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Bio-Z-Cough

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Active ingredients
  • Guaifenesin 400 mg/5 mL
  • Dextromethorphan Hydrobromide 20 mg/5 mL
Other brand names
Drug classes
Expectorant, Sigma-1 Agonist, Uncompetitive N-methyl-D-aspartate Receptor Antagonist
Dosage form
Liquid
Route
Oral
Prescription status
OTC (over the counter)
Marketed in the U.S.
Since 2012
Label revision date
December 31, 2025
Active ingredients
  • Guaifenesin 400 mg/5 mL
  • Dextromethorphan Hydrobromide 20 mg/5 mL
Other brand names
Drug classes
Expectorant, Sigma-1 Agonist, Uncompetitive N-methyl-D-aspartate Receptor Antagonist
Dosage form
Liquid
Route
Oral
Prescription status
OTC (over the counter)
CSA schedule
Not a scheduled drug
Marketed in the U.S.
Since 2012
Label revision date
December 31, 2025
Manufacturer
Advanced Generic Corporation
Registration number
M012
NDC root
45737-251

If you are a healthcare professional or from the pharmaceutical industry please visit this version.

If you are a consumer or patient please visit this version.

Drug Overview

BioZCough251 is a medication designed to help alleviate symptoms associated with coughing. While specific details about its mechanism of action are not provided, it is generally used to provide relief from cough-related discomfort. If you are experiencing a persistent cough, BioZCough251 may be a suitable option to consider for symptom management. Always consult with a healthcare professional for personalized advice and recommendations.

Uses

It seems that there are no specific uses or indications provided for this medication. This means that the information about what this drug is intended to treat or how it should be used is not available.

Additionally, there are no details regarding any potential teratogenic effects (which are harmful effects on a developing fetus) or nonteratogenic effects (which do not affect fetal development). If you have any questions or concerns about this medication, it's best to consult with a healthcare professional for more personalized information.

Dosage and Administration

When taking this medication, it's important to follow the recommended dosage to ensure your safety and effectiveness. For adults and children aged 12 years and older, you should take 1 teaspoonful (which is 5 mL) every 4 hours. However, make sure not to exceed more than 6 doses in a 24-hour period.

If the patient is a child under 12 years of age, it's essential to consult a physician before administering the medication. Always take the medication orally, following the specified timing to help manage your symptoms effectively.

What to Avoid

You should not use this product if you are currently taking a prescription monoamine oxidase inhibitor (MAOI), which is a type of medication used for depression, certain psychiatric or emotional conditions, or Parkinson's disease. Additionally, you must wait at least two weeks after stopping an MAOI before using this product. If you're unsure whether your medication contains an MAOI, please consult your doctor or pharmacist for guidance. It's important to follow these instructions to ensure your safety and well-being.

Side Effects

If you are considering using this medication, it's important to consult your doctor first if you have a cough that produces a lot of mucus or if you have a chronic cough due to conditions like smoking, asthma, chronic bronchitis, or emphysema.

You should also stop using the medication and seek medical advice if your cough lasts more than 7 days, returns, or is accompanied by symptoms such as fever, rash, or a persistent headache, as these may indicate a more serious health issue.

Warnings and Precautions

Before using this product, it's important to consult your doctor if you have a cough that produces a lot of mucus or if your cough is chronic, such as from smoking, asthma, chronic bronchitis, or emphysema. Always follow the dosage instructions carefully and do not exceed the recommended amount.

If your cough lasts more than 7 days, returns, or is accompanied by symptoms like fever, rash, or a persistent headache, stop using the product and contact your doctor. These symptoms could indicate a more serious health issue.

In the event of an overdose, seek emergency medical help or contact a Poison Control Center immediately. Your health and safety are paramount, so please take these precautions seriously.

Overdose

It appears that there is no specific information available regarding overdosage for this medication. However, it’s always important to be aware of the potential risks associated with taking any medication. If you suspect that you or someone else may have taken too much of a medication, look for signs such as unusual drowsiness, confusion, or difficulty breathing.

In the event of an overdose, it is crucial to seek immediate medical help. You can do this by calling your local emergency number or going to the nearest hospital. Always keep the medication packaging on hand, as it can provide important information to healthcare professionals. Remember, when in doubt, it’s better to be safe and get help right away.

Pregnancy Use

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

Lactation Use

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

Pediatric Use

If you have a child under 12 years old, it's important to consult a physician before using this medication. For adults and children aged 12 and older, the recommended dosage is 1 teaspoonful (5 mL) every 4 hours.

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. 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 healthcare providers may not have tailored guidelines for elderly patients.

If you or a loved one is an older adult considering this medication, it’s important to discuss any potential risks and benefits with your healthcare provider. They can help determine the best approach based on individual health needs and conditions. Always prioritize open communication about any concerns you may have regarding medication use.

Renal Impairment

If you have kidney problems, it's important to know that there are no specific guidelines or dosage adjustments mentioned for your condition in the available information. This means that the usual recommendations for monitoring or safety considerations related to renal impairment (kidney issues) are not provided.

It's always best to consult with your healthcare provider about your specific situation, as they can offer personalized advice and ensure that any medications you take are safe and effective for you.

Hepatic Impairment

If you have liver problems, it's important to know that there are no specific guidelines or dosage adjustments mentioned for your condition in the available information. This means that the standard recommendations apply, but you should always consult your healthcare provider for personalized advice. They can help determine the best approach for your treatment and monitor your liver function as needed.

Make sure to keep your doctor informed about your liver health, as they may want to conduct regular liver function tests (which check how well your liver is working) to ensure your safety while using any medication.

Drug Interactions

It's important to be cautious when taking dextromethorphan hydrobromide, especially if you are currently using a prescription monoamine oxidase inhibitor (MAOI) or have stopped taking one within the last two weeks. Combining these medications can lead to serious interactions that may affect your health.

Always discuss any medications you are taking, including over-the-counter drugs, with your healthcare provider. They can help ensure that your treatments are safe and effective, and they can provide guidance on any potential risks.

Storage and Handling

To ensure the best performance and safety of your product, store it at room temperature, ideally between 15 to 30 degrees Celsius (59 to 86 degrees Fahrenheit). It's important to keep it away from excessive heat and humidity, as these conditions can affect its quality.

When handling the product, check for the tamper-evident feature: do not use it if the seal under the cap is torn, broken, or missing. This ensures that the product is safe and has not been compromised. Always follow these guidelines to maintain the integrity and effectiveness of your product.

Additional Information

You should take this medication orally. For adults and children aged 12 years and older, the recommended dose is 1 teaspoonful (5 mL) every 4 hours. If the patient is under 12 years of age, it's important to consult a physician for appropriate dosing guidance.

FAQ

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

You should take 1 teaspoonful (5 mL) every 4 hours, but do not exceed more than 6 doses in any 24-hour period.

What should I do if I am under 12 years of age?

If you are under 12 years of age, consult a physician before use.

What should I do if I am currently taking a monoamine oxidase inhibitor (MAOI)?

Do not use this product if you are taking a prescription MAOI or for 2 weeks after stopping it, as this can lead to serious interactions.

What are the storage instructions for BioZCough251?

Store at room temperature between 15 - 30 degrees Celsius (59 - 86 degrees Fahrenheit) and avoid excessive heat or humidity.

What should I check before using BioZCough251?

Ensure the seal under the cap is not torn, broken, or missing, as this indicates tampering.

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

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

Is it safe to use BioZCough251 if I am pregnant or breastfeeding?

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

What should I do in case of an overdose?

In case of overdose, get medical help or contact a Poison Control Center right away.

Packaging Info

Below are the non-prescription pack sizes of Bio-Z-Cough (dextromethorphan hydrobromide, guaifenesin). Columns show Packaging, Formulation Type, and Active Ingredient Strength.

Packaging configurations for Bio-Z-Cough.
Details

Drug Information (PDF)

This file contains official product information for Bio-Z-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 specified drug.

Uses and Indications

This drug is indicated for use in patients as determined by the prescribing healthcare professional. Currently, there are no specific indications or usage details provided.

There are no known teratogenic or nonteratogenic effects associated with this drug. Healthcare professionals should consider the absence of these effects when evaluating treatment options for their patients.

Dosage and Administration

The recommended dosage for adults and children aged 12 years and older is 1 teaspoonful (5 mL) administered orally every 4 hours. It is imperative that the total number of doses does not exceed 6 in any 24-hour period. For children under 12 years of age, it is advised to consult a physician for appropriate dosing guidance.

Contraindications

Use of this product is contraindicated in patients currently taking a prescription monoamine oxidase inhibitor (MAOI) for the treatment of depression, psychiatric or emotional conditions, or Parkinson's disease, as well as for a period of 2 weeks following the discontinuation of an MAOI. Patients should consult their doctor or pharmacist if they are uncertain about the presence of an MAOI in their current medications.

Warnings and Precautions

Healthcare professionals should exercise caution when recommending this product. It is imperative to advise patients to consult a physician prior to use if they present with a cough that is associated with excessive phlegm (mucus) or if they have a chronic cough, particularly in cases related to smoking, asthma, chronic bronchitis, or emphysema.

Patients must adhere strictly to the recommended dosage and should not exceed the directed amount. In the event that a cough persists for more than 7 days, recurs, or is accompanied by additional symptoms such as fever, rash, or a persistent headache, it is crucial to discontinue use and seek medical advice. These symptoms may indicate a more serious underlying condition that requires further evaluation.

In cases of suspected overdose, immediate medical assistance should be sought, or the patient should contact a Poison Control Center without delay.

Healthcare providers should remain vigilant and ensure that patients are aware of these warnings and precautions to promote safe and effective use of the product.

Side Effects

Patients should be advised to consult a healthcare professional prior to use if they experience a cough that is associated with excessive phlegm (mucus) or if the cough is chronic, as may occur with conditions such as smoking, asthma, chronic bronchitis, or emphysema.

In addition, patients are instructed to discontinue use and seek medical advice if their cough persists for more than 7 days, recurs, or is accompanied by symptoms such as fever, rash, or a persistent headache. These symptoms may indicate the presence of a serious underlying condition that requires further evaluation.

Drug Interactions

The concomitant use of dextromethorphan hydrobromide with prescription monoamine oxidase inhibitors (MAOIs) is contraindicated. This combination can result in serious interactions. It is advised that dextromethorphan hydrobromide not be administered to patients currently taking an MAOI or within two weeks following the discontinuation of an MAOI.

No additional drug interactions or laboratory test interactions have been identified.

Packaging & NDC

Below are the non-prescription pack sizes of Bio-Z-Cough (dextromethorphan hydrobromide, guaifenesin). Columns show Packaging, Formulation Type, and Active Ingredient Strength.

Packaging configurations for Bio-Z-Cough.
Details

Pediatric Use

Children under 12 years of age should consult a physician before use. For adults and children aged 12 years and over, the recommended dosage is 1 teaspoonful (5 mL) every 4 hours. It is important to keep this medication out of the reach of children. In the event of an overdose, immediate medical assistance should be sought, or contact a Poison Control Center.

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 adverse effects or changes in therapeutic response, 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. 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 the safety of both the mother and the developing fetus.

Lactation

Lactating mothers are advised to consult a health professional prior to using this medication. There is currently no available data on 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 not been specifically addressed in the available data regarding dosage adjustments, special monitoring, or safety considerations. Therefore, healthcare professionals should exercise caution when prescribing this medication to patients with reduced kidney function, as the lack of information necessitates careful clinical judgment and monitoring.

Hepatic Impairment

Patients with hepatic impairment have not been specifically studied in relation to the use of 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 available information.

Overdosage

In the absence of specific overdosage information, it is essential for healthcare professionals to remain vigilant and prepared for potential scenarios involving overdose.

Healthcare providers should be aware that the clinical presentation of an overdose may vary significantly depending on the substance involved and the individual patient’s characteristics. Symptoms of overdose can range from mild to severe and may include altered mental status, cardiovascular instability, respiratory distress, and gastrointestinal disturbances.

In the event of suspected overdosage, immediate medical evaluation is recommended. Healthcare professionals should assess the patient's vital signs and conduct a thorough clinical examination. Supportive care should be initiated as necessary, which may include airway management, intravenous fluids, and monitoring of vital parameters.

If specific antidotes or treatments are available for the substance involved, they should be administered according to established protocols. Consultation with a poison control center or toxicology expert may also be warranted to guide management decisions.

It is crucial to document all findings and interventions in the patient's medical record and to report any adverse events to the appropriate regulatory authorities as required.

Nonclinical Toxicology

No relevant information is available regarding teratogenic or non-teratogenic effects. Additionally, there is no pertinent data concerning nonclinical toxicology, animal pharmacology, or toxicology.

Postmarketing Experience

No specific adverse reactions or safety updates related to postmarketing experience have been reported.

Patient Counseling

Healthcare providers should advise patients to keep this medication out of the reach of children to prevent accidental ingestion. It is crucial to emphasize the importance of safety in the home environment, particularly for households with young children.

In the event of an overdose, healthcare providers should instruct patients to seek medical help immediately or contact a Poison Control Center. Patients should be made aware of the signs of overdose and the urgency of obtaining assistance to ensure their safety and well-being.

Storage and Handling

The product is supplied in packaging that includes a tamper evident feature. It is essential to inspect the seal under the cap before use; the product should not be used if the seal is torn, broken, or missing.

For optimal storage, the product should be kept at room temperature, specifically within the range of 15 to 30 degrees Celsius (59 to 86 degrees Fahrenheit). It is important to avoid exposure to excessive heat or humidity to maintain the integrity of the product.

Additional Clinical Information

The medication is administered orally. For adults and children aged 12 years and older, the recommended dosage is 1 teaspoonful (5 mL) every 4 hours. For children under 12 years of age, it is advised to consult a physician for appropriate dosing guidance.

No additional information is available regarding laboratory tests, abuse potential, patient counseling, or postmarketing experience.

Drug Information (PDF)

This file contains official product information for Bio-Z-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 Bio-Z-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.

Learn more in our Editorial Policy

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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.