Desarrollo y caracterización de un coprocesado a base de polietilenglicol para comprimidos orodispersables
Development and characterization of a polyethylene glycol-based coprocessed for orodispersible tablets
Desenvolvimento e Caracterização de um coprocesso à base de polietilenoglicol para comprimidos orodispersíveis
DOI:
https://doi.org/10.15446/rcciquifa.v55n3.129586Palabras clave:
comprimido orodispersable, ODT, coprocesado, compactabilidad, diseño de experimentos, PEG (es)orodispersible tablet, ODT, coprocessed excipient, PEG, tabletability, design of experiments (en)
comprimido orodispersível, ODT, coprocessado, PEG, compactabilidade, planejamento experimental (pt)
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Introducción: Los coprocesados son como una alternativa innovadora para reducir la cantidad de excipientes necesarios para la obtención de comprimidos, además de mejorar las propiedades fisicoquímicas de los fármacos y optimizar los procesos en la industria farmacéutica. Por otro lado, los comprimidos orodispersables son formas sólidas que se disuelven en segundos en la cavidad bucal y facilitan la administración en pacientes con problemas de deglución. Objetivo: Desarrollar y caracterizar un coprocesado a base de polietilenglicol 6000 (PEG 6000) para comprimidos orodispersables mediante granulación por fusión, empleando diseño de experimentos, así como evaluar su perfil de compactabilidad. Métodos: Se empleó un diseño de experimentos factorial completo 3² para evaluar el impacto de Polietilenglicol 6000 y de croscaramelosa sódica sobre las variables de respuesta: Índice de Carr, Índice de Hausner, ángulo de reposo. Posteriormente se obtuvieron comprimidos placebo y se caracterizaron mediante el perfil de compactabilidad y pruebas farmacopéicas incluyendo friabilidad, dureza y tiempo de desintegración. Resultados: Se obtuvieron 9 formulaciones que presentaron excelentes propiedades de flujo y compresibilidad. Los comprimidos cumplieron con las especificaciones farmacopéicas y presentaron tiempos de desintegración de 25 a 426 s. Se observo que el desempeño del coprocesado dependió de un equilibrio entre plasticidad proporcionada con el PEG, fragmentación de la lactosa e hinchamiento de la croscaramelosa. Conclusiones: las formulaciones F1 y F4 presentaron adecuada fluidez, resistencia mecánica con σₜ ~2,5–3,0 MPa y rápida desintegración para su aplicación en comprimidos ODT.
Introdução: Os coprocessos representam uma alternativa inovadora para reduzir a quantidade de excipientes necessários na produção de comprimidos, além de melhorar as propriedades físico-químicas dos fármacos e otimizar os processos na indústria farmacêutica. Comprimidos orodispersíveis são formas farmacêuticas sólidas que se dissolvem em segundos na cavidade oral, facilitando a administração a pacientes com dificuldades de deglutição. Objetivo: Desenvolver e caracterizar um coprocesso à base de polietilenoglicol 6000 (PEG 6000) para comprimidos orodispersíveis utilizando granulação por fusão e planejamento experimental, e avaliar seu perfil de compactabilidade. Métodos: Um planejamento experimental fatorial completo 3² foi utilizado para avaliar o impacto do polietilenoglicol 6000 e da croscarmelose sódica nas variáveis de resposta: índice de Carr, índice de Hausner e ângulo de repouso. Comprimidos placebo foram obtidos e caracterizados por meio de perfil de compactabilidade e testes farmacopeicos, incluindo friabilidade, dureza e tempo de desintegração. Resultados: Nove formulações foram obtidas, apresentando excelentes propriedades de fluxo e compressibilidade. Os comprimidos atenderam às especificações farmacopeicas e apresentaram tempos de desintegração variando de 25 a 426 segundos. O desempenho do comprimido coprocessado mostrou depender do equilíbrio entre a plasticidade proporcionada pelo PEG, a fragmentação da lactose e o inchamento da croscarmelose. Conclusões: As formulações F1 e F4 apresentaram fluidez, resistência mecânica (σₜ ~2,5–3,0 MPa) e desintegração rápida adequadas para uso em comprimidos orodispersíveis.
Introduction: Coprocessed excipients have emerged as an innovative alternative to reduce the number of excipients required for tablet manufacturing, while improving the physicochemical properties of active pharmaceutical ingredients and optimizing pharmaceutical processing. Orodispersible tablets (ODTs) are solid dosage forms that disintegrate within seconds in the oral cavity, facilitating administration in patients with swallowing difficulties. Objective: To develop and characterize a polyethylene glycol 6000 (PEG 6000)-based coprocessed excipient for orodispersible tablets prepared by melt granulation, using a design of experiments (DoE) approach, and to evaluate its tabletability profile. Methods: A full factorial 3² experimental design was employed to assess the impact of polyethylene glycol 6000 and sodium croscarmellose on the response variables: Carr’s Index, Hausner Ratio, and angle of repose. Subsequently, placebo tablets were prepared and characterized through tabletability profiling and pharmacopeial tests, including friability, hardness, and disintegration time. Results: Nine formulations were obtained, exhibiting excellent flowability and compressibility properties. The tablets complied with pharmacopeial specifications and showed disintegration times ranging from 25 to 426 s. The performance of the coprocessed excipient was found to depend on a balance between the plastic deformation provided by PEG, lactose fragmentation, and the swelling capacity of sodium croscarmellose. Conclusions: Formulations F1 and F4 demonstrated adequate flow properties, suitable mechanical strength (σₜ ≈ 2.5–3.0 MPa), and rapid disintegration, supporting their potential application in ODT formulations.
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