Avaliação do perfil e causalidade de eventos adversos relacionados ao uso de fitoterápicos em pacientes de um ambulatório público de fitoterapia

Autores

DOI:

https://doi.org/10.33448/rsd-v11i13.35302

Palavras-chave:

Causalidade; Terapias complementares; Efeitos colaterais e reações adversas relacionadas a medicamentos; Fitoterapia.

Resumo

Para avaliar o perfil e a causalidade dos eventos adversos relacionados aos fitoterápicos de uso generalizado no Brasil, realizamos um ensaio clínico aberto, prospectivo, antes e depois com pacientes de um ambulatório especializado em medicina complementar e alternativa. Os participantes foram submetidos a exames laboratoriais antes e após o uso dos medicamentos, bem como após um período de descontinuação naqueles que apresentaram eventos adversos. A ocorrência de eventos adversos e sua gravidade foram verificadas de acordo com a Escala de Grau de Toxicidade da OMS para Determinação da Gravidade de Eventos Adversos, e sua causalidade estabelecida pelo algoritmo de Naranjo. Quarenta e dois indivíduos participaram do estudo, dos quais 25 experimentaram eventos adversos de toxicidade grau 1, principalmente hiperamilasemia, e 14 continuaram a experimentá-los após a descontinuação, principalmente hipomagnesemia. Os valores médios/medianos dos testes laboratoriais realizados em cada fase estavam dentro das especificações. A análise estatística desses valores no pré-tratamento e tratamento (n=42) e nas fases de tratamento e pós-tratamento (n=22) mostrou significância estatística para o tempo de tromboplastina parcial ativada (p=0,020) na primeira correlação. O algoritmo de Naranjo estabeleceu uma possível relação causal entre o uso de fitoterápicos e os eventos adversos relatados. Ao sinalizar uma baixa probabilidade de ocorrência, o algoritmo indica o uso seguro desses medicamentos nas condições experimentais empregadas.

Biografia do Autor

Hérica Núbia Cardoso Cirilo, Universidade Federal de Goiás

Hospital das Clínicas, Universidade Federal de Goiás

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05/10/2022

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CIRILO, H. N. C. .; CARNEIRO , D. M. .; PAULA, J. R. de .; CUNHA, L. C. da .; BARA, M. T. F. . Avaliação do perfil e causalidade de eventos adversos relacionados ao uso de fitoterápicos em pacientes de um ambulatório público de fitoterapia. Research, Society and Development, [S. l.], v. 11, n. 13, p. e223111335302, 2022. DOI: 10.33448/rsd-v11i13.35302. Disponível em: https://rsdjournal.org/index.php/rsd/article/view/35302. Acesso em: 17 jul. 2024.

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