The Trump administration has reclassified medical marijuana on the federal level, from a Schedule I to a Schedule III drug. Justin Sullivan/Getty Images hide caption toggle caption Justin Sullivan/Getty Images The Trump administration is easing rules on medical marijuana, moving it out of the restrictive Schedule I and into Schedule III — a category shared by drugs such as Tylenol with codeine and anabolic steroids. Acting Attorney General Todd Blanche announced the move on Thursday, saying it "allows for research on the safety and efficacy of this substance, ultimately providing patients with better care and doctors with more reliable information." Rescheduling marijuana has been discussed in Washington for years. Here's a guide to what's changing now: What does Thursday's announcement do? For decades, marijuana has been grouped in the same Schedule I classification of drugs as heroin and LSD and kept under the tightest federal controls.…