Relafen (Nabumetone) Drug Information: Description, User Reviews, Drug Side Effects, Interactions

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May 26, 2012

Relafen

Osteoarthritis »

Osteoarthritis facts

Osteoarthritis is a joint inflammation that results from cartilage degeneration.
Osteoarthritis can be caused by aging, heredity, and injury from trauma or disease.
The most common symptom of osteoarthritis is pain in the affected joint(s) after repetitive use.
There is no blood test for the diagnosis of osteoarthritis.
The goal of treatment in osteoarthritis is to reduce joint pain and inflammation while improving and maintaining joint function.

What is osteoarthritis?

Osteoarthritis is a form of arthritis that features the breakdown and eventual loss of the cartilage of one or more joints. Cartilage is a protein substance that serves as a "cushion" between the bones of the joints. Among the over 100 different types of arthritis conditions, osteoarthritis is the most common, affecting over 25 million people in the United Stat...

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Osteoarthritis Overview Slideshow Pictures

Simple Exercises to Relieve OA Pain Slideshow

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RELAFEN®
(nabumetone) Tablets

Cardiovascular Risk

NSAIDs may cause an increased risk of serious cardiovascular thrombotic events, myocardial infarction, and stroke, which can be fatal. This risk may increase with duration of use. Patients with cardiovascular disease or risk factors for cardiovascular disease may be at a greater risk (See WARNINGS).
RELAFEN (nabumetone) is contraindicated for the treatment of peri-operative pain in the setting of coronary artery bypass graft (CABG) surgery (see WARNINGS).

Gastrointestinal Risk

NSAIDs cause an increased risk of serious gastrointestinal adverse events including bleeding, ulceration, and perforation of the stomach or intestines, which can be fatal. These events can occur at any time during use and without warning symptoms. Elderly patients are at greater risk for serious gastrointestinal events (see WARNINGS).

DRUG DESCRIPTION

RELAFEN (nabumetone) is a naphthylalkanone designated chemically as 4-(6-methoxy-2-naphthalenyl)-2-butanone. It has the following structure:

Relafen (nabumetone) structural formula illustration

Nabumetone is a white to off-white crystalline substance with a molecular weight of 228.3. It is nonacidic and practically insoluble in water, but soluble in alcohol and most organic solvents. It has an n-octanol: phosphate buffer partition coefficient of 2400 at pH 7.4.

Tablets for Oral Administration: Each oval-shaped, film-coated tablet contains 500 mg or 750 mg of nabumetone. Inactive ingredients consist of hypromellose, microcrystalline cellulose, polyethylene glycol, polysorbate 80, sodium lauryl sulfate, sodium starch glycolate, and titanium dioxide. The 750-mg tablets also contain iron oxides.

What are the possible side effects of nabumetone (Relafen)?

Get emergency medical help if you have any of these signs of an allergic reaction: hives; difficulty breathing; swelling of your face, lips, tongue, or throat.

Stop taking nabumetone and seek medical attention or call your doctor at once if you have any of these serious side effects:

chest pain, weakness, shortness of breath, slurred speech, problems with vision or balance;
black, bloody, or tarry stools;
coughing up blood or vomit that looks like coffee grounds;
swelling or rapid weight...

Read All Potential Side Effects and See Pictures of Relafen »