Deconex DMX Generic Name: Phenylephrine/Dextromethorphan/Guaifenesin
Examples include Deconex DMX and Maxiphen DM
Deconex DMX is used for:
Relieving congestion, cough, and throat and airway irritation due to colds, flu, or hay fever. It may also be used for other conditions as determined by your doctor.
Deconex DMX is a decongestant, cough suppressant, and expectorant combination. It works by constricting blood vessels, reducing swelling in the nasal passages, and loosening mucus and lung secretions in the chest, making coughs more productive. The cough suppressant works in the brain to help decrease the cough reflex.
Do NOT use Deconex DMX if:
- you are allergic to any ingredient in Deconex DMX
- you have severe high blood pressure, rapid heartbeat, or other severe heart problems (eg, heart blood vessel disease)
- you have taken furazolidone or a monoamine oxidase inhibitor (MAOI) (eg, phenelzine) within the last 14 days
Contact your doctor or health care provider right away if any of these apply to you.
Before using Deconex DMX :
Some medical conditions may interact with Deconex DMX . Tell your doctor or pharmacist if you have any medical conditions, especially if any of the following apply to you:
- if you are pregnant, planning to become pregnant, or are breast-feeding
- if you are taking any prescription or nonprescription medicine, herbal preparation, or dietary supplement
- if you have allergies to medicines, foods, or other substances
- if you have a history of glaucoma, enlarged prostate gland or other prostate problems, heart problems, diabetes, high blood pressure, blood vessel problems, adrenal gland problems, mental or mood problems (eg, depression), an overactive thyroid, seizures, or stroke
- if you have a chronic cough, chronic obstructive pulmonary disease (COPD), or other lung problems (eg, asthma, chronic bronchitis, emphysema), or if your cough produces large amounts of mucus
- if you are in poor health or are very overweight
Some MEDICINES MAY INTERACT with Deconex DMX . Tell your health care provider if you are taking any other medicines, especially any of the following:
- Digoxin or droxidopa because the risk of irregular heartbeat or heart attack may be increased
- Beta-blockers (eg, propranolol), catechol-O-methyltransferase (COMT) inhibitors (eg, tolcapone), furazolidone, indomethacin, MAOIs (eg, phenelzine), or tricyclic antidepressants (eg, amitriptyline) because they may increase the risk of Deconex DMX 's side effects
- Bromocriptine because the risk of its side effects may be increased by Deconex DMX
- Guanadrel, guanethidine, mecamylamine, methyldopa, or reserpine because their effectiveness may be decreased by Deconex DMX
This may not be a complete list of all interactions that may occur. Ask your health care provider if Deconex DMX may interact with other medicines that you take. Check with your health care provider before you start, stop, or change the dose of any medicine.
How to use Deconex DMX :
Use Deconex DMX as directed by your doctor. Check the label on the medicine for exact dosing instructions.
- Take Deconex DMX by mouth with or without food.
- Take Deconex DMX with a full glass of water (8 oz/240 mL).
- Drink plenty of water while taking Deconex DMX .
- If you miss a dose of Deconex DMX , take it as soon as possible. If it is almost time for your next dose, skip the missed dose and go back to your regular dosing schedule. Do not take 2 doses at once.
Ask your health care provider any questions you may have about how to use Deconex DMX .
Important safety information:
- Deconex DMX may cause dizziness or drowsiness. These effects may be worse if you take it with alcohol or certain medicines. Use Deconex DMX with caution. Do not drive or perform other possibly unsafe tasks until you know how you react to it.
- Deconex DMX has phenylephrine and dextromethorphan in it. Before you start any new medicine, check the label to see if it has phenylephrine or dextromethorphan in it too. If it does or if you are not sure, check with your doctor or pharmacist.
- Do NOT exceed the recommended dose or take Deconex DMX for longer than prescribed without checking with your doctor.
- If your symptoms do not get better within 5 to 7 days or if they get worse, check with your doctor or pharmacist.
- Do not use Deconex DMX for a cough with a lot of mucus. Do not use it for a long-term cough (eg, caused by asthma, emphysema, smoking). However, you may use it for these conditions if your doctor tells you to.
- Deconex DMX may interfere with certain lab tests. Be sure that your doctor and lab personnel know you are taking Deconex DMX .
- Tell your doctor or dentist that you take Deconex DMX before you receive any medical or dental care, emergency care, or surgery.
- Use Deconex DMX with caution in the ELDERLY; they may be more sensitive to its effects.
- Deconex DMX should be used with extreme caution in CHILDREN younger than 6 years old; safety and effectiveness in these children have not been confirmed.
- PREGNANCY and BREAST-FEEDING: It is not known if Deconex DMX can cause harm to the fetus. If you become pregnant, contact your doctor. You will need to discuss the benefits and risks of using Deconex DMX while you are pregnant. It is not known if Deconex DMX is found in breast milk. Do not breast-feed while taking Deconex DMX .
Possible side effects of Deconex DMX :
All medicines may cause side effects, but many people have no, or minor side effects. Check with your doctor if any of these most COMMON side effects persist or become bothersome:
Diarrhea; dizziness; drowsiness; excitability; headache; irritability; nausea; stomach upset; trouble sleeping.Seek medical attention right away if any of these SEVERE side effects occur:
Severe allergic reactions (rash; hives; itching; difficulty breathing; tightness in the chest; swelling of the mouth, face, lips, or tongue); difficulty urinating; fast, slow, or irregular heartbeat; fever; hallucinations; mental or mood changes (eg, anxiety, nervousness); paleness; seizures; severe or persistent dizziness, lightheadedness, or headache; tremor.
This is not a complete list of all side effects that may occur. If you have questions about side effects, contact your health care provider. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088. You may also report side effects at http://www.fda.gov/medwatch.
If OVERDOSE is suspected:
Contact 1-800-222-1222 (the American Association of Poison Control Centers), your local poison control center (http://www.aapcc.org), or emergency room immediately. Symptoms may include blurred vision; confusion; difficulty urinating; fast or shallow breathing; hallucinations; paleness; restlessness; seizures; severe dizziness, lightheadedness, or headache; severe drowsiness; unusually fast, slow, or irregular heartbeat; vomiting.Proper storage of Deconex DMX :
Store Deconex DMX at room temperature, between 59 and 86 degrees F (15 and 30 degrees C). Store away from heat, moisture, and light. Do not store in the bathroom. Keep Deconex DMX out of the reach of children and away from pets.
- If you have any questions about Deconex DMX , please talk with your doctor, pharmacist, or other health care provider.
- Deconex DMX is to be used only by the patient for whom it is prescribed. Do not share it with other people.
- If your symptoms do not improve or if they become worse, check with your doctor.
This information is a summary only. It does not contain all information about Deconex DMX . If you have questions about the medicine you are taking or would like more information, check with your doctor, pharmacist, or other health care provider.
- Certuss-D Concise Consumer Information (Cerner Multum)