Who qualifies for medical marijuana in Texas? One of the most prevalent reasons doctors issue medical marijuana cards in Texas, as well as in the United States, is to provide relief from pain. It’s important to note that the list of qualifying conditions in Texas may evolve over time as new research and medical evidence emerge. The aim is to provide relief and improve the quality of life for patients who can benefit from the therapeutic properties of medical marijuana. If you believe you have a qualifying condition, schedule an appointment with Dr. B about medical marijuana to explore your options and determine the best course of action.