For a localized itchy fungal infection, an over-the-counter topical antifungal cream is usually highly effective. Look for creams containing generic active ingredients like clotrimazole, miconazole, or terbinafine. Apply a thin layer to the affected spot and the surrounding clean, dry skin once or twice daily, typically for one to two weeks, even if the itchiness improves sooner. Keep the area clean and dry to prevent the fungus from spreading. If the spot doesn't improve after two weeks, spreads, or becomes painful, please consult a healthcare professional for a proper evaluation. These infections are very common and easily treatable!