Oral administration of eucalyptol reduces cell migration and pain-like behavior in zymosan-induced arthritis mice
Braz. J. Pharm. Sci. (Online)
;
58: e21189, 2022. graf
Artículo
en Inglés
| LILACS
| ID: biblio-1420458
ABSTRACT
Abstract Rheumatoid arthritis (RA) is an inflammatory disease that utilizes nonbiologic and biologic drugs for appropriate disease management. However, high cost, adverse effects, reduced effectiveness, and risk of infection have stimulated the search for safer and more efficacious therapeutic strategies. In the present study, we aimed to evaluate the anti-inflammatory and analgesic properties of eucalyptol in an experimental model of arthritis. Mice were administered zymosan or saline intra-articularly. One hour before the zymosan administration, the mice were treated with oral eucalyptol (200-400 mg/kg) and vehicle. Cell influx, neutrophils, lymphocytes, and monocytes were measured in joint exudates. Joint pain was assessed using paw-pressure tests. Orally administered eucalyptol (200 and 400 mg/kg) significantly reduced cell influx, as well as neutrophils, lymphocytes, and monocytes, when compared with the control. Eucalyptol at a dose of 400 mg/kg significantly reversed joint pain and demonstrated analgesic activity (60%); however, 200 mg/kg failed to alter joint pain. These results indicate that oral eucalyptol promotes anti-inflammatory and analgesic activity in mice subjected to zymosan-induced arthritis.
Texto completo:
Disponible
Índice:
LILACS (Américas)
Asunto principal:
Artritis
/
Zimosan
/
Movimiento Celular
/
Administración Oral
/
Eucaliptol
Límite:
Animales
Idioma:
Inglés
Revista:
Braz. J. Pharm. Sci. (Online)
Asunto de la revista:
Farmacologia
/
Teraputica
/
Toxicologia
Año:
2022
Tipo del documento:
Artículo
País de afiliación:
Brasil
Institución/País de afiliación:
Universidade Federal do Ceará/BR
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