Catalyst Pharmaceutical Partners, Inc. Begins Enrollment for U.S. Phase II Clinical Trial of CPP-109 in Patients with Methamphetamine...( CORAL GABLES Fla. June 30 /- Cata...),Health

CORAL GABLES, Fla., June 30 /PRNewswire-FirstCall/ -- Catalyst Pharmaceutical Partners, Inc. (Nasdaq: CPRX), a biopharmaceutical company that acquires or in-licenses, develops and commercializes prescription drugs for the treatment of drug addiction and obsessive compulsive disorders, today announced that it has begun enrollment for its randomized, double-blind, placebo-controlled U.S. Phase II clinical trial evaluating CPP-109 for the treatment of patients addicted to methamphetamine. CPP-109, an orally administered, small molecule drug which inhibits psychostimulant-induced dopamine release, is Catalyst's version of vigabatrin.

In April 2008, Catalyst held a kick-off training meeting in Scottsdale, Arizona with the clinical investigators and study coordinators who will conduct the trial. Approximately 40 attendees, including clinicians and staff representing 15 clinical trial sites, attended the meeting. Catalyst expects to immediately begin screening patients for inclusion in this trial and expects initial top-line results of the Phase II clinical trial to be available during the summer of 2009.

Catalyst's web site http://www.catalystpharma.com includes a listing of the CPP-109 study sites and relevant contact information. For more information about enrolling in this study, please contact the study sites directly. Additional detailed information about the trial will soon be available on http://www.clinicaltrials.gov (search for Catalyst).

Patrick J. McEnany, Chief Executive Officer of Catalyst, commented, "We are excited to follow up on our cocaine trial with the initiation of our second, large-scale
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