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Croton grewioides Baill. (Euphorbiaceae) Shows Antidiarrheal Activity in Mice

1, 2, 2, 3, 4, 1, 1, 1★★ Corresponding author

  1. 1Postgraduate Program in Natural Products and Synthetic Bioactive, Federal University of Paraíba, João Pessoa 58051-900, PB, Brazil
  2. 2Institute of Biological Sciences and Health, Federal University of Alagoas, Maceió 57020-720, AL, Brazil
  3. 3Institute for Research on Drugs and Medicines, Federal University of Paraíba, João Pessoa 58051- 900, PB, Brazil
  4. 4Department of Molecular Biology, Federal University of Paraíba, João Pessoa 58051-900, PB, Brazil

CORRESPONDENCE

Fabiana de Andrade Cavalcante

Postgraduate Program in Natural Products and Synthetic Bioactive, Federal University of Paraíba, João Pessoa 58051-900, PB, Brazil

fabianacavalcante@ltf.ufpb.br

Volume 8, Issue 3 · pp. 202-205 · 2016 · DOI: 10.4103/0974-8490.181465

ABSTRACT

Based on chemotaxonomy, we decided to investigate the possible antidiarrheal activity in mice of a crude ethanolic extract obtained from aerial parts of Croton grewioides (CG-EtOH). We tested for any possible toxicity in rat erythrocytes and acute toxicity in mice. Antidiarrheal activity was assessed by determining the effect of CG-EtOH on defecation frequency, liquid stool, intestinal motility and intestinal fluid accumulation. CG-EtOH showed no in vitro cytotoxicity and was not orally lethal. In contrast, the extract given intraperitoneally (at 2000 mg/kg) was lethal, but only in females. CG-EtOH produced a significant and equipotent antidiarrheal activity, both in defecation frequency (ED50 = 106.0 ± 8.1 mg/kg) and liquid stools (ED50 = 105.0 ± 9.2 mg/kg). However, CG-EtOH (125 mg/kg) decreased intestinal motility by only 22.7% ±4.4%. Moreover, extract markedly inhibited the castor oil-induced intestinal contents (ED50 = 34.6 ± 5.4 mg/kg). We thus conclude that CG-EtOH is not orally lethal and contains active principles with antidiarrheal activity, and this effect seems to involve mostly changes in intestinal secretion.

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    Silva, A. D. S. D., Silva, K. D. M. E., Neto, J. C., Costa, V. C. D. O., Pessôa, H. D. L. F., Tavares, J. F., Silva, M. S. D., & Cavalcante, F. D. A. (2016). Croton grewioides Baill. (Euphorbiaceae) Shows Antidiarrheal Activity in Mice. Pharmacognosy Research, 8(3), 202-205. https://doi.org/10.4103/0974-8490.181465

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    © 2016 Author(s)

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