Daypro (Oxaprozin Caplets) Drug Overview of Side Effects and Precautions for Patients and Caregivers at RxList

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May 27, 2012

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NSAIDs (Nonsteroidal Antiinflammatory Drugs) »

What are NSAIDs and how do they work?

As the class name suggests, nonsteroidal antiinflammatory drugs (NSAIDs) reduce inflammation but are not related to steroids which also reduce inflammation. NSAIDs work by reducing the production of prostaglandins. Prostaglandins are chemicals that promote inflammation, pain, and fever. They also protect the lining of the stomach and intestines from the damaging effects of acid, and promote blood clotting by activating blood platelets. Prostaglandins also affect kidney function.

The enzymes that produce prostaglandins are called cyclooxygenase (COX). There are two types of COX enzymes, COX-1 and COX-2. Both enzymes produce prostaglandins that promote inflammation, pain, and fever; however, only COX-1 produces prostaglandins that activate platelets and protect the stomach and intestinal lining.

NSAIDs block COX enzymes and reduce production of prostaglandins. Therefore, inflammation, pain, and f...

Read the NSAIDs (Nonsteroidal Antiinflammatory Drugs) article »

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SIDE EFFECTS: See also Warning section.

Upset stomach, constipation, diarrhea, nausea, vomiting, gas, heartburn, drowsiness, dizziness, fatigue, or headache may occur. If any of these effects persist or worsen, notify your doctor or pharmacist promptly.

Remember that your doctor has prescribed this medication because he or she has judged that the benefit to you is greater than the risk of side effects. Many people using this medication do not have serious side effects.

Tell your doctor immediately if any of these unlikely but serious side effects occur: stomach pain, swelling of the hands or feet, sudden or unexplained weight gain, vision changes, hearing changes (e.g., ringing in the ears), mental/mood changes, fast/pounding heartbeat, persistent/severe headache, fainting.

Tell your doctor immediately if any of these rare but very serious side effects occur: change in the amount of urine, easy bruising or bleeding, signs of infection (e.g., fever, persistent sore throat), unexplained stiff neck, seizures.

This drug may rarely cause serious (possibly fatal) liver disease. If you notice any of the following highly unlikely but very serious side effects, stop taking oxaprozin and consult your doctor or pharmacist immediately: yellowing eyes or skin, dark urine, unusual/extreme tiredness, severe stomach/abdominal pain, persistent nausea/vomiting.

A very serious allergic reaction to this drug is unlikely, but seek immediate medical attention if it occurs. Symptoms of a serious allergic reaction may include: rash, itching/swelling (especially of the face/tongue/throat), severe dizziness, trouble breathing.

This is not a complete list of possible side effects. If you notice other effects not listed above, contact your doctor or pharmacist.

In the US -

Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.

In Canada - Call your doctor for medical advice about side effects. You may report side effects to Health Canada at 1-866-234-2345.

PRECAUTIONS: Before taking oxaprozin, tell your doctor or pharmacist if you are allergic to it; or to aspirin or other NSAIDs (e.g., ibuprofen, naproxen, celecoxib); or if you have any other allergies. This product may contain inactive ingredients, which can cause allergic reactions or other problems. Talk to your pharmacist for more details.

This medication should not be used if you have certain medical conditions. Before using this medicine, consult your doctor or pharmacist if you have: aspirin-sensitive asthma (a history of worsening breathing with runny/stuffy nose after taking aspirin or other NSAIDs), recent heart bypass surgery (CABG).

Before using this medication, tell your doctor or pharmacist your medical history, especially of: kidney disease, liver disease, poorly controlled diabetes, stomach/intestine/esophagus problems (e.g., bleeding, ulcers, recurring heartburn), heart disease (e.g., congestive heart failure, history of heart attack), high blood pressure, stroke, swelling (edema, fluid retention), dehydration, blood disorders (e.g., anemia), bleeding or clotting problems, asthma, growths in the nose (nasal polyps).

Before having surgery, tell your doctor or dentist that you are taking this medication.

This drug may make you dizzy or drowsy. Do not drive, use machinery, or do any activity that requires alertness until you are sure you can perform such activities safely.

This medicine may cause stomach bleeding. Daily use of alcohol and tobacco, especially when combined with this medicine, may increase your risk for stomach bleeding. Limit alcohol and stop smoking. Consult your doctor or pharmacist for more information.

This medication may make you more sensitive to the sun. Avoid prolonged sun exposure, tanning booths or sunlamps. Use a sunscreen and wear protective clothing when outdoors.

Caution is advised when using this drug in the elderly because they may be more sensitive to its side effects, especially stomach bleeding and kidney effects.

This medication should be used only when clearly needed during the first 6 months of pregnancy. It is not recommended for use during the last 3 months of pregnancy due to possible harm to an unborn baby and interference with normal labor/delivery. Discuss the risks and benefits with your doctor.

It is unknown if this drug passes into breast milk. Consult your doctor before breast-feeding.