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Bromphenex DM (Generic Pseudoephedrine)

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Why is this medication prescribed?

Bromphenex DM is a medication typically prescribed for relieving symptoms associated with the common cold, allergies, or respiratory tract infections. It contains two active ingredients: brompheniramine, an antihistamine that helps alleviate symptoms like sneezing, itching, watery eyes, and runny nose;  dextromethorphan, a cough suppressant that helps reduce coughing; and pseudoephedrine, It works by causing narrowing of the blood vessels in the nasal passages.

How should this medicine be used?

It’s essential to follow your doctor’s instructions precisely when taking Bromphenex DM. Typically, it’s taken orally in the form of tablets or liquid. Here are some general guidelines:

  • Dosage: The dosage will vary depending on factors like age, medical condition, and response to treatment. Always follow the dosage instructions provided by your doctor or those on the medication label.
  • Administration: If you’re taking tablets, swallow them whole with a full glass of water. If using the liquid form, measure the dose carefully using a special measuring device or spoon. Don’t use a household spoon, as it may not provide the correct dosage.
  • Frequency: Take Bromphenex DM as directed by your doctor. Typically, it’s taken every 4 to 6 hours, but this can vary. Avoid taking more than the recommended dose or taking it more frequently than prescribed.
  • Duration: Use Bromphenex DM for the duration prescribed by your doctor, even if your symptoms improve. Stopping the medication too early could allow the symptoms to return.
  • Special Instructions: If you miss a dose, take it as soon as you remember. However, if it’s almost time for your next dose, skip the missed dose and continue with your regular dosing schedule. Do not double up on doses to make up for a missed one.
  • Caution: Avoid consuming alcohol or other medications that can cause drowsiness while taking Bromphenex DM, as it can enhance the sedative effects.
  • Medical Guidance: If you have any questions or concerns about how to use Bromphenex DM, consult your doctor or pharmacist for clarification.

Remember, Bromphenex DM is intended to relieve symptoms, not cure underlying conditions. If your symptoms persist or worsen despite taking the medication, seek medical advice promptly.

Other uses for this medicine

While Bromphenex DM is primarily used to alleviate symptoms associated with the common cold, allergies, or respiratory tract infections, it may also be prescribed for other conditions or purposes. Some off-label uses might include treating cough associated with asthma or bronchitis, although these uses would be at the discretion of your healthcare provider.

What special precautions should I follow?

When taking Bromphenex DM, it’s essential to observe some special precautions to ensure safe and effective use:

  • Allergies: Before taking Bromphenex DM, inform your doctor or pharmacist if you have any allergies to brompheniramine, dextromethorphan, or any other ingredients in the medication. This is crucial to avoid potential allergic reactions.
  • Medical History: Provide your doctor with a comprehensive medical history, especially if you have a history of certain medical conditions such as asthma, chronic bronchitis, emphysema, glaucoma, high blood pressure, heart disease, liver disease, kidney disease, seizures, thyroid problems, or urinary retention. Certain medical conditions may affect how your body responds to Bromphenex DM.
  • Pregnancy and Breastfeeding: If you are pregnant or breastfeeding, consult your doctor before using Bromphenex DM. It’s important to weigh the potential risks and benefits with your healthcare provider, as some medications may not be safe during pregnancy or while breastfeeding.
  • Children and Elderly: Use caution when giving Bromphenex DM to children or the elderly, as they may be more sensitive to its effects. Follow dosage instructions carefully and consult with a healthcare provider for appropriate dosing.
  • Driving and Operating Machinery: Bromphenex DM may cause drowsiness or dizziness. Avoid driving, operating heavy machinery, or engaging in activities that require mental alertness until you know how this medication affects you. Limit alcoholic beverages, as alcohol can exacerbate these effects.
  • Drug Interactions: Inform your doctor about all the medications you are currently taking, including prescription drugs, over-the-counter medications, vitamins, and herbal supplements. Bromphenex DM may interact with certain medications, including MAO inhibitors, certain antidepressants, antihistamines, sedatives, tranquilizers, muscle relaxants, and opioid pain medications. These interactions can potentially increase the risk of side effects or reduce the effectiveness of either medication.
  • Overdose: Taking more than the prescribed dose of Bromphenex DM can lead to overdose, which may cause serious symptoms such as severe drowsiness, confusion, hallucinations, seizures, rapid heart rate, flushing, fever, and even coma. If you suspect an overdose, seek immediate medical attention or contact a poison control center right away.

By following these precautions and guidelines, you can use Bromphenex DM safely and effectively under the supervision of your healthcare provider. Always consult with your doctor or pharmacist if you have any questions or concerns about its use.

What special dietary instructions should I follow?

As for special dietary instructions, there are no specific dietary restrictions associated with Bromphenex DM. However, it’s generally recommended to stay hydrated and maintain a healthy diet to support your immune system, especially when dealing with cold or respiratory symptoms.

What should I do if I forget a dose?

If you forget to take a dose of Bromphenex DM, take it as soon as you remember. However, if it is almost time for your next dose, skip the missed dose and continue with your regular dosing schedule. Do not double up on doses to make up for a missed one. Taking extra doses can increase the risk of side effects without providing additional benefits. If you’re unsure about what to do, consult your healthcare provider or pharmacist for guidance.

What side effects can this medication cause?

Bromphenex DM, like any medication, can cause side effects in some individuals. Common side effects associated with Bromphenex DM may include:

  • Drowsiness: Brompheniramine, one of the active ingredients in Bromphenex DM, is an antihistamine known to cause drowsiness in some people. This effect may impair your ability to perform tasks that require mental alertness, such as driving or operating machinery.
  • Dizziness: Some individuals may experience dizziness while taking Bromphenex DM. This side effect can also affect coordination and balance.
  • Dry Mouth: Antihistamines like brompheniramine can reduce saliva production, leading to a dry mouth sensation.
  • Constipation: Dextromethorphan, the cough suppressant component of Bromphenex DM, may cause constipation in some individuals.
  • Blurred Vision: Brompheniramine can affect vision in some people, causing blurred vision or difficulty focusing.
  • Urinary Retention: In rare cases, brompheniramine may lead to difficulty urinating or urinary retention, particularly in individuals with an enlarged prostate gland.
  • Nausea or Upset Stomach: Some individuals may experience gastrointestinal discomfort, including nausea or upset stomach, while taking Bromphenex DM.
  • Headache: Headaches are a potential side effect of Bromphenex DM, although they are less common.
  • Nervousness or Excitability: Some individuals may experience feelings of nervousness or excitability while taking Bromphenex DM.
  • Allergic Reactions: Although rare, allergic reactions to Bromphenex DM can occur. Symptoms may include rash, itching, swelling, severe dizziness, or trouble breathing. Seek medical attention immediately if you experience any signs of an allergic reaction.

It’s essential to monitor for any side effects while taking Bromphenex DM and to report any unusual or severe symptoms to your healthcare provider. Additionally, certain side effects may warrant discontinuation of the medication or prompt medical attention. Always follow your doctor’s instructions and discuss any concerns you have about side effects with them.

What should I know about storage and disposal of this medication?

Here’s what you should know about the storage and disposal of Bromphenex DM:


  • Keep Bromphenex DM tightly closed in its original container, away from moisture, heat, and light.
  • Store it at room temperature (between 68-77 degrees Fahrenheit or 20-25 degrees Celsius).
  • Keep it out of reach of children and pets to prevent accidental ingestion.
  • Do not store Bromphenex DM in the bathroom or near the kitchen sink, where it might be exposed to moisture.
  • Do not use Bromphenex DM past the expiration date printed on the packaging. If it’s expired, discard it properly.


  • Dispose of unused or expired Bromphenex DM properly to prevent accidental ingestion or environmental contamination.
  • Follow any specific disposal instructions provided by your pharmacist or healthcare provider.
  • Do not flush medications down the toilet unless instructed to do so. Instead, consider using a medication take-back program or a community drug disposal program.
  • If a take-back program or disposal program is not available, mix the medication with an undesirable substance (e.g., dirt, cat litter) in a sealed plastic bag and dispose of it in the household trash. Remove any personal information from the medication packaging before disposal.

In case of emergency/overdose

  • In case of emergency or overdose, call your local poison control center at 1-800-222-1222 or seek immediate medical attention.
  • Symptoms of overdose may include severe drowsiness, confusion, hallucinations, seizures, rapid heart rate, flushing, fever, and coma.
  • Do not induce vomiting unless instructed to do so by medical personnel.

What other information should I know?

  • Inform your healthcare provider about all medications, supplements, and herbal products you are currently taking before starting Bromphenex DM, as it may interact with other substances.
  • Avoid alcohol consumption while taking Bromphenex DM, as it may increase the risk of drowsiness and other side effects.
  • Do not drive or operate heavy machinery until you know how Bromphenex DM affects you, as it may cause drowsiness or dizziness.
  • Contact your healthcare provider if your symptoms do not improve or worsen after taking Bromphenex DM.
  • Keep all appointments with your doctor while taking Bromphenex DM for monitoring and dosage adjustments if necessary.

By following these guidelines for storage, disposal, handling emergencies/overdose, and other important information, you can use Bromphenex DM safely and effectively under the guidance of your healthcare provider.

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