diflunisal
What is the most important information I should know about diflunisal?Diflunisal can increase your risk of fatal heart attack or stroke, especially if you use it long term or take high doses, or if you have heart disease. Do not use this medicine just before or after heart bypass surgery (coronary artery bypass graft, or CABG). Diflunisal may also cause stomach or intestinal bleeding, which can be fatal. These conditions can occur without warning while you are using diflunisal, especially in older adults. What is diflunisal?Diflunisal is a nonsteroidal anti-inflammatory drug (NSAID). It works by reducing hormones that cause inflammation and pain in the body. Diflunisal is used to treat mild to moderate pain, osteoarthritis, or rheumatoid arthritis. Diflunisal may also be used for purposes not listed in this medication guide. What should I discuss with my healthcare provider before taking diflunisal?Diflunisal can increase your risk of fatal heart attack or stroke, especially if you use it long term or take high doses, or if you have heart disease. Even people without heart disease or risk factors could have a stroke or heart attack while taking this medicine. Do not use this medicine just before or after heart bypass surgery (coronary artery bypass graft, or CABG). Diflunisal may also cause stomach or intestinal bleeding, which can be fatal. These conditions can occur without warning while you are using diflunisal, especially in older adults. You should not use diflunisal if you are allergic to it, or if you have ever had an asthma attack or severe allergic reaction after taking aspirin or an NSAID. To make sure diflunisal is safe for you, tell your doctor if you have: - heart disease, high blood pressure, high cholesterol, diabetes, or if you smoke;
- a history of heart attack, stroke, or blood clot;
- a history of stomach ulcers or bleeding;
- asthma;
- liver or kidney disease; or
- fluid retention.
Taking diflunisal during the last 3 months of pregnancy may harm the unborn baby. Tell your doctor if you are pregnant or plan to become pregnant while using diflunisal. Diflunisal can pass into breast milk and may harm a nursing baby. You should not breast-feed while using this medicine. Diflunisal is not approved for use by anyone younger than 12 years old. Ask a doctor before giving this medicine to a child or teenager with a fever, flu symptoms, or chicken pox. How should I take diflunisal?Follow all directions on your prescription label. Do not take this medicine in larger amounts or for longer than recommended. Use the lowest dose that is effective in treating your condition. Do not crush, break, or chew a diflunisal tablet. Swallow it whole. If you use this medicine long-term, you may need frequent medical tests. This medicine can cause unusual results with certain medical tests. Tell any doctor who treats you that you are using diflunisal. Store at room temperature away from moisture and heat. Keep the bottle tightly closed when not in use. Read all patient information, medication guides, and instruction sheets provided to you. Ask your doctor or pharmacist if you have any questions. What happens if I miss a dose?Since diflunisal is sometimes used when needed, you may not be on a dosing schedule. If you are on a schedule, use the missed dose as soon as you remember. Skip the missed dose if it is almost time for your next scheduled dose. Do not use extra medicine to make up the missed dose. What happens if I overdose?Seek emergency medical attention or call the Poison Help line at 1-800-222-1222. Overdose symptoms may include vomiting, diarrhea, gasping for breath, fast heart rate, sweating, confusion, extreme drowsiness, and fainting. What should I avoid while taking diflunisal?Avoid drinking alcohol. It may increase your risk of stomach bleeding. Avoid taking aspirin or other NSAIDs while you are taking diflunisal. Ask a doctor or pharmacist before using any cold, allergy, or pain medication. Many medicines available over the counter contain aspirin or other medicines similar to diflunisal. Taking certain products together can cause you to get too much of this type of medication. Check the label to see if a medicine contains aspirin, ibuprofen, ketoprofen, or naproxen. Ask your doctor before using an antacid, and use only the type your doctor recommends. Some antacids can make it harder for your body to absorb diflunisal. What are the possible side effects of diflunisal?Get emergency medical help if you have signs of an allergic reaction: sneezing, runny or stuffy nose; wheezing or trouble breathing; hives; swelling of your face, lips, tongue, or throat. Get emergency medical help if you have signs of a heart attack or stroke: chest pain spreading to your jaw or shoulder, sudden numbness or weakness on one side of the body, slurred speech, feeling short of breath. Stop using diflunisal and call your doctor at once if you have: - changes in your vision;
- the first sign of any skin rash, no matter how mild;
- shortness of breath (even with mild exertion);
- swelling or rapid weight gain;
- signs of stomach bleeding --bloody or tarry stools, coughing up blood or vomit that looks like coffee grounds;
- liver problems --nausea, upper stomach pain, itching, tired feeling, flu-like symptoms, loss of appetite, dark urine, clay-colored stools, jaundice (yellowing of the skin or eyes);
- kidney problems --little or no urinating, painful or difficult urination, swelling in your feet or ankles, feeling tired or short of breath;
- low red blood cells (anemia) --pale skin, feeling light-headed or short of breath, rapid heart rate, trouble concentrating; or
- severe skin reaction --fever, sore throat, swelling in your face or tongue, burning in your eyes, skin pain followed by a red or purple skin rash that spreads (especially in the face or upper body) and causes blistering and peeling.
Common side effects may include: - nausea, vomiting, stomach pain, indigestion;
- diarrhea, constipation, gas;
- dizziness, drowsiness, headache, tired feeling;
- rash; or
- ringing in your ears.
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. What other drugs will affect diflunisal?Ask your doctor before using diflunisal if you take an antidepressant such as citalopram, escitalopram, fluoxetine (Prozac), fluvoxamine, paroxetine, sertraline (Zoloft), trazodone, or vilazodone. Taking any of these medicines with an NSAID may cause you to bruise or bleed easily. Tell your doctor about all your current medicines and any you start or stop using, especially: - acetaminophen (Tylenol);
- cyclosporine;
- lithium;
- methotrexate;
- a blood thinner (warfarin, Coumadin, Jantoven);
- heart or blood pressure medication, including a diuretic or "water pill"; or
- steroid medicine (such as prednisone).
This list is not complete. Other drugs may interact with diflunisal, including prescription and over-the-counter medicines, vitamins, and herbal products. Not all possible interactions are listed in this medication guide. Where can I get more information?Your pharmacist can provide more information about diflunisal.
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. Copyright 1996-2017 Cerner Multum, Inc. Version: 6.01. Revision date: 9/8/2015.
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Last modified on: 8 September 2017
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