek medical help immediately or contact a Poison Control Center at 1-800-222-1222. Your child's safety is a priority, so please follow these guidelines carefully.

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 know that the drug insert does not provide specific information about dosage adjustments, special monitoring, or precautions for your condition. This means that there are no tailored guidelines for how this medication may affect you if you have hepatic impairment (issues with liver function).

Always consult your healthcare provider for personalized advice and to discuss any concerns you may have regarding your liver health and medication use. They can help ensure that you receive the safest and most effective treatment based on your individual needs.

Drug Interactions

It's important to have open conversations with your healthcare provider about any medications you are taking, even if there are no specific drug interactions or laboratory test interactions noted for your treatment. This ensures that your healthcare team can monitor your health effectively and make informed decisions about your care.

Always feel free to ask questions and share all the medications and supplements you are using. This way, you can work together to ensure your treatment is safe and effective.

Storage and Handling

To ensure the best performance of your product, store it at a temperature of 25°C (77°F), allowing for brief periods between 15° to 30°C (59° to 86°F). It's important to keep the product in a dry location and avoid exposing it to heat, as this can affect its effectiveness.

When handling the product, always do so with clean hands and in a clean environment to maintain its integrity. Following these guidelines will help ensure that the product remains safe and effective for your use.

Additional Information

For adults and children aged 12 years and older, you should take 1 caplet every 4 hours with a full glass of water as long as your symptoms continue. However, make sure not to exceed 6 doses in a 24-hour period. If your child is under 12 years old, do not use this medication. There are no additional details available regarding laboratory tests, abuse potential, or patient counseling.

FAQ

What is the purpose of this medication?

This medication helps loosen phlegm (mucus) and thin bronchial secretions, making coughs more productive to clear bothersome mucus from the bronchial passageway.

Who can use this medication?

Adults and children 12 years of age and older can use this medication. Children under 12 years of age should not use it.

What is the recommended dosage for adults and children 12 years and older?

You should take 1 caplet every 4 hours with a full glass of water while symptoms persist, but do not exceed 6 doses in 24 hours.

What should I do if my cough lasts more than 7 days?

You should stop using the medication and ask a doctor if your cough lasts for more than 7 days, recurs, or is accompanied by fever, rash, or persistent headache.

Are there any precautions I should take before using this medication?

Yes, ask a doctor before use if you have a persistent or chronic cough, such as from smoking, asthma, chronic bronchitis, or emphysema, or if your cough is accompanied by excessive phlegm.

What should I do in case of an accidental overdose?

In case of accidental overdose, get medical help or contact a Poison Control Center at 1-800-222-1222 immediately.

How should I store this medication?

Store the medication at 25°C (77°F) with excursions between 15° to 30°C (59° to 86°F) in a dry place, away from heat.

Can I use this medication while pregnant or breastfeeding?

You should ask a healthcare professional before using this medication if you are pregnant or breastfeeding.

Packaging Info

Below are the non-prescription pack sizes of Mucus Relief. Columns show Packaging, Formulation Type, and Active Ingredient Strength.

Packaging configurations for Mucus Relief.
Details

Drug Information (PDF)

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

View product document (PDF)

Description

The product identified by SPL Code 34089-3 is indicated for mucus relief. It is formulated to alleviate symptoms associated with excessive mucus production.

Uses and Indications

This drug is indicated for the relief of cough associated with respiratory tract conditions characterized by the presence of thick mucus. It helps to loosen phlegm and thin bronchial secretions, thereby facilitating more productive coughs to clear the bronchial passageway of bothersome mucus.

Limitations of Use: This medication is not intended for the treatment of cough due to smoking, asthma, or emphysema.

Dosage and Administration

Adults and children 12 years of age and older are instructed to take 1 caplet every 4 hours with a full glass of water, as needed while symptoms persist. It is imperative that the total dosage does not exceed 6 caplets within a 24-hour period.

The use of this medication is not recommended for children under 12 years of age.

Contraindications

There are no specific contraindications identified for this product. However, it is essential to adhere to the following guidelines to ensure safe use:

  • Do not exceed the recommended dosage, as this may lead to adverse effects.

  • Do not use the product for more than 7 days to avoid potential complications associated with prolonged use.

Warnings and Precautions

Healthcare professionals should exercise caution when recommending this product. It is imperative to consult a physician prior to use in patients with a persistent or chronic cough, particularly those associated with smoking, asthma, chronic bronchitis, or emphysema. Additionally, patients presenting with a cough accompanied by excessive phlegm (mucus) should also seek medical advice before using this product.

When administering this product, it is crucial to adhere to the recommended dosage guidelines. Exceeding the recommended dosage or using the product for more than 7 consecutive days is not advised, as this may lead to adverse effects.

In the event of an accidental overdose, immediate medical assistance should be sought. Healthcare professionals should instruct patients to contact a Poison Control Center at 1-800-222-1222 without delay.

Patients should be advised to discontinue use and consult a physician if their cough persists for more than 7 days, recurs, or is accompanied by additional symptoms such as fever, rash, or a persistent headache. These symptoms may indicate a more serious underlying condition that requires further evaluation and intervention.

Side Effects

Patients should discontinue use and consult a healthcare professional if a cough persists for more than 7 days, recurs, or is accompanied by fever, rash, or a persistent headache, as these symptoms may indicate a serious underlying condition.

Before initiating treatment, patients are advised to seek medical advice if they have a persistent or chronic cough associated with smoking, asthma, chronic bronchitis, or emphysema. Additionally, a cough accompanied by excessive phlegm (mucus) warrants consultation with a healthcare provider prior to use.

Drug Interactions

There are no specific drug interactions or laboratory test interactions identified in the available data. Therefore, no dosage adjustments or monitoring recommendations are necessary at this time.

Packaging & NDC

Below are the non-prescription pack sizes of Mucus Relief. Columns show Packaging, Formulation Type, and Active Ingredient Strength.

Packaging configurations for Mucus Relief.
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 1 caplet every 4 hours with a full glass of water, while symptoms persist. The maximum allowable dosage is 6 caplets in a 24-hour period.

It is essential to keep this medication out of reach of children. In the event of an accidental overdose, immediate medical assistance should be sought, or contact a Poison Control Center at 1-800-222-1222.

Geriatric Use

There is no specific information available regarding the use of this medication in geriatric patients, including dosage adjustments, safety concerns, or special precautions. Healthcare providers should exercise caution when prescribing this medication to elderly patients, as individual responses may vary. It is advisable to monitor these patients closely for any adverse effects or changes in efficacy.

Pregnancy

Pregnant patients should consult a healthcare professional prior to using this medication. The safety of this drug during pregnancy has not been established, and potential risks to fetal outcomes are not fully understood. It is essential for women of childbearing potential to discuss their individual circumstances with their healthcare provider to weigh the benefits and risks associated with the use of this medication during pregnancy.

Lactation

Lactating mothers are advised to consult a healthcare professional prior to using this medication. There is currently no available data regarding the excretion of this drug 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 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 absence of guidance necessitates careful clinical judgment.

Hepatic Impairment

Patients with hepatic impairment have not been specifically studied in relation to this medication. Consequently, there are no dosage adjustments, special monitoring requirements, or precautions outlined 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 prudent in these cases, although specific parameters are not defined in the prescribing information.

Overdosage

In the event of an accidental 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 to mitigate potential adverse effects associated with 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

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

No postmarketing experience details are available in the insert text.

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 accidental overdose. It is important for patients to be aware that they should discontinue use and consult a doctor if their cough persists for more than 7 days, recurs, or is accompanied by symptoms such as fever, rash, or a persistent headache, as these may indicate a serious underlying condition.

Patients should be instructed not to exceed the recommended dosage while using this product and to limit its use to no more than 7 days. Additionally, healthcare providers should encourage patients to consult a doctor prior to use if they have a persistent or chronic cough associated with conditions such as smoking, asthma, chronic bronchitis, or emphysema. Furthermore, patients should be advised to seek medical advice if their cough is accompanied by excessive phlegm (mucus).

Storage and Handling

The product is supplied in a configuration that includes specific NDC numbers, which are essential for identification and inventory management. It is recommended to store the product at a controlled room temperature of 25°C (77°F), with permissible excursions between 15°C to 30°C (59°F to 86°F).

To ensure the integrity of the product, it should be kept in a dry place, away from heat sources. Proper handling and storage conditions are crucial to maintain the product's efficacy and safety.

Additional Clinical Information

Adults and children aged 12 years and older are advised to take 1 caplet every 4 hours with a full glass of water while symptoms persist, ensuring that the total does not exceed 6 doses in a 24-hour period. The use of this medication is not recommended for children under 12 years of age. No further information is available regarding laboratory tests, abuse potential, patient counseling, or postmarketing experiences.

Drug Information (PDF)

This file contains official product information for Mucus Relief, 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, 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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Primary FDA sources:

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.