Anti-Coccidiosis drug with prevention and treatment against coccidiosis of chicken, duck, quail, turkey, goose and rabbit. Proposals against Resistance: Resistance is caused by long-term using the same drug, to prevent it, shuttle usage and alternate usage should be applied in prophylactic project. Shuttle usage: in the raising chicken one year. The first half year, one drug is used, and the second half, another is used. Using the above two methods, there is a slow or no resistance to bring the drug longevity.

Gram bead land belongs to the triazine phenlacetonitrile compounds, as the new, highly effective, low toxic coccidoistat, widely used in chicken coccidiosis.