What Causes Itching On Vagina And Anus?

Helloo i am female 26 yrs old i am married and i been miscarrige last month now i experence itchy vagina and anus they both itchy i also have hermoniods my doctor said she no idea why is both itchy shegive me cream but is not work what should i do why is itchy no any discharge come out to my vagina it just itchy