Concomitant administration of theophylline and oxamniquine in rats: Effect on theophylline clearance. The East and Central African Journal of Pharmaceutical Sciences, [S. l.], v. 1, n. 1, p. 22–23, 2020. Disponível em: http://jsep.uonbi.ac.ke/ojs/index.php/ecajps/article/view/524. Acesso em: 11 may. 2026.