VIA HAND DELIVERY Alexza Pharmaceuticals, Inc. Mountain View, CA 94043 Re: Change of Control Agreement Dear :Change of Control Agreement • November 6th, 2012 • Alexza Pharmaceuticals Inc. • Pharmaceutical preparations • California
Contract Type FiledNovember 6th, 2012 Company Industry JurisdictionIn consideration of your continued employment, Alexza Pharmaceuticals, Inc. (the “Company”) is pleased to offer you the following agreement regarding your severance benefits (the “Agreement”). This Agreement amends and supersedes any and all prior agreements with respect to your severance benefits and any such prior agreements are hereby expressly superseded and replaced in their entirety by this Agreement and shall have no further force or effect.