Perrigo confirmed its filing of an ANDA for a generic version of Monistat 1 combination pack (Miconazole formulation). Johnson & Johnson's the innovator for this formulation had filed an infringement lawsuit against various generic players. Miconazole is an imidazole antifungal agent, is commonly applied topically or mucus membranes to cure fungal infections. It acts by inhibiting the synthesis of ergosterol, a critical component of fungal cell membranes.