K-Tone Tablet contains Ketoconazole 200 mg, an antifungal agent belonging to the imidazole class, primarily indicated for the treatment of systemic and superficial fungal infections. Ketoconazole exerts its antifungal effect by inhibiting the synthesis of ergosterol, an essential component of fungal cell membranes, leading to increased membrane permeability and ultimately fungal cell death. K-Tone is effective against a broad spectrum of dermatophytes, yeasts, and molds, including species of Candida, Trichophyton, and Malassezia. It is commonly prescribed for conditions such as tinea infections, candidiasis, and seborrheic dermatitis when topical therapy is inadequate or impractical. The tablet formulation ensures systemic distribution, making it suitable for deep-seated or extensive fungal infections. Dosage should be individualized based on the severity and type of infection, typically administered once daily with food to enhance absorption and reduce gastrointestinal discomfort. Caution is advised in patients with hepatic impairment due to potential hepatotoxicity; liver function tests should be monitored during prolonged therapy. K-Tone is contraindicated in patients with known hypersensitivity to ketoconazole or other azole antifungals. Concomitant use with drugs metabolized by CYP3A4 requires careful consideration due to potential drug interactions. Adverse effects may include gastrointestinal disturbances, headache, and rarely, hepatotoxicity.