Medical marijuana is legal in 33 states and the District of Columbia. So, if you’re in any one of these states and you have your card handy, you’re good to? Not exactly. Read on to figure out what you need to do before your trip to stay legal and healthy.

Although well-intentioned, Sen. Onder’s bill, which bans the sale of many forms of marijuana edibles, fails to protect children from accessing medicinal cannabis while simultaneously infringing on patients’ rights.