Had sex on the 3rd day of period. he cum inside me. that's thurs. after 2 days, sat, my vagina became itchy. and,fri, i have white discharge, odorless?

Maybe Yeast ?: Yeast can present with clumpy, white vaginal discharge to a watery, white discharge. Sometimes a discharge is not apparent. There is no odor. It can cause swelling and redness of vulva along with itching and burning pain. It may lead to pain with urination or intercourse. Yeast infections may be treated with OTC meds such as: Clotrimazole, Miconazole, Butoconazole & Tioconazole.