In such cases please upload a picture too.
If it's fungal origin and you don't have no open would near to it then can apply medicated oil or consult a doctor for some mild local procedures.
#rub the area with a small onion piece and leave it for sometime. Then wash it away and repeat at least thrice a day.
#ripened birds eye chilli / capsicum frutescence can cut and apply the affected area with special case. Locally there will be severe burning sensation.
Next Steps
Consult a doctor for better examination
Answered2017-02-03 20:41:00
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