Yuichi Iwaki, Chairman and Chief Executive Officer of MediciNova, Inc.,
Rings The NASDAQ Stock Market Closing Bell

Thursday, December 7, 2006
at NASDAQ's MarketSite
in New York City.

MediciNova, Inc.
[MNOV]

Yuichi Iwaki, Chairman and Chief Executive Officer of MediciNova, Inc., presides over the closing bell.
MediciNova, Inc. is a publicly traded biopharmaceutical company focused on accelerating the global development and commercialization of innovative pharmaceutical products. MediciNova's pipeline, which includes eight compounds for ten therapeutic indications (with six compounds in clinical testing), targets a variety of prevalent medical conditions, including asthma, multiple sclerosis, status asthmaticus, interstitial cystitis, cancer, Generalized Anxiety Disorder, preterm labor, urinary incontinence and thrombotic disorders. For more information on MediciNova, Inc., please visit www.medicinova.com.

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