Lexicon Files Investigational New Drug Application for LX2931 as a Potential Treatment for Rheumatoid...( THE WOODLANDS Texas Nov. 12 /- Le...),Health

THE WOODLANDS, Texas, Nov. 12 /PRNewswire-FirstCall/ -- Lexicon Pharmaceuticals, Inc. (Nasdaq: LXRX) announced today that it has submitted an investigational new drug (IND) application to the U.S. Food and Drug Administration (FDA) for LX2931, an oral drug candidate for rheumatoid arthritis and other autoimmune conditions. The initial Phase 1 clinical trial of LX2931 is planned as a double-blind, randomized, placebo-controlled, ascending single-dose study in healthy volunteers, designed to evaluate the safety, tolerability, and pharmacokinetics of LX2931. Lexicon expects to initiate clinical trials with LX2931 following FDA review.

"As an orally-delivered modulator of lymphocyte activity, we believe LX2931 has potential to be an important new therapy for rheumatoid arthritis and other autoimmune disorders," said Philip M. Brown, M.D., J.D., vice president of clinical development at Lexicon. "We can now add immunology to the list of therapeutic areas with clinical-stage compounds from Lexicon's drug discovery pipeline."

Rheumatoid arthritis is an autoimmune disorder characterized by stiffness, pain, swelling, and limitation of motion in multiple joints. More than 2 million Americans suffer from rheumatoid arthritis, which, if left untreated, can result in disfigurement and disability from irreversible joint damage. According to the National Institutes of Health (NIH), autoimmune disorders affect between 14.7 and 23.5 million people in the United States.

LX2931 was developed at Lexicon as an inhibitor of a key enzyme in the sphingolipid pathway, which controls lymphocyte circulation and trafficking to peripheral sites in the body during an inflammatory response. As with Lexicon's other clinical and pre
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