Wash and dry the affected area thoroughly
Use an over-the-counter antifungal cream, spray, or powder (commonly terbinafine, clotrimazole, or miconazole)
Apply antifungal treatment to the rash and a small surrounding margin as directed on the label
Continue treatment for the full course and for at least 1 week after symptoms clear
Keep the area clean and dry; change socks/underwear daily
Wear loose-fitting clothing and breathable fabrics
Avoid sharing towels, clothing, bedding, razors, or sports gear
Launder towels, clothing, and bedding in hot water and dry on high heat
Clean shared surfaces and wash hands after touching the rash
Avoid scratching; cover the rash with clean, dry clothing or a bandage if needed
If it’s on the scalp, nails, or widespread, see a clinician promptly for prescription treatment
Seek urgent medical care if the rash is severe, rapidly spreading, very painful, oozing pus, or you have a fever
Seek medical care if you have diabetes, immune suppression, or if no improvement occurs after 1–2 weeks of OTC treatment
Do not use steroid-only creams on ringworm
Avoid tanning beds and harsh skin products on the affected area