Winter coccidiosis in a cow calf

A four months old male cow calf was presented with history of haemorrhagic diarrhoea, anorexia, depression and dehydration. Based on clinical symptoms and microscopic examination the condition was diagnosed as winter coccidiosis and treated with Sulphadiazine and Trimethoprim along with fluid, electrolyte and multivitamin preparations. Animal showed improvement second day onwards post-treatment.