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Walgreen

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Active ingredient
Guaifenesin 200 mg/10 mL
Other brand names
Drug class
Expectorant
Dosage form
Syrup
Route
Oral
Prescription status
OTC (over the counter)
Marketed in the U.S.
Since 2022
Label revision date
November 26, 2025
Active ingredient
Guaifenesin 200 mg/10 mL
Other brand names
Drug class
Expectorant
Dosage form
Syrup
Route
Oral
Prescription status
OTC (over the counter)
CSA schedule
Not a scheduled drug
Marketed in the U.S.
Since 2022
Label revision date
November 26, 2025
Manufacturer
WALGREEN COMPANY
Registration number
M012
NDC root
0363-7043

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Drug Overview

Guaifenesin is an expectorant that helps loosen phlegm (mucus) and thin bronchial secretions, making coughs more productive. It is designed to relieve mucus and chest congestion, providing you with a clearer airway. This sugar-free medication has a natural cherry flavor and is suitable for individuals aged 12 and over.

By working to thin and loosen mucus, guaifenesin can help you feel more comfortable when dealing with respiratory issues.

Uses

This medication is designed to help you if you're dealing with a cough that produces phlegm (a thick mucus). It works by loosening the phlegm and thinning out bronchial secretions, making it easier for you to cough up the mucus. This can help make your cough more productive, allowing you to clear your airways more effectively.

You can feel confident using this medication, as there are no reported teratogenic effects (which means it doesn't cause birth defects) or nonteratogenic effects associated with it.

Dosage and Administration

When using this medication, it's important to follow the dosing instructions carefully. For adults and children aged 12 years and older, you should take 10 to 20 milliliters (mL) every 4 hours as needed. However, make sure not to exceed 6 doses within a 24-hour period. To ensure accurate dosing, always use the dosing cup that comes with the product, and keep it with the medication for easy access.

Please note that this product is not suitable for children under 12 years of age, so do not use it for younger children. By following these guidelines, you can use the medication safely and effectively.

What to Avoid

If you are using this medication, it's important to know when to stop. You should stop using it and consult your doctor if your cough lasts more than 7 days, returns after improvement, or is accompanied by symptoms like fever, rash, or a persistent headache. These could be signs of a more serious condition that needs medical attention.

Currently, there are no specific contraindications, controlled substance classifications, or concerns regarding abuse, misuse, or dependence associated with this medication. Always prioritize your health and seek guidance from a healthcare professional if you have any questions or concerns.

Side Effects

If you experience a cough that lasts more than 7 days, returns, 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 may indicate a serious condition.

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

Warnings and Precautions

Before using this medication, it's important to consult your doctor if you have a cough that produces a lot of mucus or if your cough is chronic, which can happen with conditions like smoking, asthma, chronic bronchitis, or emphysema.

You should stop using the medication and contact your doctor if your cough lasts more than 7 days, returns after improvement, or is accompanied by symptoms like fever, rash, or a persistent headache, as these could indicate a more serious health issue.

If you suspect an overdose, seek emergency medical help immediately or call the Poison Control Center at (1-800-222-1222). Your health and safety are the top priority, so don’t hesitate to reach out for assistance when needed.

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.

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 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

This product is specifically designed for adults and should not be used in children under 12 years of age. If you have a child who is younger than 12, it is important to avoid using this medication for their safety. Always consult with a healthcare professional if you have questions about appropriate treatments for your child.

Geriatric Use

It's important to note that this medication is not suitable for children under 12 years old. For adults and older teens (12 years and older), the recommended dosage is between 10 to 20 mL every four hours as needed.

If you are caring for an older adult, be mindful of their specific health needs and any other medications they may be taking. Always consult with a healthcare professional before starting any new medication to ensure it is safe and appropriate for their situation.

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 any 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 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 should be used if you have hepatic impairment (issues with liver function).

Before starting any new medication, including this one, you should discuss your liver health with your healthcare provider. They can help determine the best approach for your treatment and ensure your safety.

Drug Interactions

It's important to have open conversations with your healthcare provider about any medications or tests you may be taking. Currently, there are no specific drug interactions or laboratory test interactions noted for this medication. However, every individual’s health situation is unique, and your provider can help ensure that your treatment is safe and effective. Always feel free to ask questions and share all the medications and supplements you are using to avoid any potential issues.

Storage and Handling

To ensure the best performance of your product, store it at room temperature. This means keeping it in a place that is neither too hot nor too cold, typically between 68°F and 77°F (20°C to 25°C).

When handling the product, make sure to do so with clean hands and in a clean environment to maintain its safety and effectiveness. Always follow any specific instructions provided with the product for optimal use.

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 it. Always keep this medication out of reach of children. In the event of an overdose, seek medical help immediately or contact a Poison Control Center at 1-800-222-1222 for assistance.

FAQ

What is Guaifenesin used for?

Guaifenesin is an expectorant that helps loosen phlegm (mucus) and thin bronchial secretions to make coughs more productive.

Who can use Guaifenesin?

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

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

The recommended dosage is 10 to 20 mL every 4 hours, but do not take more than 6 doses in any 24-hour period.

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

Stop use and ask a doctor if your cough lasts for more than 7 days, comes back, or is accompanied by fever, rash, or persistent headache.

Are there any contraindications for using Guaifenesin?

No specific contraindications are mentioned in the provided information.

What should I do in case of an overdose?

In case of overdose, get medical help or contact a Poison Control Center right away at (1-800-222-1222).

Can I use Guaifenesin if I am pregnant or breastfeeding?

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

What flavor does Guaifenesin have?

Guaifenesin has a natural cherry flavor and is sugar-free with no added alcohol.

How should I measure the dosage of Guaifenesin?

You should measure the dosage using the dosing cup provided with the product.

What should I keep in mind while using Guaifenesin?

Keep the carton for future reference on full labeling and store the product at room temperature.

Packaging Info

Below are the non-prescription pack sizes of Walgreen (guaifenesin). Columns show Packaging, Formulation Type, and Active Ingredient Strength.

Packaging configurations for Walgreen.
Details

Drug Information (PDF)

This file contains official product information for Walgreen, 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 specified drug.

Uses and Indications

This drug is indicated for the facilitation of mucus clearance in patients with respiratory conditions. It helps to loosen phlegm and thin bronchial secretions, thereby making coughs more productive.

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

Dosage and Administration

Adults and children aged 12 years and older are advised to take 10 to 20 mL every 4 hours as needed. It is imperative that no more than 6 doses are administered within a 24-hour period. The dosing should be measured exclusively with the dosing cup provided with the product, which should be kept with the product at all times.

This product is not intended for use in children under 12 years of age; therefore, it is contraindicated for this population.

Contraindications

There are no specified contraindications for this product. However, it is advised to 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.

Warnings and Precautions

It is imperative that healthcare professionals advise patients to consult a physician prior to use if they present with a cough characterized by excessive phlegm (mucus) or if the cough is chronic, particularly in cases associated with smoking, asthma, chronic bronchitis, or emphysema.

Patients should be instructed to discontinue use and seek medical advice if their cough persists for more than 7 days, recurs, or is accompanied by additional symptoms such as fever, rash, or a persistent headache. A persistent cough may indicate an underlying serious condition that requires further evaluation.

In the event of an overdose, immediate medical assistance should be sought. Patients or caregivers should contact a Poison Control Center without delay at (1-800-222-1222) for guidance.

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.

Additionally, patients are advised to seek medical advice prior to use if they experience a cough associated with excessive phlegm (mucus) or if they have a chronic cough related to smoking, asthma, chronic bronchitis, or emphysema.

Drug Interactions

There are currently no documented drug interactions associated with this medication. Additionally, there is no information available regarding 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 Walgreen (guaifenesin). Columns show Packaging, Formulation Type, and Active Ingredient Strength.

Packaging configurations for Walgreen.
Details

Pediatric Use

This product is not intended for use in pediatric patients under 12 years of age. The safety and efficacy of this medication have not been established in children younger than 12, and its use in this population is contraindicated.

Geriatric Use

Elderly patients may require careful consideration when using this product, as it is not intended for use in children under 12 years of age. For adults and children aged 12 years and older, the recommended dosage is 10 to 20 mL every 4 hours.

Healthcare providers should monitor geriatric patients closely for any adverse effects, as age-related physiological changes may influence drug metabolism and response. It is advisable to assess the individual needs of elderly patients and adjust dosages accordingly, taking into account their overall health status and any concurrent medications.

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 considered in these populations to ensure the safety of both the mother and the fetus or infant.

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 relation to this medication. Consequently, there are no established 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 overdose, it is imperative to seek immediate medical assistance. Healthcare professionals are advised to contact a Poison Control Center without delay. The national hotline for poison control can be reached at (1-800-222-1222).

Prompt intervention is crucial in managing overdose situations. Symptoms may vary depending on the substance involved, and healthcare providers should be prepared to assess and address any potential complications that may arise.

Management procedures should include a thorough evaluation of the patient's condition, monitoring vital signs, and providing supportive care as necessary. It is essential to follow established protocols for overdose management, which may involve the administration of specific antidotes or other therapeutic measures based on the clinical scenario.

In summary, timely medical intervention and adherence to established management guidelines are critical in the event of an overdose.

Nonclinical Toxicology

If pregnant or breastfeeding, it is advised to consult a health professional prior to 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

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 overdose.

Patients should be instructed to discontinue use and consult a doctor if their cough persists for more than 7 days, returns after improvement, or is accompanied by symptoms such as fever, rash, or a persistent headache. It is important to communicate that a persistent cough may indicate a serious underlying condition.

Additionally, healthcare providers should encourage patients to consult with a doctor prior to use if they have a cough associated with excessive phlegm (mucus) or if they have a chronic cough related to smoking, asthma, chronic bronchitis, or emphysema. This precaution is essential to ensure the safe and effective use of the medication.

Storage and Handling

The product is supplied in various package configurations, with specific NDC numbers available for identification. It is essential to store the product at room temperature to maintain its integrity and efficacy. No special handling requirements are noted; however, standard precautions should be observed to ensure optimal storage conditions.

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. It is essential to keep the medication out of reach of children. In the event of an overdose, patients should seek medical assistance or contact a Poison Control Center immediately at (1-800-222-1222). No further information is available regarding laboratory tests, abuse potential, or postmarketing experiences.

Drug Information (PDF)

This file contains official product information for Walgreen, 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 Walgreen, 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.