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Desgen Dm

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Active ingredients
  • Guaifenesin 100 mg/5 mL
  • Dextromethorphan Hydrobromide 10 mg/5 mL
  • Phenylephrine Hydrochloride 5 mg/5 mL
Other brand names
Drug classes
Expectorant, Sigma-1 Agonist, Uncompetitive N-methyl-D-aspartate Receptor Antagonist, alpha-1 Adrenergic Agonist
Dosage form
Solution
Route
Oral
Prescription status
OTC (over the counter)
Marketed in the U.S.
Since 2014
Label revision date
November 12, 2025
Active ingredients
  • Guaifenesin 100 mg/5 mL
  • Dextromethorphan Hydrobromide 10 mg/5 mL
  • Phenylephrine Hydrochloride 5 mg/5 mL
Other brand names
Drug classes
Expectorant, Sigma-1 Agonist, Uncompetitive N-methyl-D-aspartate Receptor Antagonist, alpha-1 Adrenergic Agonist
Dosage form
Solution
Route
Oral
Prescription status
OTC (over the counter)
CSA schedule
Not a scheduled drug
Marketed in the U.S.
Since 2014
Label revision date
November 12, 2025
Manufacturer
Kramer Novis
Registration number
M012
NDC root
52083-646

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Drug Overview

DESGEN DM is a medication designed to help relieve symptoms associated with colds and inhaled irritants. It works by suppressing coughs caused by minor throat and bronchial irritation, making it easier for you to breathe. Additionally, DESGEN DM helps loosen phlegm (mucus) and thin bronchial secretions, which can clear out your bronchial passageways and make your coughs more productive. It also provides temporary relief from nasal congestion, helping you feel more comfortable when you're under the weather.

Uses

If you're dealing with a cough caused by minor throat and bronchial irritation from a cold or inhaled irritants, this medication can help suppress that cough. It also works to loosen phlegm (mucus) and thin out bronchial secretions, making it easier for you to clear your airways and have more productive coughs.

Additionally, if you're experiencing nasal congestion due to a cold, this medication can provide temporary relief, helping you breathe more comfortably.

Dosage and Administration

When taking this medication, adults and children aged 12 years and older should take 2 teaspoons (10 mL) every 4 hours. For children between the ages of 6 and under 12, the recommended dose is 1 teaspoon (5 mL) every 4 hours. It’s important to note that this medication should not be given to children under 6 years of age.

Make sure not to exceed 6 doses in a 24-hour period. This means you should carefully track how many doses you take to avoid taking too much. Always follow these guidelines to ensure safe and effective use of the medication.

What to Avoid

It's important to keep this medication out of reach of children to prevent any accidental ingestion. If you suspect an overdose, seek medical assistance immediately or contact a Poison Control Center for guidance.

While there are no specific contraindications, risks of abuse, misuse, or dependence associated with this medication, always use it responsibly and as directed. Your safety is a priority, so please follow these precautions carefully.

Side Effects

You should be aware of some important warnings and potential side effects when considering this medication. It is not safe to use if you are currently taking a monoamine oxidase inhibitor (MAOI), which is a type of medication for depression or certain other conditions, or if you have stopped taking an MAOI within the last two weeks. Before using this medication, consult your doctor if you have diabetes, heart disease, thyroid disease, high blood pressure, difficulty urinating due to an enlarged prostate, or a chronic cough associated with conditions like smoking or asthma.

If you experience nervousness, dizziness, or sleeplessness, or if your symptoms do not improve within seven days, you should stop using the medication and consult your doctor. Additionally, if your cough lasts more than seven days, returns, or is accompanied by fever, rash, or a persistent headache, these could indicate a more serious issue, and you should seek medical advice. If you are pregnant or breastfeeding, it's important to talk to a healthcare professional before using this medication.

Warnings and Precautions

You should not use this product if you are currently taking a prescription monoamine oxidase inhibitor (MAOI) for depression, psychiatric conditions, or Parkinson’s disease, or if you have stopped taking an MAOI within the last two weeks. If you are unsure whether your medication contains an MAOI, please consult your doctor or pharmacist before using this product.

Before using this product, it’s important to talk to your doctor if you have any of the following conditions: diabetes, heart disease, thyroid disease, high blood pressure, difficulty urinating due to an enlarged prostate, or a cough that produces a lot of mucus or lasts a long time, especially if you have a history of smoking, asthma, chronic bronchitis, or emphysema. Always follow the dosage instructions carefully and do not exceed the recommended amount.

You should stop using this product and contact your doctor if you experience nervousness, dizziness, or sleeplessness, if your symptoms do not improve within 7 days, or if your cough lasts more than 7 days, returns, or is accompanied by fever, rash, or a persistent headache, as these may indicate a more serious condition. If you are pregnant or breastfeeding, consult a healthcare professional before use. In case of accidental overdose, seek medical help or contact a Poison Control Center immediately.

Overdose

If you suspect an accidental overdose, it’s important to seek medical help immediately or contact a Poison Control Center. Signs of an overdose can vary, but they may include unusual symptoms that are not typical for you.

Acting quickly is crucial, so don’t hesitate to reach out for assistance. Your health and safety are the top priority, and professionals are equipped to provide the necessary support.

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 and any medications you may consider.

Pediatric Use

When it comes to using this medication for children, it's important to follow specific guidelines. For children aged 6 to under 12 years, the recommended dosage is 1 teaspoon (5 mL) every 4 hours. However, if your child is under 6 years old, you should not use this medication at all.

Always keep this medication out of reach of children. In the event of an accidental overdose, seek medical help immediately or contact a Poison Control Center for assistance. Your child's safety is the top priority, so please adhere to these recommendations closely.

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 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 for patients with renal impairment (kidney issues) are not provided.

Always consult your healthcare provider for personalized advice and to ensure that any medications you take are safe and appropriate for your kidney health. They can help you understand how your condition may affect your treatment and what steps to take for your safety.

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 crucial to talk to your healthcare provider about any medications you are currently taking, especially if you are on a prescription monoamine oxidase inhibitor (MAOI). Using this medication while on an MAOI or within two weeks of stopping it can lead to serious interactions that may affect your health. Always ensure that your doctor is aware of all the medications you are using to help prevent any potential risks.

Storage and Handling

To ensure the safety and effectiveness of your product, always check that the security seal is intact before use; do not use it if the seal is torn, broken, or missing. For proper storage, keep the product at a controlled room temperature between 15-30°C (59-86°F) and protect it from excessive heat or humidity, as these conditions can affect its quality.

When handling the product, make sure to do so in a clean environment to maintain its integrity. 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 a healthcare professional before using it. Always keep this medication out of reach of children. In the event of an accidental overdose, seek medical help or contact a Poison Control Center immediately.

FAQ

What is DESGEN DM used for?

DESGEN DM suppresses cough due to minor throat and bronchial irritation associated with a cold or inhaled irritants, helps loosen phlegm (mucus), and temporarily relieves nasal congestion.

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

Adults and children 12 years of age and over should take 2 teaspoons (10 mL) every 4 hours.

Can children under 6 years use DESGEN DM?

No, DESGEN DM should not be used in children under 6 years of age.

What should I do in case of accidental overdose?

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

Are there any warnings for using DESGEN DM?

Do not use DESGEN DM if you are taking a prescription monoamine oxidase inhibitor (MAOI) or for 2 weeks after stopping an MAOI. Consult a doctor if you have certain health conditions like diabetes or heart disease.

What should I do if symptoms do not improve?

Stop use and ask a doctor if symptoms do not get better within 7 days or are accompanied by fever, or if the cough lasts more than 7 days.

Is it safe to use DESGEN DM during pregnancy or breastfeeding?

If you are pregnant or breastfeeding, ask a health professional before using DESGEN DM.

How should DESGEN DM be stored?

Store DESGEN DM at controlled room temperature between 15-30°C (59-86°F) and avoid excessive heat or humidity.

Packaging Info

Below are the non-prescription pack sizes of Desgen Dm (dextromethorphan hbr, guaifenesin, phenylephrine hcl). Columns show Packaging, Formulation Type, and Active Ingredient Strength.

Packaging configurations for Desgen Dm.
Details

Drug Information (PDF)

This file contains official product information for Desgen Dm, 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 suppression of cough due to minor throat and bronchial irritation associated with a cold or inhaled irritants. It aids in loosening phlegm (mucus) and thinning bronchial secretions, facilitating the clearance of bothersome mucus from the bronchial passageways, thereby enhancing the productivity of coughs. Additionally, this drug provides temporary relief from nasal congestion resulting from a cold.

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

Dosage and Administration

Adults and children aged 12 years and over are advised to take 2 teaspoons (10 mL) every 4 hours as needed. For children aged 6 to under 12 years, the recommended dosage is 1 teaspoon (5 mL) every 4 hours. It is important to note that the product should not be used in children under 6 years of age.

Healthcare professionals should ensure that patients do not exceed 6 doses within a 24-hour period to avoid potential overdose.

Contraindications

Use of this product is contraindicated in the following situations:

  • The product should be kept out of reach of children to prevent accidental ingestion.

  • In the event of an accidental overdose, immediate medical assistance should be sought or contact with a Poison Control Center is advised.

Warnings and Precautions

Use of this product is contraindicated in individuals currently taking a prescription monoamine oxidase inhibitor (MAOI), which includes certain medications prescribed for depression, psychiatric or emotional conditions, or Parkinson’s disease. Additionally, this product should not be used for a period of two weeks following the discontinuation of an MAOI. Healthcare professionals should advise patients to consult with a doctor or pharmacist if they are uncertain whether their prescription medication contains an MAOI.

Prior to using this product, patients should seek medical advice if they have any of the following conditions: diabetes, heart disease, thyroid disease, high blood pressure, difficulty urinating due to an enlarged prostate gland, or a cough that is productive of excessive phlegm. Furthermore, individuals with a chronic cough, such as that associated with smoking, asthma, chronic bronchitis, or emphysema, should also consult a healthcare provider before use.

It is imperative that patients adhere strictly to the recommended dosage and not exceed the directed amount while using this product.

Patients should discontinue use and consult a healthcare professional if they experience any of the following: increased nervousness, dizziness, or sleeplessness; if symptoms do not improve within seven days or are accompanied by fever; or if a cough persists for more than seven days, recurs, or is associated with fever, rash, or a persistent headache. These symptoms may indicate a more serious underlying condition.

For individuals who are pregnant or breastfeeding, it is essential to seek guidance from a healthcare professional prior to using this product.

In the event of an accidental overdose, immediate medical assistance should be sought, or contact with a Poison Control Center should be established without delay.

Side Effects

Patients should be aware of the potential adverse reactions associated with the use of this medication. Serious adverse reactions may occur, particularly in individuals with specific pre-existing conditions. It is contraindicated for patients currently taking a prescription monoamine oxidase inhibitor (MAOI) or for those who have discontinued MAOI therapy within the past two weeks.

Before using this medication, patients should consult a healthcare provider if they have a history of diabetes, heart disease, thyroid disease, high blood pressure, or difficulty urinating due to an enlarged prostate gland. Additionally, individuals experiencing a cough that produces excessive phlegm or a chronic cough related to smoking, asthma, chronic bronchitis, or emphysema should seek medical advice prior to use.

Patients are advised to discontinue use and consult a healthcare professional if they experience symptoms such as nervousness, dizziness, or sleeplessness. Furthermore, if symptoms do not improve within seven days or are accompanied by fever, or if a cough persists for more than seven days, recurs, or is associated with fever, rash, or a persistent headache, these may indicate a serious condition requiring medical attention.

For pregnant or breastfeeding individuals, it is recommended to seek guidance from a healthcare professional before using this medication.

Drug Interactions

The concomitant use of this medication with prescription monoamine oxidase inhibitors (MAOIs) is contraindicated. Patients should not take this medication while on MAOIs or for a period of two weeks following the discontinuation of MAOI therapy. The combination may result in serious interactions that could pose significant health risks. It is essential for healthcare providers to ensure that patients are not concurrently using MAOIs before initiating treatment with this medication.

Packaging & NDC

Below are the non-prescription pack sizes of Desgen Dm (dextromethorphan hbr, guaifenesin, phenylephrine hcl). Columns show Packaging, Formulation Type, and Active Ingredient Strength.

Packaging configurations for Desgen Dm.
Details

Pediatric Use

Pediatric patients aged 6 to under 12 years may be administered 1 teaspoon (5 mL) every 4 hours. The use of this medication is not recommended for children under 6 years of age.

Healthcare professionals should ensure that the medication is kept out of reach of children. In the event of an accidental overdose, immediate medical assistance should be sought, or contact with a Poison Control Center is advised.

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. 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 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

There is no specific information regarding renal impairment, dosage adjustments, special monitoring, or safety considerations for patients with reduced kidney function. Healthcare professionals should exercise caution and consider individual patient factors when treating patients with renal impairment, as the absence of detailed guidance necessitates careful clinical judgment.

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 prescribing information.

Overdosage

In the event of an accidental overdose, it is imperative to seek immediate medical assistance or contact a Poison Control Center without delay. Prompt intervention is crucial to mitigate potential adverse effects associated with overdosage.

Healthcare professionals should be aware that the symptoms of overdose may vary depending on the specific substance involved. Therefore, a thorough assessment of the patient's condition is essential to determine the appropriate course of action.

Management of overdose typically involves supportive care and symptomatic treatment. Continuous monitoring of the patient's vital signs and clinical status is recommended. In cases where specific antidotes are available, their administration should be considered based on the clinical scenario.

It is essential for healthcare providers to remain vigilant and prepared to implement emergency protocols in the event of an overdose, ensuring the best possible outcomes for affected individuals.

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

Postmarketing experience has identified several adverse reactions reported voluntarily or through surveillance programs. These include nervousness, dizziness, and sleeplessness. Additionally, serious conditions have been noted, characterized by a cough lasting more than seven days, recurrence of cough, or the presence of accompanying symptoms such as fever, rash, or persistent headache.

Patient Counseling

Healthcare providers should advise patients to keep this medication out of reach of children to prevent accidental ingestion. It is important for patients to understand the potential risks associated with overdose. In the event of an accidental overdose, patients should be instructed to seek medical help immediately or contact a Poison Control Center for assistance. This information is crucial for ensuring patient safety and promoting responsible use of the medication.

Storage and Handling

The product is supplied in packaging that includes a security seal. It is imperative that the product not be used if the security seal is torn, broken, or missing.

For optimal storage conditions, the product should be maintained at a controlled room temperature between 15-30°C (59-86°F). It is essential to avoid exposure to excessive heat or humidity to ensure the integrity and efficacy of the product.

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, and in the event of an accidental overdose, patients should seek medical assistance or contact a Poison Control Center immediately.

Drug Information (PDF)

This file contains official product information for Desgen Dm, 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 Desgen Dm, 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.