In vivo cytogenotoxicity testing of isotretinoin by the micronucleus assay in the blood of male Sprague-Dawley rats Isotretinoin is cytotoxic and genotoxic: Isotretinoin is cytotogenotoxic in rat blood. GenApp. 2022;6(2):51-60. doi:10.31383/ga.vol6iss2ga05