Ketoconazole Tablets I.P 200mg. are prescribed for treatment of fungal skin infections including pityriasis versicolor, tinea, & cutaneous candidiasis. Active compound present in this medicine has molecular formula C26H28Cl2N4O4 with molar mass of 531.431 g/mol. They get metabolized in liver by oxidation & O-dealkylation with bioavailability of up to 97%. Ketoconazole Tablets I.P 200mg. work by interfering with ergosterol production which is considered to be very important for fungal cell wall.