Suggest Treatment For Itching In Vagina Area

Hi, I have an itchy vagina area and am 15months postpartum. Stopped breastfeeding at 12 months and have had about 3 menstrual cycles. Vaginal dryness and itchiness that seems worse during menstruation. In think my right vaginal gland may also be slightly swollen. Can you help. I am worried. I have had this for a couple of months, maybe 3