Generic Name: Naproxen

  • What is this medication and its most common uses?

    Naprelan is a nonsteroidal anti-inflammatory drug (NSAID) used to treat rheumatoid arthritis, osteoarthritis, bursitis (inflammation and pain around the joints), gout attack (severe and painful inflammation of the joints), tendinitis, and ankylosing spondylitis (arthritis of the spine). In addition, Naprelan is used to treat primary dysmenorrhea, or pain associated with menstruation.

  • What should I know when beginning and continuing on this medication?

    How does this medication work?

    Naprelan is an extended release medicine (a type of capsule that releases medicine into your body throughout the day). Naprelan blocks a substance in your body that is involved in causing inflammation and pain in parts of the body where there is pain or arthritis.

    What are the beneficial effects of this medication and when should I begin to have results?

    What: Naprelan has been shown to relieve pain and arthritis symptoms, such as swelling and stiffness.


    Rheumatoid Arthritis and Osteoarthritis: Naprelan may start to improve your symptoms within 1 week of taking a dose.

    Pain: Naprelan may start to relieve your pain within 30 minutes of taking a dose.

    How do I know it is working?

    You may feel relief in your pain or arthritis symptoms after you start taking Naprelan. This is a good indicator that the medicine is working. Your healthcare provider may ask you questions to assess how well your symptoms are controlled.

  • What are the possible side effects of this medication?

    The following is not a full list of side effects. Side effects cannot be anticipated. If any develop or change in intensity, tell your healthcare provider as soon as possible. Only your healthcare provider can determine if it is safe for you to continue taking this medication.

    Naprelan may increase the chance of a life-threatening heart attack or stroke. The risk of heart attack or stroke may be increased with longer use and in people who have heart disease. Call your healthcare provider right away if you develop chest pain, shortness of breath, weakness, or slurring of your speech while taking Naprelan.

    Naprelan should never be used right before or after a heart surgery called a coronary artery bypass graft (CABG).

    Naprelan can cause ulcers and bleeding in the stomach and intestines at any time during treatment. Ulcers and bleeding can be life-threatening and may happen without warning symptoms. The chance of a person getting an ulcer or bleeding increases with longer use, smoking, drinking alcohol, older age, having poor health, and if you are taking medicines called corticosteroids (such as prednisone) or blood thinners (such as warfarin). Call your healthcare provider right away if you develop stomach pain, indigestion, bloody or tarry stools, or you vomit blood while taking Naprelan.

    More common side effects may include: headache, upset stomach, flu-like symptoms.

    Less common side effects may include:

    Liver problems with symptoms such as nausea, tiredness, weakness, itching, yellowing of your skin or the whites of your eyes, right upper stomach pain, and flu-like symptoms.

    Serious allergic reactions with symptoms such as skin rash, blisters, fever, itching, trouble breathing, or swelling of your face or throat.

    Naprelan may cause high blood pressure, kidney problems, anemia (low red blood cell counts), or unexplained weight gain or swelling.

  • Who should not take this medication?

    Do not take Naprelan if you are allergic to it or any of its ingredients.

    Do not take Naprelan if you have had an asthma attack, hives, or other allergic reaction with aspirin or any other NSAID (such as ibuprofen or naproxen).

    Do not take Naprelan for pain right before or after a heart bypass surgery.

    Do not take Naprelan during the late stages of your pregnancy.

  • What should I tell my healthcare provider before I take the first dose of this medication?

    Tell your healthcare provider about all prescription, over-the-counter, and herbal medications you are taking before beginning treatment with Naprelan. Also, talk to your healthcare provider about your complete medical history, especially if you have asthma; high blood pressure or heart failure; kidney or liver problems; a history of ulcers or bleeding in your stomach or intestines; or if you are pregnant, plan to become pregnant, or are breastfeeding.

  • What is the usual dosage?

    The information below is based on the dosage guidelines your healthcare provider uses. Depending on your condition and medical history, your healthcare provider may prescribe a different regimen. Do not change the dosage or stop taking your medication without your healthcare provider's approval.

    Ankylosing Spondylitis, Osteoarthritis, and Rheumatoid Arthritis

    Adults: The recommended starting dose is 750 or 1000 milligrams (mg) once a day. Your healthcare provider may increase your dose as needed, until the desired effect is achieved.

    Bursitis, Menstrual Pain, Pain Management, and Tendinitis

    Adults: The recommended starting dose is 1000 mg once a day. Your healthcare provider may increase your dose as needed, until the desired effect is achieved.

    Gout Attack

    Adults: The recommended dose is 1000 to 1500 mg on the first day, followed by 1000 mg once a day until the attack has subsided.

    If you are elderly, or have liver or kidney impairment, your healthcare provider may adjust your dose appropriately.

  • How should I take this medication?

    Take Naprelan exactly as prescribed by your healthcare provider. Do not change your dose without first talking to your healthcare provider.

  • What should I avoid while taking this medication?

    Do not take other NSAIDs in combination with Naprelan without first talking to your healthcare provider.

  • What are the possible food and drug interactions associated with this medication?

    If Naprelan is taken with certain other drugs, the effects of either could be increased, decreased, or altered. It is especially important to check with your healthcare provider before combining Naprelan with the following: aspirin, blood pressure/heart medications known as angiotensin-converting enzyme (ACE) inhibitors (such as lisinopril and enalapril), lithium, methotrexate, warfarin, or water pills (such as furosemide or hydrochlorothiazide).

  • May I receive this medication if I am pregnant or breastfeeding?

    Do not take Naprelan if you are in the late stage of your pregnancy. The effects of Naprelan during early pregnancy are unknown. Naprelan can be found in your breast milk if you take it while breastfeeding. Do not breastfeed while you are taking Naprelan. Tell your healthcare provider immediately if you are pregnant, plan to become pregnant, or are breastfeeding.

  • What should I do if I miss a dose of this medication?

    If you miss a dose of Naprelan, take it as soon as you remember. However, if it is almost time for your next dose, skip the one you missed and return to your regular dosing schedule. Do not take two doses at once.

  • How should I store this medication?

    Store at room temperature.