If you take more than one medication or combine Medical Cannabis (MMJ) and Prescription Medications, you need to really understand Drug-to-Drug Interactions… Drug-Drug interactions( DDI’s) can reduce or cancel the efficacy of the medications you take, your the MMJ, create unwanted side effects and even result in Adverse Drug Reactions that can hospitalize you and may even lead to death. Naviagtor Genomics is proud to report your potential Drug-to-Drug interactions as a very important part of your personalized test results.