Is there a home remedy for bv instead of me constantly going to the doctor every mth for it?

Try sugar free organic yogurt, Eat at least 8 oz(226.8 g) of yogurt with live L. acidophilus cultures as part of your long-term daily diet.
Try antioxident type foods with vitamins A, C, D and E, as well as, B complex
Cranberry,

Avoid yeast organisms thrive on, like cheese, alcohol, chocolate, soy sauce, sugar, vinegar, fruits, fermented foods or those containing molds, like blue cheese.

With whatever all you do you should still keep up your dr visits until it has cleared up enough to stop dr treatments.

If you are continually getting BV, your partner may need to be treated as well.