MannKind Corporation To Webcast Investor Day Presentations

VALENCIA, Calif., April 5 /PRNewswire-FirstCall/ -- MannKind Corporation , focused on discovering, developing and commercializing treatments for diabetes and cancer, announced today that management will webcast its meeting with investors and analysts on Wednesday, April 19, 2006 from 8:30am ET to 12:00pm ET via the Investor Relations section of the Company’s website at www.mannkindcorp.com. An audio replay of the presentations will be available for 14 days.

Alfred E. Mann, Chairman of the Board and Chief Executive Officer, Hakan S. Edstrom, President and Chief Operating Officer, and members of the executive leadership team will provide an overview of the Company, clinical developments of the Technosphere Insulin System, and the progress of MannKind’s therapies for solid tumor cancers. A special presentation on the changes in diabetes care will be given by Dr. Irl Hirsch, Professor of Medicine and the Medical Director of the Diabetes Care Center, University of Washington Medical Center and the 2004 recipient of the Outstanding Physician Clinician in Diabetes Care Award by the American Diabetes Association. In addition, management will announce and discuss the results from Study 101 comparing mealtime use of Technosphere Insulin to mealtime use of rapid-acting, subcutaneous insulin in approximately 90 patients with type 1 diabetes.

About MannKind Corporation

MannKind Corporation focuses on the discovery, development and commercialization of therapeutic products for diseases such as diabetes and cancer. Its lead investigational product candidate, the Technosphere(R) Insulin System, is currently in phase 3 clinical trials in the U.S. and Europe to study its safety and efficacy in the treatment of diabetes. For more information on MannKind Corporation and its technology, visit www.mannkindcorp.com.

MannKind Corporation

CONTACT: Dick Anderson, Chief Financial Officer of MannKind Corporation,+1-661-775-5302, danderson@mannkindcorp.com; or Investors, Julie Huang ofFinancial Dynamics, +1-212-850-5628, MNKD@fd-us.com, for MannKindCorporation

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