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Plaquenil Patient Information including If I Miss a Dose
In this Article
- What is hydroxychloroquine (Plaquenil)?
- What are the possible side effects of hydroxychloroquine (Plaquenil)?
- What is the most important information I should know about hydroxychloroquine (Plaquenil)?
- What should I discuss with my health care provider before taking hydroxychloroquine (Plaquenil)?
- How should I take hydroxychloroquine (Plaquenil)?
- What happens if I miss a dose (Plaquenil)?
- What happens if I overdose (Plaquenil)?
- What should I avoid while taking hydroxychloroquine (Plaquenil)?
- What other drugs will affect hydroxychloroquine (Plaquenil)?
- Where can I get more information?
What happens if I miss a dose (Plaquenil)?
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 (Plaquenil)?
Seek emergency medical attention or call the Poison Help line at 1-800-222-1222. An overdose of hydroxychloroquine can be fatal, especially in children.
Treatment of a hydroxychloroquine overdose must be started quickly. You may be told to induce vomiting right away (at home, before transport to an emergency room). Ask the poison control center how to induce vomiting in the case of a hydroxychloroquine overdose.
Overdose symptoms may include headache, drowsiness, vision changes, slow heart rate, chest pain or heavy feeling, pain spreading to the arm or shoulder, nausea, sweating, seizure (convulsions), shallow breathing, or breathing that stops.
What should I avoid while taking hydroxychloroquine (Plaquenil)?
Follow your doctor's instructions about any restrictions on food, beverages, or activity.
What other drugs will affect hydroxychloroquine (Plaquenil)?
Hydroxychloroquine can harm your liver. This effect is increased when you also use other medicines harmful to the liver. You may need dose adjustments or special tests if you have recently used:
- acetaminophen (Tylenol);
- cancer medications;
- tuberculosis medications;
- birth control pills or hormone replacement therapy;
- arthritis medications such as auranofin (Ridaura) or methotrexate (Rheumatrex, Trexall);
- an ACE inhibitor such as benazepril (Lotensin), enalapril (Vasotec), lisinopril (Prinivil, Zestril), quinapril (Accupril), ramipril (Altace), and others;
- an antibiotic such as dapsone, erythromycin (E.E.S., EryPed, Ery-Tab, Erythrocin, Pediazole), or rifampin (Rifater, Rifadin, Rifamate);
- an antifungal medication such as fluconazole (Diflucan), itraconazole (Sporanox), or ketoconazole (Nizoral);
- cholesterol medications such as niacin (Advicor, Niaspan, Niacor, Simcor, Slo Niacin, and others), atorvastatin (Lipitor, Caduet), lovastatin (Mevacor, Altoprev, Advicor), simvastatin (Zocor, Simcor, Vytorin), and others;
- HIV/AIDS medications such as lamivudine (Combivir, Epivir), abacavir/lamivudine/zidovudine (Trizivir), nevirapine (Viramune), tenofovir (Viread), or zidovudine (Retrovir);
- an NSAID (non-steroidal anti-inflammatory drug) such as ibuprofen (Advil, Motrin), naproxen (Aleve, Naprosyn, Naprelan, Treximet), celecoxib (Celebrex), diclofenac (Arthrotec, Cambia, Cataflam, Voltaren, Flector Patch, Pennsaid, Solareze), indomethacin (Indocin), meloxicam (Mobic), and others; or
- seizure medications such as carbamazepine (Carbatrol, Tegretol), phenytoin (Dilantin), felbamate (Felbatol), valproic acid (Depakene).
This list is not complete and other drugs may interact with hydroxychloroquine. 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.
Where can I get more information?
Your pharmacist can provide more information about hydroxychloroquine.
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 Plaquenil Information
- Plaquenil Drug Interactions Center: hydroxychloroquine oral
- Plaquenil Side Effects Center
- Plaquenil Overview including Precautions
- Plaquenil FDA Approved Prescribing Information including Dosage
Plaquenil - User Reviews
Plaquenil User Reviews
Now you can gain knowledge and insight about a drug treatment with Patient Discussions.
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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