%0 Case Reports %T Therapeutic Drug Monitoring-Guided Crushed Sofosbuvir-Velpatasvir Treatment: A Case Study. %A Lalanne S %A Jézéquel C %A Tron C %A Verdier MC %A Mercerolle M %A Pronier C %A Guyader D %A Lemaitre F %J Ther Drug Monit %V 42 %N 2 %D 04 2020 %M 32195986 %F 3.118 %R 10.1097/FTD.0000000000000718 %X In this study, the authors report the case of a patient diagnosed with hepatitis C virus who was treated with sofosbuvir-velpatasvir (400/100 mg). As the patient was unable to swallow whole tablets, therapeutic drug monitoring was performed to evaluate the effect of crushing sofosbuvir-velpatasvir tablets on drug absorption and global exposure.