Background: To investigate the anti-cobra venom effect of alcoholic extract of Andrographis paniculata.
Materials And Methods: After calculating the LD(99) of snake venom, the venom-neutralizing ability of plant extract at the dose 1 g/kg and 2 g/kg was determined using in vitro and in vivo methods. The alleviation in the mean survival time of the animals were used to infer the antivenom property of the drug after challenging with LD(99) of snake venom.
Results: The ethanolic extract of plant A. paniculata significantly increases mean survival time and the protection fold, but could not protect animals from death when used alone. The higher dose, i.e., 2 g/kg was found better than that of the lower. ASV was found more effective than the plant extract. When ASV was given along with plant extract, it potentiates its effect.
Conclusion: The observation demonstrates the anti-cobra venom activity of ethanolic extract of A. paniculata which is comparable with ASV.
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http://dx.doi.org/10.4103/0976-9668.92326 | DOI Listing |
Arch Razi Inst
April 2024
Razi Vaccine and Serum Research Institute, Agricultural Research Education and Extension Organization (AREEO), Karaj, Iran.
Since around 100 years ago, the best treatment for millions of global snakebite victims has been polyclonal antivenoms. However, common antivenoms need continuous improvement to reduce rare, their side effects and get better performance. In the present study, Fab antivenom was produced through papain digestion of anti-cobra venom plasma, multi-step purification, and optimization, including ammonium sulfate precipitation and DEAE-cellulose column chromatography.
View Article and Find Full Text PDFToxicon X
June 2024
Myanma Pharmaceutical Enterprise, Yangon, Myanmar.
Snakebite is a neglected public health issue, with many scientific and medical issues to be solved. Cobras are among the most common venomous snakes in Myanmar and are responsible for a considerable number of severe snakebite envenoming. There are three species of cobra (, and ) in Myanmar.
View Article and Find Full Text PDFToxins (Basel)
February 2015
Centre for Marine & Coastal Studies (CEMACS), Universiti Sains Malaysia, Penang 11800, Malaysia.
Sea snake envenomation is a serious occupational hazard in tropical waters. In Malaysia, the beaked sea snake (Hydrophis schistosus, formerly known as Enhydrina schistosa) and the spine-bellied sea snake (Hydrophis curtus, formerly known as Lapemis curtus or Lapemis hardwickii) are two commonly encountered species. Australian CSL sea snake antivenom is the definitive treatment for sea snake envenomation; it is unfortunately extremely costly locally and is not widely available or adequately stocked in local hospitals.
View Article and Find Full Text PDFClin Toxicol (Phila)
March 2014
Division of Toxicology, China Medical University Hospital, Taichung , Taiwan.
Background: The clinical diagnosis of snakebites is critical and necessary in many parts of the world, especially in Southeastern Asia, where venomous snakebites are a burden on public health. It is difficult to define or recognize the species of venomous snake because of the overlapping clinical manifestations of envenomations. A quick and reliable method for identifying the snake species is necessary.
View Article and Find Full Text PDFEnviron Toxicol Pharmacol
March 2014
Department of Emergency, University Hospitals Case Medical Center, Case Western Reserve University, 11100 Euclid Avenue, Cleveland, 44106 OH, USA. Electronic address:
Although Chinese cobra snakebite is the most common type of snake venenation in China, it still lacks a comprehensive and systematic description. Hence, we aimed to study Chinese cobra bite cases with particular attention to demography, epidemiology and clinical profile. In this study, a total of 292 cases of Chinese cobra snakebite, presenting between January 1, 2008 and December 31, 2012, were retrospectively reviewed.
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