Hello, I notice a smell coming from my vagina that smells like fart , I started noticing the small during the last days of my period, it also started itching and got really red, my discharge is normal and it does not smell, I went to the gynecologist and told me I had a yeast infection , and not a BV, I am done with the yeast treatment two days ago but it still looks read and the smell has not disappear. What should I do?