In questioning the value of medicinal marijuana, Carly Fiorina said “we don’t understand how it interacts with other drugs.” In fact, there is information about marijuana’s interactions with other medications.
Sen. Rand Paul used a recent speech to Maryland Republicans partly to address injustices in the legal system. But he botched one statistic and slightly exaggerated another one.
Though there are correlations between marijuana use and other drugs, there is no conclusive evidence that one actually causes the other. The science on this topic is far from settled.