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Medications and Drugs

Brand Names: Orthovisc

Generic Name: hyaluronan (Pronunciation: hi AL yer ah nan)

What is hyaluronan (Orthovisc)?

Hyaluronan is similar to synovial fluid, a substance that occurs naturally in the joints. Synovial fluid acts as a lubricant and shock absorber.

Hyaluronan is injected into the knee joints for the treatment of pain in individuals with osteoarthritis.

Hyaluronan may also be used for purposes other than those listed here.

What are the possible side effects of hyaluronan (Orthovisc)?

Notify your doctor immediately if you experience a rare but serious allergic reaction (difficulty breathing; closing of the throat; swelling of the lips, tongue, or face; or hives) to hyaluronan.

Other less serious side effects may also occur. Talk to your doctor if you experience

  • temporary pain or swelling of the affected joint;
  • rash or bruising at the injection site; or
  • an overall achy feeling.

Side effects other than those listed here may also occur. Talk to your doctor about any side effect that seems unusual or that is especially bothersome. You may report side effects to FDA at 1-800-FDA-1088.

What is the most important information I should know about hyaluronan (Orthovisc)?

Talk to your doctor before using hyaluronan if you have an allergy to birds or bird products, feathers, or chicken or egg products.

Report Problems to the Food and Drug Administration

You are encouraged to report negative side effects of prescription drugs to the FDA. Visit the FDA MedWatch website or call 1-800-FDA-1088.

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