Benzoyl PeroxideClindamycinAcne VulgarisMethylmethacrylatePeroxidesDermatologic AgentsHypopigmentationAnti-Bacterial AgentsLymecyclineOxytetracyclineErythromycinToluidinesHydrogen PeroxideLincomycinMicrobial Sensitivity TestsButylated HydroxytolueneKeratoacanthomaAdministration, TopicalPolymethyl MethacrylateBacteria, AnaerobicPropionibacterium acnesBacteroides fragilisDrug Resistance, BacterialMethylmethacrylatesAcrylic ResinsDrug Resistance, MicrobialMacrolidesFree Radical ScavengersMetronidazoleBacteroides InfectionsLincosamidesStaphylococcus aureusStreptococcal Infections