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Nivanex DMX
Generic name: dextromethorphan, guaifenesin, and phenylephrine
Brand names: Broncotron Ped, Children Giltuss Cough and Cold, Deconex DMX, Desgen DM (Phenylephrine), Desgen Pediatric, Giltuss Cough and Cold, Giltuss TR, G-Supress DX, G-Tron Ped, G-Tusicof, Mucinex Children's Congestion and Cough Very Berry, Mucinex Children's FreeFrom Multi-Symptom Cold Stuffy Nose, Mucinex Children's Multi-Symptom Cold, Mucinex Fast-Max Severe Congestion and Cough, Mucinex Fast-Max Severe Congestion and Cough Clear and Cool, Mucinex FreeFrom Severe Congestion and Cough, Nivanex DMX, Pre
What is Nivanex DMX?
Nivanex DMX is a combination medicine that helps relieve cough, a stuffy nose, and chest congestion caused by allergies, the common cold, or the flu.
Nivanex DMX may also be used for other reasons not mentioned in this medication guide.
This section was rewritten for readability and reviewed for meaning.
How should I take Nivanex DMX?
Use this medicine exactly as directed on the label, or as your doctor prescribes. Cold or cough medicine is meant for short-term use only.
Your dose may change if you switch to a different brand, strength, or form of this medicine. To avoid medication errors, use it exactly as directed on the label, or as your doctor prescribes.
Do not give this medicine to a child without medical advice. Follow all instructions when giving this medicine to a child. Do not use this medicine to make a child sleepy. Misusing this medicine may cause death in very young children.
Swallow the tablet whole; do not crush, chew, or break it.
Measure liquid medicine with the provided measuring device (not a kitchen spoon).
Drink extra fluids to help loosen congestion and keep your throat moist while taking this medication.
Call your doctor if your symptoms do not improve after 7 days, or if you develop a fever, rash, or headache.
Follow the storage instructions that come with this medicine. Your pharmacist can give you more information on how to store this medicine.
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Warnings
Do not use this medicine if you are using or have used an MAO inhibitor in the past 14 days. A dangerous drug interaction could occur. MAO inhibitors include isocarboxazid, linezolid, methylene blue injection, phenelzine, and tranylcypromine.
This section was rewritten for readability and reviewed for meaning.
Before taking this medicine
Do not use this medicine if you are currently using or have used an MAO inhibitor in the last 14 days. A serious drug interaction could happen. MAO inhibitors include isocarboxazid, linezolid, methylene blue injection, phenelzine, and tranylcypromine.
Ask a doctor or pharmacist if this medicine is safe for you if you have:
- heart disease or high blood pressure;
- diabetes;
- a thyroid disorder;
- urination issues due to an enlarged prostate;
- glaucoma;
- epilepsy or another seizure disorder; or
- a cough with mucus, or a cough caused by emphysema or chronic bronchitis.
This medicine may contain phenylalanine and could be harmful if you have phenylketonuria (PKU).
Ask a doctor before using this medicine if you are pregnant or breastfeeding.
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Nivanex DMX side effects
Get emergency medical help if you have signs of an allergic reaction: hives, trouble breathing, swelling of your face, lips, tongue, or throat.
This medicine may cause serious side effects. Stop using this medicine and call your doctor immediately if you have:
- little or no urination;
- fast or slow heartbeats;
- confusion, dizziness, feeling unsteady;
- nervousness, trouble sleeping (insomnia);
- severe nausea or vomiting;
- severe headache, blurred vision, pounding in your neck or ears;
- slow breathing; or
- unusual changes in mood or behavior.
Common side effects of Nivanex DMX may include:
- diarrhea, constipation;
- dizziness, drowsiness;
- trouble sleeping (insomnia); or
- feeling nervous, restless, or irritable.
This is not a complete list of side effects and others may occur. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.
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What happens if I miss a dose?
Nivanex DMX is used as needed. If you miss a dose while on a dosing schedule, skip that dose. 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 help or call the Poison Help line at 1-800-222-1222.
Do not drive or do anything dangerous until you know how this medicine will affect you. Your reactions could be impaired.
Drinking alcohol with this medicine can cause side effects.
Ask a doctor or pharmacist before taking other cough or cold medicines that may have similar ingredients.
This section was rewritten for readability and reviewed for meaning.
What other drugs will affect Nivanex DMX?
Ask a doctor or pharmacist before using any other medicines that can cause drowsiness (such as opioid medication, sleep medicine, a muscle relaxer, or medicine for anxiety or seizures). Inform your doctor about all other medicines you take. This includes prescription and over-the-counter medicines, vitamins, and herbal products. Not all possible interactions are listed here.
This section was rewritten for readability and reviewed for meaning.
Related medicines
Content is provided for education and is not medical advice. See our medical disclaimer.