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It is possible it is BV. You will need to take a course of Metronidazole
tablets 500mg twice a day for 7 days, but only under medical supervision. It is best to visit a Gynaecologist ti examine you first. Cranberry juice will help in preventing urinary tract infection
. You can apply Metronidazole gel 0.5% inside your vagina twice a day for 7 days as well. Avoid sexual contact till you are cured. Use condom while having sex. Drink plenty of water.