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ED Bron GP

Generic name: guaifenesin and phenylephrine

Brand names: Deconex IR, Despec, ED Bron GP, Gilphex TR, Giltuss Sinus and Congestion, Maxi-Tuss PE Jr, Mucinex Children's Stuffy Nose and Chest Congestion, Mucus Relief Sinus, Rescon-GG, Supress-PE, Aldex G, Aquatab D, D-Phen 1000, Deconex, Donatussin Drops, Duravent PE, Liquibid-PD, MucaphEd, Nariz, Prolex D

Used for common cold
Last updated November 2, 2026 0 views
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What is ED Bron GP?

ED Bron GP is a combination medicine used in adults and children to treat allergy symptoms like a runny or stuffy nose, sneezing, watery eyes, itching of the nose and throat, cough with mucus, sinus pain, and to reduce chest congestion caused by the common cold, hay fever, or other allergies.

There are many brands and forms of guaifenesin and phenylephrine available, and not all brands are included in this leaflet.

ED Bron GP may also be used for other purposes not mentioned in this medication guide.

This section was rewritten for readability and reviewed for meaning.

How should I take ED Bron GP?

Use exactly as directed on the label, or as prescribed by your doctor. Cold or cough medicine is only for short-term use.

Follow all directions when giving ED Bron GP to a child. Do not use the medicine to make a child sleepy. Misuse of this medicine may cause death in very young children.

Measure liquid medicine with the supplied measuring device (not a kitchen spoon).

Take the tablet with a full glass of water.

Your dose needs may change if you switch to a different brand, strength, or form of this medicine. Avoid medication errors by using exactly as directed on the label, or as prescribed by your doctor.

Taking more than your recommended dose will not make this medicine more effective, and may cause serious side effects.

Stop using this medicine and call your doctor if your symptoms do not improve or get worse after 7 days, or if you also have a fever, rash, or headaches.

Store at room temperature away from moisture and heat.

This section was rewritten for readability and reviewed for meaning.

Warnings

Do not use ED Bron GP if you have taken an MAO inhibitor in the last 14 days. A dangerous interaction with the drug could happen. MAO inhibitors include isocarboxazid, linezolid, methylene blue injection, phenelzine, and tranylcypromine.

Taking more than the recommended dose will not increase the effectiveness of ED Bron GP and may lead to serious side effects.

This section was rewritten for readability and reviewed for meaning.

Before taking this medicine

Do not use ED Bron GP if you have taken an MAO inhibitor in the last 14 days. This could lead to a serious drug interaction. MAO inhibitors include isocarboxazid, linezolid, methylene blue injection, phenelzine, and tranylcypromine. Wait at least 14 days after stopping an MAO inhibitor before taking this medicine.

Tell your doctor if you have or have ever had:

  • high blood pressure;
  • heart disease;
  • diabetes;
  • a thyroid disorder;
  • urination problems due to an enlarged prostate; or
  • cough with mucus or a chronic cough caused by smoking, asthma, chronic obstructive pulmonary disease (COPD), or another breathing disorder.

Ask your doctor before using this medicine if you are pregnant or breastfeeding.

Do not give this medicine to a child without medical advice.

This section was rewritten for readability and reviewed for meaning.

ED Bron GP side effects

Get emergency medical help if you have signs of an allergic reaction: hives, difficulty breathing, swelling of your face, lips, tongue, or throat.

ED Bron GP may cause serious side effects. Stop using ED Bron GP and call your doctor right away if you experience:

  • nervousness, dizziness, sleep problems (insomnia).

This is not a complete list of side effects, and others may happen. Call your doctor for medical advice about side effects. You can report side effects to the FDA at 1-800-FDA-1088.

This section was rewritten for readability and reviewed for meaning.

What happens if I miss a dose?

ED Bron GP is taken as needed. If you are following a dosing schedule, skip any dose you missed. Do not take two doses at once.

This section was rewritten for readability and reviewed for meaning.

What happens if I overdose?

Seek emergency medical attention or call the Poison Help line at 1-800-222-1222.

Ask a doctor or pharmacist before taking other cough or cold medicines that may contain similar ingredients.

This section was rewritten for readability and reviewed for meaning.

What other drugs will affect ED Bron GP?

Ask a doctor or pharmacist before using any other medicines that can make you drowsy (like opioid medication, sleep medicine, a muscle relaxer, or medicine for anxiety or seizures). Inform your doctor about all other medicines you are taking. This includes prescription and over-the-counter medicines, vitamins, and herbal products. Not all possible interactions are included here.

This section was rewritten for readability and reviewed for meaning.

Related medicines

Before you take this medicine: the information on this page is general and may not cover your personal circumstances. Read the label supplied with your medicine and ask a pharmacist or doctor if you are unsure, especially if you are pregnant, breastfeeding, taking other medicines or managing a long-term condition.
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Content is provided for education and is not medical advice. See our medical disclaimer.