Qualifying Therapeutic Discovery Project Tax Credit Extension Act of 2011

Qualifying Therapeutic Discovery Project Tax Credit Extension Act of 2011 - Amends the Internal Revenue Code to extend for an additional five-year period the authority to invest in and allocate credit amounts for a qualifying therapeutic discovery project (a project that is designed to: (1) treat or prevent diseases by conducting pre-clinical activities, clinical trials, and clinical studies, or by carrying out research projects to approve new drugs or other biologic products; (2) diagnose diseases or conditions to determine molecular factors related to diseases or conditions; or (3) develop a product, process, or technology to further the delivery or administration of therapeutics).

Extends for an additional five-year period the authority of the Secretary of the Treasury to award grants for investment in a qualifying therapeutic discovery project in lieu of a tax credit and the funding for such grants.