Medical marijuana.

Establishes a medical marijuana program (program), and permits caregivers and patients who have received a physician recommendation to possess a certain quantity of marijuana for treatment of certain medical conditions. Establishes a regulatory agency to oversee the program, and creates the regulatory agency advisory committee to review the effectiveness of the program and to consider recommendations from the regulatory agency. Authorizes the regulatory agency to grant research licenses to research facilities with a physical presence in Indiana. Repeals the controlled substance excise tax and the marijuana eradication program. Makes conforming amendments.