I found this spot on my 7 week old kitten, it doesn't seem to be painful. I tried to clean it using H<sub>2</sub>O<sub>2</sub> solution - it went away, but 5 days later appeared again together with a new spot on the nose.

Is it an infection? Should I go to vet?

![enter image description here][1]


  [1]: https://i.sstatic.net/acJB1.jpg