Pharmacological validation of the use of Ageratum conyzoides L. described in treatises between the 17th and 20th centuries. Rev Fitos [Internet]. 2026 May 20 [cited 2026 Aug. 13];20(2):e1864. Available from: https://revistafitos.far.fiocruz.br/index.php/revista-fitos/article/view/1864