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Rev. peru. med. exp. salud publica ; 35(3): 476-482, jul.-sep. 2018. tab, graf
Article in Spanish | LILACS | ID: biblio-978904

ABSTRACT

RESUMEN Se evaluó la efectividad de diversas formulaciones farmacéuticas de ketoconazol en modelos experimentales de leishmaniasis cutánea (LC) en ratones BALB C. Fueron preparadas formulaciones tópicas tipo gel, lipogel y crema conteniendo potenciadores de la permeación y diferentes concentraciones de ketoconazol. Se determinó la estabilidad, la toxicidad y la actividad anti-Leishmania in vitro. Además, se evaluó in vivo la efectividad de las formulaciones aplicadas tópicamente en ratones con LC infectados con Leishmania (Viannia) braziliensis. Las formulaciones tipo crema fueron evaluadas adicionalmente en ratones infectados con L. (V.) panamensis. Los sistemas evaluados mantuvieron in vitro la actividad del ketoconazol contra los parásitos; sin embargo, ninguna de las formulaciones fue efectiva en curar las lesiones de LC en los ratones. El tratamiento tópico con miltefosina (utilizado como control) curó las lesiones. Se concluye que las formulaciones que contienen ketoconazol diseñados en este estudio, no fueron efectivos contra la LC en los ratones infectados.


ABSTRACT The effectiveness of various pharmaceutical formulations of ketoconazole was evaluated in experimental models of cutaneous leishmaniasis (LC) in BALB C mice. Topical gel, lipogel, and cream formulations containing permeation enhancers and different concentrations of ketoconazole were prepared. Stability, toxicity and anti-Leishmania activity were determined in vitro. In addition, the effectiveness of topically applied formulations in LC-infected mice infected with Leishmania (Viannia) braziliensis was evaluated in vivo. Cream formulations were additionally evaluated in mice infected with L. (V.) panamensis. The systems evaluated maintained in vitro the activity of ketoconazole against parasites; however, none of the formulations were effective in curing LC lesions in mice. Topical treatment with miltefosine (used as a control) cured the lesions. It is concluded that the ketoconazole-containing formulations designed in this study were not effective against LC in infected mice.


Subject(s)
Animals , Humans , Young Adult , Leishmaniasis, Cutaneous/drug therapy , Ketoconazole/administration & dosage , Administration, Topical , Treatment Outcome , Disease Models, Animal , Drug Compounding , Mice, Inbred BALB C
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