Does bluestar ointment work to treat ringworm?

Claims to....: The active ingredient in Blue Star is Camphor 1.24% - claims are made it treats a variety of things. However, it does not contain any FDA approved antifungal medications and specifically states if not effective after 5 days to consult your MD. Consider other OTC meds - like athlete foot cream lotrimen - for suspected ringworms. Always check with your MD for any rash not responding to OTC products.