Hi, Thanks for using HCM.
It could be fungal infection
, with secondary bacterial infection.
You may need to take antifungal cream and antibiotic if there is any secondary bacterial infection.
You can take antihistamines to reduce itching.
Get done your blood sugar test for diabetes
Wash your inner wears in hot water and sun dry
Maintain good hygiene, keep area dry.
If not reduced by these measures get examined by doctor.
Hope I answered your question.
Feel free to ask me if you have any further queries.
Wish you good health. Take care.