Neuropharmacological Assessment of the Hydroethanolic Leaf Extract of (Ait). R. Br. (Apocynaceae) in Mice.

Journal: Scientifica

Volume: 2021

Issue: 

Year of Publication: 

Affiliated Institutions:  School of Pharmacy and Pharmaceutical Sciences, College of Health & Allied Sciences, University of Cape Coast, Cape Coast, Ghana. Department of Pharmacology, School of Pharmacy, University of Health and Allied Sciences, Ho, Ghana.

Abstract summary 

has been widely used traditionally for its analgesic and anti-inflammatory effects. It is also reportedly used in ethnomedicine for mental health disorders including epilepsy even in the absence of supporting scientific data. Thus, the potential of the plant to affect neurological functions was evaluated.Irwin's test was performed to determine the effect of the oral administration of the extract (30-3000 mg kg) on gross behaviour and physiological function. The activity meter, rotarod, pentylenetetrazol- (PTZ-) induced convulsion, pentobarbitone-induced sleep test, and the tail immersion tests were used to evaluate the spontaneous activity, neuromuscular function, convulsive threshold, sedation, and analgesic effects of the extract (30-1000 mg/kg), respectively, in mice. extract (CPE) exhibited significant ( < 0.0001) anticonvulsant and analgesic effects. There was a significant increase in withdrawal latency of the CPE-treated animals in the tail immersion test for analgesia ( < 0.0001), while latency and duration of PTZ-induced convulsions were positively modulated. extract showed significant ( < 0.0001) central nervous system depressant effects in pentobarbitone-induced hypnosis at 100-1000 mg/kg and spontaneous activity test (30-1000 mg/kg). The extract also depicted impaired motor coordination at 100-1000 mg/kg dose levels. LD was estimated to be above 1000 mg kg. extract has significant central nervous system depressant and analgesic effects in mice.

Authors & Co-authors:  Obese Ernest E Ameyaw Elvis Ofori EO Biney Robert Peter RP Adakudugu Emmanuel Awintiig EA Woode Eric E

Study Outcome 

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Citations :  Amoateng P., Quansah E., Karikari T. K., et al. Medicinal plants used in the treatment of mental and neurological disorders in Ghana. Evidence-Based Complementary and Alternative Medicine. 2018;2018:14. doi: 10.1155/2018/8590381.8590381
Authors :  5
Identifiers
Doi : 5551380
SSN : 2090-908X
Study Population
Male,Female
Mesh Terms
Other Terms
Study Design
Cross Sectional Study
Study Approach
Country of Study
Publication Country
Egypt