Generic name: Naproxen sodium.

Other brand names: Aleve, Anaprox DS, Naprosyn.

Anaprox is a nonsteroidal anti-inflammatory drug (NSAID). It works by blocking the production of prostaglandins, which may trigger pain. 

Quick Facts About Anaprox


Used to relieve mild to moderate pain and menstrual cramps. Also used to treat inflammation, swelling, stiffness, and joint pain associated with rheumatoid arthritis, osteoarthritis, juvenile arthritis, spinal arthritis, tendinitis, bursitis, and acute gout.

Anaprox Dosage

May take with food to avoid stomach upset.

  • Usual adult dose: for mild to moderate pain, menstrual cramps, acute tendinitis and bursitis — 550 milligrams every 6 to 8 hours, followed by 275 milligrams not to exceed 1,375 milligrams per day. For rheumatoid arthritis, osteoarthritis, and spinal arthritis — 275 milligrams or 550 milligrams 2 times a day (morning and evening). For acute gout — 825 milligrams, followed by 275 milligrams every 8 hours until symptoms subside. For seniors — your doctor may make adjustments to the usual adult dose based on your particular needs.
  • Usual child dose: for juvenile arthritis — a total of 10 milligrams per 2.2 pounds of body weight, divided into 2 doses, not to exceed 15 milligrams per 2.2 pounds per day.
  • Missed dose: take as soon as possible, unless almost time for next dose. In that case, do not take missed dose; go back to regular schedule. Do not double doses.

Anaprox Side Effects

Overdose symptoms:

agitation, change in pupil size, coma, disorientation, dizziness, double vision, drowsiness, headache, nausea, semiconsciousness, shallow breathing, stomach pain. If you suspect an overdose, immediately seek medical attention.

More common side effects: abdominal pain, bruising, constipation, diarrhea, difficult or labored breathing, dizziness, drowsiness, headache, hearing changes, heartburn, indigestion, inflammation of the mouth, itching, light-headedness, nausea, rapid or fluttery heartbeat red or purple spots on the skin, ringing in the ears, skin eruptions, sweating, swelling due tc fluid retention, thirst vertigo, vision changes.

Less common Anaprox side effects: abdominal bleeding, black stools, blood in the urine, change in dream patterns, changes in hearing, chills and fever, colitis, congestive heart failure, depression, general feeling of illness, hair loss, inability to concentrate, inability to sleep, inflammation of the lungs, kidney disease or failure, menstrual problems, muscle weakness and/or pain, peptic ulcer, severe allergic reactions, skin inflammation due to sensitivity to light, skir rashes, vomiting, vomiting blood, yellow skin anc eyes.


Inform your doctor before combining Anaprox with:

antiseizure drugs such as Dilantin; Aspirin; beta-blockers such as Inderal; blood thinners such as Coumadin; Lithium (Lithonate); loop diuretics such as Lasix; Methotrexate; Naproxen in other forms such as Naprosyn; oral diabetes drugs such as Micronase; Probenecid (Benemid).

Tell your doctor if you are on a low sodium diet Anaprox contains sodium.

Special Cautions

If pregnant -or planning to become pregnant inform your doctor immediately. Appears in breast millc could affect a nursing infant.

Doctor may make adjustments to dosage for seniors.

Follow doctor’s instructions carefully for children.

  • May cause drowsiness and impair your ability to drive a car or operate machinery. Do not take part in any activity that requires alertness.
  • You should not take Anaprox if you have had any allergic reactions to: Anaprox, Aspirin, Motrin, or similar drugs, or if you have had asthma attacks caused by Aspirin or similar medications.
  • Ulcers or internal bleeding can occur without warning.
  • Use with caution if you have: heart disease, high blood pressure, or kidney or liver disease.
  • May cause vision problems or changes in vision; monitor closely, and report any changes to your doctor.

Note: provides accurate and independent information prescription pills, over-the-counter medicines and natural products. This material is provided for educational purposes only and is not intended for medical advice, diagnosis or treatment. If you have questions about  dosage, or Anaprox side effects, please contact your healthcare provider.