Topical systemic fungicide with translaminar movement. It shows preventive and therapeutic action. At a biochemical level, pyrimethanil inhibits the biosynthesis of methionine and the excretion of hydrolytic enzymes by pathogens, which are necessary for the process of plant infestation. Intended for the control of Botrytis in grapevine, strawberry, tomato, eggplant, pepper, lettuce and onion, Sclerotinia in lettuce and onion, Venturia inaequalis in apple and Monilia in stone fruit.