Benzoyl PeroxideClindamycinAcne VulgarisMethylmethacrylatePeroxidesDermatologic AgentsHypopigmentationLymecyclineOxytetracyclineToluidinesAnti-Bacterial AgentsHydrogen PeroxideErythromycinAntigens, FungalLincomycinButylated HydroxytolueneKeratoacanthomaAdministration, TopicalMicrobial Sensitivity TestsPolymethyl MethacrylatePropionibacterium acnesBacteria, AnaerobicMicroscopy, Electron, ScanningBacteroides fragilisAcrylic ResinsMethylmethacrylatesFree Radical ScavengersDrug Resistance, BacterialMacrolidesBacteroides InfectionsMetronidazole