Monistat 1-Day Treatment is designed to provide relief from yeast infections with a convenient, prefilled applicator. It targets the infection quickly, providing you with effective relief and comfort. The prefilled applicator offers ease of use, making treatment straightforward and hassle-free. Monistat is a trusted brand widely recommended by healthcare professionals for treating vaginal yeast infections. Product Benefits. Quick Relief From Yeast Infections. Convenient Prefilled Applicator.