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1.
Femina ; 38(11): 566-574, nov. 2010. ilus
Article in Portuguese | LILACS | ID: lil-575016

ABSTRACT

Este trabalho de revisão apresenta o tratamento hormonal da acne baseado em evidências. O trabalho resume a clínica, a classificação, a fisiopatologia e a etiologia da acne. A avaliação de estudos selecionados mostrou que o tratamento hormonal da acne deve ser complementado por tratamento cosmiátrico, e não está indicado para gestantes ou mulheres com planos de engravidar. A primeira escolha para esse tratamento são os contraceptivos hormonais orais, pois são efetivos e seguros para tratamento da acne e também para anticoncepção. Após tempo estabelecido, se o resultado for insatisfatório, outro medicamento, como acetato de ciproterona ou espironolactona, deve ser adicionado. A finasterida é o medicamento indicado para acne de origem idiopática, e a flutamida apresenta efeitos colaterais significativos, não constituindo indicação segura até o momento.


This review shows the hormonal treatment of acne. The review summarizes the clinical aspects, classification, physiopathology and etiology of the acne. The evaluation of selected papers showed that hormonal treatment of acne with hormones has to be complemented by esthetics treatment and is not prescribed for pregnant women or those who want to get pregnant. The first choice of treatment is the hormonal oral contraceptive one, because it is effective and safe for treatment of acne and also for contraception. After an established period with unsatisfactory results, other medicines, such as ciproterone acetate or spironolactone, can be added. The finasteride is prescribed for idiopathic acne and flutamide has many relevant side effects and is also not safe.


Subject(s)
Humans , Male , Female , Cyproterone Acetate/analogs & derivatives , Cyproterone Acetate/therapeutic use , Acne Vulgaris/etiology , Acne Vulgaris/physiopathology , Acne Vulgaris/drug therapy , Contraceptives, Oral, Hormonal/administration & dosage , Contraceptives, Oral, Hormonal/therapeutic use , Spironolactone/therapeutic use , Finasteride/therapeutic use , Flutamide/therapeutic use , Cosmetics , Evidence-Based Medicine , Hyperandrogenism/drug therapy , Outcome Assessment, Health Care
2.
Femina ; 38(8)ago. 2010. ilus
Article in Portuguese | LILACS | ID: lil-567184

ABSTRACT

A revisão de estudos baseados em evidências mostra o melhor tratamento hormonal para o hirsutismo. Inicialmente, resumiu-se a fisiologia do pelo, caracterizou-se o hirsutismo, suas variantes e suas causas. Revelou-se que o tratamento hormonal do hirsutismo deve ser complementado pelo tratamento cosmético e não deve ser indicado para mulheres grávidas ou que desejam engravidar. A primeira opção é o contraceptivo hormonal oral, seguro para contracepção e eficaz para tratamento do hirsutismo. Após tempo estipulado, não ocorrendo resposta satisfatória, associar acetato de ciproterona ou espironolactona. A finasterida é indicada para hirsutismo idiopático e a flutamida, devido aos efeitos colaterais, ainda não é opção segura


An evidence-based review shows the best hormonal treatment of hirsutism. This paper summarized the physiology of the hair, characterized the hirsutism, its variants and etiologies. The study revealed that hormonal treatment of hirsutism has to be complemented by esthetic treatment, and it is not recommended for pregnant women or for those who want to get pregnant. The first option is hormonal oral contraceptive, which is safe for contraception and effective for treatment of hirsutism. After a established period of treatment, if good results do not occur, the association of cyproterone or spironolactone is recomended. Finasteride is the treatment of idiopathic hirsutism, and flutamide is not a safe option due to its side effects


Subject(s)
Humans , Female , Cyproterone Acetate/administration & dosage , Cyproterone Acetate/therapeutic use , Contraceptives, Oral/therapeutic use , Hair/growth & development , Spironolactone/administration & dosage , Spironolactone/therapeutic use , Finasteride/adverse effects , Flutamide/adverse effects , Hirsutism/drug therapy , Hirsutism/therapy , Cosmetic Techniques , Hair/metabolism
3.
Rev. colomb. gastroenterol ; 24(4): 408-412, Oct.-Dec. 2009. tab
Article in English, Spanish | LILACS | ID: lil-540346

ABSTRACT

La flutamida es un antiandrógeno no esteroideo, utilizado como terapia a largo plazo para el cáncer de próstata. Entre los efectos secundarios se incluye toxicidad hepática, la cual es muy rara vez reportada. Se presenta el caso de un adulto de 71 años con cáncer de próstata que desarrolla episodio de hepatitis colestásica durante tratamiento con flutamida. Luego de suspender la flutamida el paciente recupera progresivamente su función hepática, pero presenta recurrencia más severa al reiniciar la droga.No se justifica el reinicio del tratamiento luego de un primer episodio de hepatitis tóxica y es necesario tener en cuenta la toxicidad hepática del fármaco, cuando se decide indicarlo como tratamiento.


Flutamide is a nonsteroidal antiandrogen, used like therapy a long term for the prostate cancer. Between the indirects effects the hepatic toxicity is included, which is very rarely reported. The case of an adult of 71 years old with prostate cancer appears that develops episode of cholestatic hepatitis during treatment with flutamide. After to suspend flutamide the patient it recovers progressively his hepatic function, but he presented a recurrence more severely upon reintroduction of the drug.The resumption of the treatment after a first episode of toxic hepatitis is not justified and is necessary to consider the hepatic toxicity of the drug, when it is decided to indicate it like treatment.


Subject(s)
Humans , Male , Aged , Flutamide , Prostatic Neoplasms
4.
Int. j. morphol ; 27(2): 463-468, June 2009. ilus, tab
Article in English | LILACS | ID: lil-563095

ABSTRACT

The general aim of this paper was to characterize some changes induced by androgen receptors blockage in the epithelial cells of the mouse epididymis. The antiandrogen flutamide was injected (10 mg/Kg b.w.) to adult male mice which were sacrificed 24h. and 72h. after. Controls injected with the vehicle (corn oil) were sacrificed at the same intervals. Cryosections were made of the epididymides and examined by the TUNEL method for quantification of apoptosis and also using immunocytochemistry to visualize the expression of the stress protein HSP70. The highest indexes of apoptosis were observed in the caput epididymis after 72 h. and were of 7.40 cells/1000 in contrast to controls (0.21 cells/1000). HSP70 appeared particularly increased in the caput and cauda epididymis after 72 h. treatment. Results indicated that the blockage of androgen receptors induces apoptosis and a HSP70 expression in the principal epithelial cells of the mouse epididymis, and that these changes occur in a region-specific fashion.


Este trabajo estudia los cambios inducidos por el bloqueador de receptores de andrógeno flutamida en el epitelio del epidídimo del ratón. Varios machos adultos fueron inyectados con flutamida (1Omg/Kg.b.w.) y se sacrificaron a las 24 y 72horas. Otros machos, que sirvieron de controles fueron inyectados sólo con el vehículo empleado para las inyecciones (aceite de maíz) y se sacrificaron a intervalos similares. Los epidídimos tratados y controles fueron examinados mediante el método TÚNEL para cuantificar la apoptosis y mediante procedimientos inmunocitoquímicos para localizar la proteína de stress HSP70. El índice apoptótico más alto fue observado en la cabeza del epidídimo después de 72 horas de tratamiento. HSP70 se observó también a las 72 horas en la cabeza y en la cauda epididimaria. Los resultados indican que el bloqueo de los receptores de andrógenos induce apoptosis y expresión de HSP70 en las células principales del epitelio epididimario, y que estos cambios ocurren afectando a regiones específicas del epidídimo.


Subject(s)
Male , Adult , Animals , Mice , Androgen Antagonists , Epididymis/anatomy & histology , Epididymis/growth & development , Epididymis , Flutamide/administration & dosage , Flutamide/toxicity , Apoptosis , Epithelial Cells , Homeostasis , Microscopy, Scanning Tunneling/methods , /adverse effects , /metabolism
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