Comparison of the isometamidium-based trypanocidal drugs Samorin and Veridium in cattle under field conditions at Nguruman, Kenya.

Abstract:

:The trypanocidal activity of two commercially available isometamidium-based products, Samorin (Merial, USA) and Veridium (Sanofi Santé Nutrition Animale, France), used at a dose rate of 0.5 mg kg(-1) bodyweight, was compared in a field trial involving groups of approximately 30 zebu cattle in a trypanosomosis endemic part of south-western Kenya. The trial took place between April 1997 and March 1998 during a time of higher than normal rainfall that resulted in periods of high trypanosome challenge. The trial consisted of five consecutive prophylactic cycles, each of approximately 10 weeks duration. It was demonstrated that there was no significant difference in the prophylactic activity of the two isometamidium-based products, and no significant difference between the relative activity of three different batches of the product Veridium used during the course of the trial. There was some evidence that drug-resistant strains of trypanosomes may have been present, but it was concluded that isometamidium is still an effective trypanocidal drug in this location.

journal_name

Acta Trop

journal_title

Acta tropica

authors

Stevenson P,Okech G,Mwendia C,Sones KR

doi

10.1016/s0001-706x(00)00132-7

subject

Has Abstract

pub_date

2000-11-02 00:00:00

pages

195-201

issue

2

eissn

0001-706X

issn

1873-6254

pii

S0001706X00001327

journal_volume

77

pub_type

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