As an active jogger, an itchy foot lesion suggests a fungal infection like athlete's foot. However, because it has now expanded into an open woundpossibly irritated by the previous salicylic acidyou should avoid self-treating with over-the-counter ointments right now. Instead, keep the area clean and dry, and cover it with a sterile bandage. Please consult a healthcare professional or podiatrist to examine the wound. They can safely prescribe the correct treatment, such as a generic topical antifungal (like terbinafine or clotrimazole) or a topical antibiotic if a secondary bacterial infection is present, ensuring you heal safely and can return to running.