NIAMS gratefully acknowledges the assistance of Deborah Ader, Ph.D., NIAMS, NIH; Karen Amour and Lynne Matallana, National Fibromyalgia Association, Orange, CA; Michele L. Boutaugh, M.P.H., Arthritis Foundation, Atlanta, GA; Daniel Clauw, M.D., and Leslie Crofford, M.D., University of Michigan, Ann Arbor; and Tamara Liller, National Fibromyalgia Partnership, Linden, VA, in the preparation of this booklet.

The mission of the National Institute of Arthritis and ­Musculoskeletal and Skin Diseases (NIAMS), a part of the U.S. Department of Health and Human Services’ National Institutes of Health (NIH), is to support research into the causes, treatment, and prevention of arthritis and musculoskeletal and skin diseases; the training of basic and clinical scientists to carry out this research; and the dissemination of information on research progress in these diseases. The NIAMS Infor­mation Clearinghouse is a public service sponsored by the Institute that provides health information and information sources. Additional information can be found on the NIAMS Web site at

For Your Information

This publication contains information about medications used to treat the health condition discussed in this booklet. When this booklet was printed, we included the most up-to-date (accurate) information available. Occasionally, new information on medication is released.

For updates and for any questions about any medications you are taking, please contact

U.S. Food and Drug Administration

Toll Free: 888-INFO-FDA (888-463-6332)

For updates and questions about statistics, please contact

Centers for Disease Control and Prevention’s National Center for Health Statistics

Toll Free: 800–232–4636

This booklet is not copyrighted. Readers are encouraged to duplicate and distribute as many copies as needed.

Additional copies of this booklet are available from

National Institute of Arthritis and Musculoskeletal and Skin Diseases (NIAMS)
Information Clearinghouse
National Institutes of Health

1 AMS Circle
Bethesda,  MD 20892-3675
Phone: 301-495-4484
Toll Free: 877-22-NIAMS (226-4267)
TTY: 301–565–2966
Fax: 301-718-6366

NIH Publication No. 04-5326

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