Prominently itching spots in the genital area raises several possibilities, including jock itch, yeast infecti<span style = 'background-color: #dae8f4'>on</span>
, scabies, crab lice, allergic reaction
, and others. But unlikely to be herpes, syphilis, or other classical STDs. If it's a fungal (yeast) infection
or jock itch, the hydrocortison
e will make it worse.
Bottom line: Stop trying to guess and to get a diagnosis on
line; see a health care provider.