(Springfield, IL) -- People in Illinois living with things like cancer, HIV, Aids, Crohn's Disease, MS, and seizure disorders can start applying for a medical marijuana license today. Applicants will need to have a prescription from their doctor in order to get the license. They'll also need to submit fingerprints and get a background check. The Department of Health will have up to 30-days to review the application. Patients who are approved will be allowed to get up two-and-a-half ounces of medical marijuana every two-weeks.