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Equivalencia terapéutica evaluada mediante estudios in vitro de medicamentos multifuentes: estudio de casos de amoxicilina, doxiciclina y fluconazol en Lima, Perú / Therapeutic equivalence evaluated by in vitro studies of multisource pharmaceutical products: case studies of amoxicillin, doxycycline and fluconazole in Lima, Peru
Grande-Ortiz, Miguel; Taipe-Cadenillas, Sandra; Villodas-Saldaña, Cinthia; Rodríguez-Calzado, Javier; Moreno-Exebio, Luis.
  • Grande-Ortiz, Miguel; Instituto Nacional de Salud. Centro Nacional de Control de Calidad. Lima. PE
  • Taipe-Cadenillas, Sandra; Universidad Privada Norbert Wiener. Lima. PE
  • Villodas-Saldaña, Cinthia; Universidad Privada Norbert Wiener. Lima. PE
  • Rodríguez-Calzado, Javier; Instituto Nacional de Salud. Centro Nacional de Control de Calidad. Lima. PE
  • Moreno-Exebio, Luis; Instituto Nacional de Salud. Centro Nacional de Control de Calidad. Lima. PE
Rev. peru. med. exp. salud publica ; 36(1): 74-80, ene.-mar. 2019. tab, graf
Article in Spanish | LILACS | ID: biblio-1004402
RESUMEN
RESUMEN El objetivo del estudio fue determinar la equivalencia terapéutica evaluada mediante estudios in vitro de cuatro marcas de medicamentos conteniendo amoxicilina, doxiciclina y fluconazol adquiridos en establecimientos farmacéuticos de Lima Metropolitana y establecer su intercambiabilidad con un producto de referencia (PR). Se empleó un método validado de espectrofotometría ultravioleta visible para determinar el perfil de disolución. El factor de similitud (f2) se utilizó para establecer la equivalencia terapéutica, considerándose equivalentes si los valores de f2 se encontraban entre 50 y 100. Para doxiciclina los cuatro medicamentos fueron equivalentes in vitro al PR, para amoxicilina sólo dos medicamentos fueron equivalentes in vitro al PR y para fluconazol ninguno fue equivalente in vitro al PR. Se concluye que algunos medicamentos de amoxicilina y fluconazol que circulan en el mercado nacional no cumplen con la equivalencia terapéutica evaluada mediante estudios in vitro; es decir, no son intercambiables.
ABSTRACT
ABSTRACT The objective of the study was to determine the therapeutic equivalence evaluated through in vitro studies of four brands of drugs containing amoxicillin, doxycycline, and fluconazole purchased at pharmaceutical facilities in Metropolitan Lima, and to establish their interchangeability with a reference product (RP). A validated method of visible ultraviolet spectrophotometry was used to determine the dissolution profile. The similarity factor (f2) was used to establish the therapeutic equivalence, being considered equivalent if the values of f2 were between 50 and 100. For doxycycline, the four drugs were equivalent in vitro to the RP; for amoxicillin, only two drugs were equivalent in vitro to the RP; and for fluconazole, none was equivalent in vitro to the RP. It is concluded that some amoxicillin and fluconazole drugs circulating in the national market do not meet the therapeutic equivalence assessed by in vitro studies; in other words, they are not interchangeable.
Subject(s)


Full text: Available Index: LILACS (Americas) Main subject: Fluconazole / Doxycycline / Amoxicillin / Anti-Bacterial Agents / Antifungal Agents Type of study: Observational study / Prevalence study / Risk factors Country/Region as subject: South America / Peru Language: Spanish Journal: Rev. peru. med. exp. salud publica Journal subject: Public Health Year: 2019 Type: Article Affiliation country: Peru Institution/Affiliation country: Instituto Nacional de Salud/PE / Universidad Privada Norbert Wiener/PE

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Full text: Available Index: LILACS (Americas) Main subject: Fluconazole / Doxycycline / Amoxicillin / Anti-Bacterial Agents / Antifungal Agents Type of study: Observational study / Prevalence study / Risk factors Country/Region as subject: South America / Peru Language: Spanish Journal: Rev. peru. med. exp. salud publica Journal subject: Public Health Year: 2019 Type: Article Affiliation country: Peru Institution/Affiliation country: Instituto Nacional de Salud/PE / Universidad Privada Norbert Wiener/PE