TretinoinKeratolytic AgentsOintmentsLentigoAcne VulgarisAdministration, TopicalCosmeticsSkin CreamSkin AgingIce CreamChemexfoliationDermatologic AgentsHyperpigmentationEmollientsAcitretinMelanosisNicotinic AcidsKeratosis, ActinicTrichloroacetic AcidSkin CareFacial InjuriesCarcinoma, Basal CellAdministration, CutaneousSkinRetinoidsSkin PigmentationDrug CombinationsDouble-Blind MethodVaginal Creams, Foams, and JelliesAntineoplastic AgentsTreatment OutcomeAminoquinolinesDermatitis, SeborrheicSilver SulfadiazineHerpes LabialisScabiesErgoloid MesylatesLidocaineDosage FormsClobetasolToluidines