Treatment of Fragile X Syndrome with Cannabidiol: A Case Series Study and Brief Review of the Literature Nicole Tartaglia, Marcel Bonn-Miller, and Randi Hagerman Cannabis and Cannabinoid Research, 2019, 4, 1 https://doi.org/10.1089/can.2018.0053   Abstract Fragile X syndrome (FXS) is an X-linked dominant disorder caused by a mutation in the fragile X mental retardation 1 gene. Cannabidiol (CBD) is an exogenous phytocannabinoid with therapeutic potential for individuals with anxiety, poor sleep, and cognitive deficits, as well as populations with endocannabinoid deficiencies, such as those who suffer from FXS. The objective of this study was to provide a brief narrative review of recent literature on endocannabinoids and FXS and [...]