You don't stop being contagious when you start using antifungal medication. However, once you start treatment, if you cover the lesions you can significantly decrease the risk of spreading them to others. The condition is contagious until all the spores are eliminated from your skin.
Is it possible for ringworm to not spread?
According to the Seattle Children's Hospital, ringworm stops being contagious after 48 hours of treatment. While undergoing treatment, a person can cover the lesion to help prevent it from coming into contact with other people or objects in the environment.
How long does ringworm remain contagious?
Incubation period: 1 to 3 weeks but can be shorter. Contagious period: A child with ringworm of the skin is infectious as long as the fungus remains present in the skin lesion. The fungus is no longer present when the lesion starts to shrink.
More useful articles on a similar topic 👇
How long after being exposed to ringworm do you get it?How do you not get ringworm from someone?