Hello
Fungal infection is contagious and easy to treat but nowadays due to rampant use of OTC products which may contain steroids, fungals infections have become resistant to usual line of treatment. Visit a qualified dermatologist nearby for proper examination and treatment. You may need longer course of medicines now but ve patient and take all the medicines according to guidelines given by dermatologist.
Next Steps
visit a qualified allopathic dermatologist only for antifungal treatment.
Health Tips
keep the affected areas all time dry as fungus grows in moist and hot environment. Do not touch the area repeatedly and wash hands with soap Everytime you touch it.