{"id":32472,"date":"2026-09-03T18:35:00","date_gmt":"2026-09-03T22:35:00","guid":{"rendered":"https:\/\/www.rigicon.com\/?post_type=glossary-term&p=32472"},"modified":"2026-09-04T06:10:00","modified_gmt":"2026-09-04T10:10:00","slug":"supositorio-intrauretral","status":"publish","type":"glossary-term","link":"https:\/\/www.rigicon.com\/pt-br\/glossary-term\/supositorio-intrauretral\/","title":{"rendered":"Suposit\u00f3rio Intrauretral"},"content":{"rendered":"","protected":false},"excerpt":{"rendered":"","protected":false},"featured_media":0,"template":"","glossary-category":[141],"glossary-product":[104,105],"class_list":["post-32472","glossary-term","type-glossary-term","status-publish","hentry","glossary-category-erectile-dysfunction-treatments","glossary-product-infla10-pulse-ipp-series","glossary-product-rigi10-malleable-penile-prosthesis"],"acf":{"gt-definition":"<p>O suposit\u00f3rio intrauretral \u00e9 um sistema transuretral medicamentoso de dose \u00fanica para a administra\u00e7\u00e3o de alprostadil na uretra masculina para o tratamento da disfun\u00e7\u00e3o er\u00e9til.<sup>1<\/sup> Consiste em alprostadil, um an\u00e1logo sint\u00e9tico da prostaglandina E1, suspenso em polietilenoglicol 1450 (como excipiente) e moldado em um pellet medicamentoso (microssuposit\u00f3rio) medindo 1,4 mm de di\u00e2metro por 3 mm ou 6 mm de comprimento.<sup>2<\/sup> O pellet fica na ponta de um aplicador oco transl\u00facido e \u00e9 administrado inserindo a haste do aplicador na uretra ap\u00f3s a mic\u00e7\u00e3o.<sup>3<\/sup> O medicamento atua relaxando o tecido circundante e fazendo com que os vasos sangu\u00edneos se expandam, o que aumenta o fluxo sangu\u00edneo para o p\u00eanis, resultando em uma ere\u00e7\u00e3o.<sup>4<\/sup> Este tratamento \u00e9 comumente conhecido como MUSE (Medicated Urethral System for Erection) e \u00e9 aprovado pelo FDA como tratamento de segunda linha para disfun\u00e7\u00e3o er\u00e9til quando as terapias orais de primeira linha, como os inibidores da fosfodiesterase tipo 5 (PDE5), se mostram ineficazes.<sup>5<\/sup><\/p>\n","gt-synonyms":"MUSE, Medicated Urethral System for Erection, Suposit\u00f3rio uretral de alprostadil, Alprostadil transuretral, Alprostadil intrauretral, Pellet uretral","gt-citation":"[1] Meda Pharmaceuticals Inc. MUSE\u00ae (alprostadil) urethral suppository. U.S. Food and Drug Administration. 2024. https:\/\/www.accessdata.fda.gov\/drugsatfda_docs\/label\/2024\/020700s032lbl.pdf\n\n[2] Leslie SW, Jain A, Iqbal OA. Alprostadil. StatPearls. 2023. https:\/\/www.ncbi.nlm.nih.gov\/books\/NBK542217\/\n\n[3] Mayo Clinic. Alprostadil (urethral route). 2023. https:\/\/www.mayoclinic.org\/drugs-supplements\/alprostadil-urethral-route\/description\/drg-20138507\n\n[4] Mount Sinai. Intraurethral Agents - Erectile Dysfunction. 2023. https:\/\/www.mountsinai.org\/care\/urology\/services\/mens-health\/male-sexual-dysfunction\/intraurethral-agents\n\n[5] Brown K, Garza E. MUSE for ED: How It Works, Side Effects, & More. Hims. 2024. https:\/\/www.hims.com\/blog\/muse-for-ed","gt-clinical-context":"<p>O suposit\u00f3rio intrauretral \u00e9 clinicamente indicado como tratamento de segunda linha para a disfun\u00e7\u00e3o er\u00e9til em homens quando a terapia oral falhou.<sup>1<\/sup> O tratamento \u00e9 particularmente valioso para pacientes que n\u00e3o toleram ou apresentam contraindica\u00e7\u00f5es aos inibidores da fosfodiesterase tipo 5 (PDE5), como a sildenafila.<sup>2<\/sup> O medicamento \u00e9 administrado imediatamente antes da rela\u00e7\u00e3o sexual, com ere\u00e7\u00f5es ocorrendo tipicamente de 5 a 10 minutos ap\u00f3s a inser\u00e7\u00e3o e durando aproximadamente de 30 a 60 minutos.<sup>3<\/sup><\/p>\n<p>O processo de administra\u00e7\u00e3o envolve a inser\u00e7\u00e3o do aplicador na uretra ap\u00f3s a mic\u00e7\u00e3o (o que ajuda a lubrificar a uretra e facilita a inser\u00e7\u00e3o), a libera\u00e7\u00e3o do pellet de alprostadil e, em seguida, a massagem do p\u00eanis para auxiliar na absor\u00e7\u00e3o enquanto o mant\u00e9m na posi\u00e7\u00e3o vertical para evitar vazamentos.<sup>4<\/sup> Os pacientes devem ter rela\u00e7\u00f5es sexuais de 10 a 30 minutos ap\u00f3s o in\u00edcio do efeito do medicamento para obter resultados ideais.<sup>5<\/sup><\/p>\n<p>Estudos de efic\u00e1cia cl\u00ednica indicam que o medicamento funciona para aproximadamente 35 por cento dos homens com disfun\u00e7\u00e3o er\u00e9til.<sup>6<\/sup> Os efeitos adversos comuns incluem dor peniana (relatada por cerca de 36% dos usu\u00e1rios), queima\u00e7\u00e3o uretral, sangramento uretral discreto, tontura e, em casos raros, priapismo (ere\u00e7\u00e3o dolorosa e prolongada que requer aten\u00e7\u00e3o m\u00e9dica imediata).<sup>7<\/sup> O tratamento \u00e9 contraindicado em pacientes com doen\u00e7a de Peyronie, anemia falciforme, mieloma, leucemia ou uretrite.<sup>8<\/sup><\/p>\n<p>Os profissionais de sa\u00fade devem avaliar cuidadosamente os pacientes antes de prescrever suposit\u00f3rios intrauretrais, considerando seu hist\u00f3rico m\u00e9dico, medicamentos concomitantes e o potencial de efeitos adversos. A educa\u00e7\u00e3o do paciente sobre a t\u00e9cnica correta de administra\u00e7\u00e3o \u00e9 crucial para o sucesso e a seguran\u00e7a do tratamento.<sup>9<\/sup><\/p>\n","gt-related-evidence":null,"gt-featured":false,"gt-ai-referenced":true,"gt-view-count":2},"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v28.4 (Yoast SEO v28.4) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Suposit\u00f3rio Intrauretral: MUSE na Disfun\u00e7\u00e3o Er\u00e9til<\/title>\n<meta name=\"description\" content=\"O suposit\u00f3rio intrauretral (MUSE) administra alprostadil na uretra masculina para o tratamento da disfun\u00e7\u00e3o er\u00e9til ap\u00f3s falha de terapias orais.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.rigicon.com\/pt-br\/glossary-term\/supositorio-intrauretral\/\" \/>\n<meta property=\"og:locale\" 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