Literature DB >> 18190937

Failure of a new antivenom to treat Echis ocellatus snake bite in rural Ghana: the importance of quality surveillance.

L E Visser1, S Kyei-Faried, D W Belcher, D W Geelhoed, J Schagen van Leeuwen, J van Roosmalen.   

Abstract

This study compares two antivenoms used to treat Echis ocellatus snake bite patients at Mathias Hospital, Yeji, central Ghana. FAV-Afrique antivenom (Aventis Pasteur) was given to 278 patients during 2001--2003, whilst Asna Antivenom C (Bharat Serum and Vaccines Ltd) was used in 2004 to treat 66 patients. The two groups had comparable patient attributes, time from snake bite to treatment and staff adherence to the tested treatment protocol. The antivenom C group required more repeat doses and twice the amount of antivenom to treat coagulopathy. Of greater concern, the antivenom C mortality rate was 12.1%, a marked rise from the 1.8% rate in the earlier FAV-Afrique antivenom group. In this study, antivenom C was ineffective as treatment for West African E. ocellatus snake venom. This illustrates the absolute need for regional pilot tests to assess the effectiveness of a new antivenom against local snake venoms before its sole and general distribution in a region is initiated.

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Year:  2008        PMID: 18190937     DOI: 10.1016/j.trstmh.2007.11.006

Source DB:  PubMed          Journal:  Trans R Soc Trop Med Hyg        ISSN: 0035-9203            Impact factor:   2.184


  40 in total

1.  Antivenomic assessment of the immunological reactivity of EchiTAb-Plus-ICP, an antivenom for the treatment of snakebite envenoming in sub-Saharan Africa.

Authors:  Juan J Calvete; Pedro Cid; Libia Sanz; Alvaro Segura; Mauren Villalta; María Herrera; Guillermo León; Robert Harrison; Nandul Durfa; Abdusalami Nasidi; R David G Theakston; David A Warrell; José María Gutiérrez
Journal:  Am J Trop Med Hyg       Date:  2010-06       Impact factor: 2.345

2.  Virus-like particles displaying conserved toxin epitopes stimulate polyspecific, murine antibody responses capable of snake venom recognition.

Authors:  Stefanie K Menzies; Charlotte A Dawson; Edouard Crittenden; Rebecca J Edge; Steven R Hall; Jaffer Alsolaiss; Mark C Wilkinson; Nicholas R Casewell; Robert A Harrison; Stuart Ainsworth
Journal:  Sci Rep       Date:  2022-07-05       Impact factor: 4.996

3.  Snake envenoming: a disease of poverty.

Authors:  Robert A Harrison; Adam Hargreaves; Simon C Wagstaff; Brian Faragher; David G Lalloo
Journal:  PLoS Negl Trop Dis       Date:  2009-12-22

4.  Randomised controlled double-blind non-inferiority trial of two antivenoms for saw-scaled or carpet viper (Echis ocellatus) envenoming in Nigeria.

Authors:  Isa S Abubakar; Saidu B Abubakar; Abdulrazaq G Habib; Abdulsalam Nasidi; Nandul Durfa; Peter O Yusuf; Solomon Larnyang; John Garnvwa; Elijah Sokomba; Lateef Salako; R David G Theakston; Ed Juszczak; Nicola Alder; David A Warrell
Journal:  PLoS Negl Trop Dis       Date:  2010-07-27

5.  Pre-clinical assays predict pan-African Echis viper efficacy for a species-specific antivenom.

Authors:  Nicholas R Casewell; Darren A N Cook; Simon C Wagstaff; Abdulsalami Nasidi; Nandul Durfa; Wolfgang Wüster; Robert A Harrison
Journal:  PLoS Negl Trop Dis       Date:  2010-10-26

6.  A multicomponent strategy to improve the availability of antivenom for treating snakebite envenoming.

Authors:  José María Gutiérrez; Thierry Burnouf; Robert A Harrison; Juan J Calvete; Ulrich Kuch; David A Warrell; David J Williams
Journal:  Bull World Health Organ       Date:  2014-03-04       Impact factor: 9.408

7.  Consequences of neglect: analysis of the sub-Saharan African snake antivenom market and the global context.

Authors:  Nicholas I Brown
Journal:  PLoS Negl Trop Dis       Date:  2012-06-05

8.  Antivenoms for Snakebite Envenoming: What Is in the Research Pipeline?

Authors:  Emilie Alirol; Pauline Lechevalier; Federica Zamatto; François Chappuis; Gabriel Alcoba; Julien Potet
Journal:  PLoS Negl Trop Dis       Date:  2015-09-10

9.  Comparative venom gland transcriptome surveys of the saw-scaled vipers (Viperidae: Echis) reveal substantial intra-family gene diversity and novel venom transcripts.

Authors:  Nicholas R Casewell; Robert A Harrison; Wolfgang Wüster; Simon C Wagstaff
Journal:  BMC Genomics       Date:  2009-11-30       Impact factor: 3.969

10.  Preclinical validation of a repurposed metal chelator as an early-intervention therapeutic for hemotoxic snakebite.

Authors:  Laura-Oana Albulescu; Melissa S Hale; Stuart Ainsworth; Jaffer Alsolaiss; Edouard Crittenden; Juan J Calvete; Chloe Evans; Mark C Wilkinson; Robert A Harrison; Jeroen Kool; Nicholas R Casewell
Journal:  Sci Transl Med       Date:  2020-05-06       Impact factor: 17.956

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