Medicinal Use of Different Cannabis Strains: Results from a Large Prospective Survey in Germany

Abstract Background Up to now, it is unclear whether different medicinal cannabis (MC) strains are differently efficacious across different medical conditions. In this study, the effectiveness of different MC strains was compared depending on the disease to be treated. Methods This was an online survey conducted in Germany between June 2020 and August 2020. Patients were allowed to participate only if they received a cannabis -based treatment from pharmacies in the form of cannabis flowers prescribed by a physician. Results