Rashes and spots in inner thigh region and itches a lot when sweating.use of dettol reduces for some days but reappears shortly.it has been 2 month.

Possible Fungus: Fungus grows more with heat and sweat. This should be scraped and tested by a Dermatologist, to see if it is a fungal infection, psoriasis, or Seborrheic Dermatitis, all which can look similar, in the groin. You may wish to try first over the counter Clotrimazole Cream, twice a day, 2 weeks, to kill fungus. Using an anti-fungal powder through the summer may prevent recurrences.