Wash the affected area gently with soap and water and dry thoroughly
Keep the rash clean and dry
Apply an OTC antifungal cream or ointment to the rash and a small surrounding area
Use terbinafine or butenafine if available, following the package directions
If using clotrimazole or miconazole, follow the package directions and keep applying for the full course
Continue treatment for at least 1 week after the rash looks healed, unless the label says otherwise
Do not use steroid-only creams (e.g., hydrocortisone) on ringworm unless a clinician advises it
Avoid scratching and cover the area with loose, breathable clothing if needed
Wash hands after touching the rash or applying medication
Change and wash clothing, towels, and bed linens daily until improved, then as needed
Do not share towels, clothing, hats, or bedding
Clean surfaces that may have contacted the rash (e.g., gym equipment, bathroom surfaces)
Treat pets with suspected ringworm by contacting a veterinarian
Seek medical care if the rash is on the scalp, face, nails, groin, or large areas
Seek medical care if there is no improvement after 1–2 weeks of OTC treatment
Seek medical care urgently if the area becomes very painful, swollen, warm, drains pus, or you have fever
Seek medical care if you have diabetes, immune suppression, or widespread or recurrent infections
If ringworm is on the scalp or severe, ask a clinician about oral antifungal medication