What Does Itchiness And Burning Sensation With White Vaginal Discharge Indicate?

hi i hav itching in my vagina n somtimes it burns. I had a miscarriage 1st timester about 4 months ago and after while i often have to face the same problem. i also visit my doc n she gave me some antibacterial medicines. It was usefull but now again its burning for 3 days .And i also have a white discharge and its new to me. Kindly guide me what should i do? My husband is also worried about it as his genital part also affected everytime.