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Nuedexta Capsules Patient Information including If I Miss a Dose
In this Article
- What is dextromethorphan and quinidine (Nuedexta Capsules)?
- What are the possible side effects of dextromethorphan and quinidine (Nuedexta Capsules)?
- What is the most important information I should know about dextromethorphan and quinidine (Nuedexta Capsules)?
- What should I discuss with my healthcare provider before taking dextromethorphan and quinidine (Nuedexta Capsules)?
- How should I take dextromethorphan and quinidine (Nuedexta Capsules)?
- What happens if I miss a dose (Nuedexta Capsules)?
- What happens if I overdose (Nuedexta Capsules)?
- What should I avoid while taking dextromethorphan and quinidine (Nuedexta Capsules)?
- What other drugs will affect dextromethorphan and quinidine (Nuedexta Capsules)?
- Where can I get more information?
What happens if I miss a dose (Nuedexta Capsules)?
Take the missed dose as soon as you remember. Skip the missed dose if it is almost time for your next scheduled dose. Do not take extra medicine to make up the missed dose.
What happens if I overdose (Nuedexta Capsules)?
Seek emergency medical attention or call the Poison Help line at 1-800-222-1222.
Overdose can cause severe dizziness, confusion, double vision, ringing in your ears, vomiting, rapid heart rate, weak or shallow breathing, a dazed feeling, or seizure (convulsions).
What should I avoid while taking dextromethorphan and quinidine (Nuedexta Capsules)?
Avoid getting up too fast from a sitting or lying position, or you may feel dizzy. Get up slowly and steady yourself to prevent a fall.
Grapefruit and grapefruit juice may interact with dextromethorphan and quinidine and lead to potentially dangerous effects. Discuss the use of grapefruit products with your doctor.
Ask a doctor or pharmacist before using any cough or cold medication. Dextromethorphan is contained in many combination medicines. Taking certain products together can cause you to get too much dextromethorphan. Check the label to see if a medicine contains dextromethorphan (Delsym, Robitussin Maximum Strength, Vicks 44, and others).
What other drugs will affect dextromethorphan and quinidine (Nuedexta Capsules)?
Tell your doctor about all other medicines you use, especially:
- aprepitant (Emend);
- cimetidine (Tagamet);
- digoxin (Lanoxin, Lanoxicaps);
- narcotic cough medicine (codeine or dihydrocodeine);
- ADHD medication such as atomoxetine (Strattera), dextroamphetamine (Adderall), methamphetamine (Desoxyn), methylphenidate (Ritalin, Daytrana, Metadate, Concerta);
- an antidepressant such as amitriptyline (Elavil, Vanatrip, Limbitrol), citalopram (Celexa), desipramine (Norpramin), doxepin (Sinequan), duloxetine (Cymbalta), fluoxetine (Prozac, Sarafem, Symbyax), nortriptyline (Pamelor), nefazodone, paroxetine (Paxil), sertraline (Zoloft), or venlafaxine (Effexor);
- an antibiotic such as clarithromycin (Biaxin), dalfopristin/quinupristin (Synercid), doxycycline (Doryx, Oracea, Periostat, Vibramycin), erythromycin (E.E.S., EryPed, Ery-Tab, Erythrocin, Pediazole), metronidazole (Flagyl), norfloxacin (Noroxin), telithromycin (Ketek), or tetracycline (Ala-Tet, Brodspec, Panmycin, Sumycin, Tetracap);
- antifungal medicine such as fluconazole (Diflucan), itraconazole (Sporanox), ketoconazole (Nizoral), miconazole (Oravig), or voriconazole (Vfend);
- cancer medicine such as doxorubicin (Adriamycin, Doxil), lomustine (CeeNU), tamoxifen (Soltamox);
- heart or blood pressure medication such as amiodarone (Cordarone, Pacerone), betaxolol (Kerlone), captopril (Capoten), carvedilol (Coreg), diltiazem (Cartia, Cardizem), flecainide (Tambocor), labetalol (Normodyne), metoprolol (Dutoprol, Lopressor, Toprol), mexilitene (Mexitil), nicardipine (Cardene), pindolol (Visken), propranolol (Inderal), timolol (Blocadren), verapamil (Calan, Covera, Isoptin, Verelan), and others;
- HIV/AIDS medicine such as atazanavir (Reyataz), delavirdine (Rescriptor), efavirenz (Sustiva, Atripla), fosamprenavir (Lexiva), indinavir (Crixivan), nelfinavir (Viracept), saquinavir (Invirase), or ritonavir (Norvir, Kaletra); or
- pain medication such as codeine (Tylenol #3), hydrocodone (Lortab, Vicodin, Vicoprofen), oxycodone (OxyContin, Percocet), or tramadol (Ultram, Ultracet).
This list is not complete and there are many other drugs that can interact with dextromethorphan and quinidine. Tell your doctor about all medications you use. This includes prescription, over-the-counter, vitamin, and herbal products. Do not start a new medication without telling your doctor. Keep a list of all your medicines and show it to any healthcare provider who treats you.
Where can I get more information?
Your pharmacist can provide more information about dextromethorphan and quinidine.
Remember, keep this and all other medicines out of the reach of children, never share your medicines with others, and use this medication only for the indication prescribed.
Every effort has been made to ensure that the information provided by Cerner Multum, Inc. ('Multum') is accurate, up-to-date, and complete, but no guarantee is made to that effect. Drug information contained herein may be time sensitive. Multum information has been compiled for use by healthcare practitioners and consumers in the United States and therefore Multum does not warrant that uses outside of the United States are appropriate, unless specifically indicated otherwise. Multum's drug information does not endorse drugs, diagnose patients or recommend therapy. Multum's drug information is an informational resource designed to assist licensed healthcare practitioners in caring for their patients and/or to serve consumers viewing this service as a supplement to, and not a substitute for, the expertise, skill, knowledge and judgment of healthcare practitioners. The absence of a warning for a given drug or drug combination in no way should be construed to indicate that the drug or drug combination is safe, effective or appropriate for any given patient. Multum does not assume any responsibility for any aspect of healthcare administered with the aid of information Multum provides. The information contained herein is not intended to cover all possible uses, directions, precautions, warnings, drug interactions, allergic reactions, or adverse effects. If you have questions about the drugs you are taking, check with your doctor, nurse or pharmacist.
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Additional Nuedexta Capsules Information
- Nuedexta Capsules Drug Interactions Center: dextromethorphan-quinidine oral
- Nuedexta Capsules Side Effects Center
- Nuedexta Capsules Overview including Precautions
- Nuedexta Capsules FDA Approved Prescribing Information including Dosage
Nuedexta Capsules - User Reviews
Nuedexta Capsules User Reviews
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Report Problems to the Food and Drug Administration
You are encouraged to report negative side effects of prescription drugs to the FDA. Visit the FDA MedWatch website or call 1-800-FDA-1088.
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