Dental Acne and chemical peeling 514e42b0 Maximum cumulative dose of isotretinoin should not exceed A 60 mg/kg B 90 mg/kg C 90-120 mg/kg D 120-150 mg/kg High-Yield Explanation Isotretinoin - Isomer of 13 cis retinoic acid Dose: 0.5-1 mg/kg/bwt Maximum cumulative dose: Should not exceed the maximum cumulative dose.