Description: Pyridinols

Dosage: 125 ppm

Mode of Action: Inhibit mitochondrial energy production in sporozoites and trophozoites - early stages of Eimeria development.

Stage of life cycle affected by the drug: Active against the sporozoite stage of Eimeria (day 1-2). Coccidiostatic.

Toxicity: Chicken LD50 >8.0 g/kg; Turkey: LD50 2.5 g/kg

Residues: Clopidol accumulated primarily in eggs rather than the other edible tissues.

Incompatibilities and interactions: A synergistic combination of clopidol and methyl-benzoquate provides a slight improvement over the individual drugs.

Comments: Weak against E. acervulina.