No. Please do not attempt to cure any condition or disease you think you may have at home! See a physician, or go to the emergency room if you don't have insurance, there are free health clinics. You may make it worse by self medicating.
Natural herbs, supplements and probiotics are considered to be the most effective cures for bacterial vaginosis. "The Ultimate Natural Guide to Bacterial Vaginosis Relief" ebook by the Dedical...
I hate to tell you this but you CANT! you have to be put on antibiotics ASAP, if not the infection could get worse and will mostly be accompanied by yeast infection, bladder infection and/or kidney...
Penicillin may get rid of the bacteria in the vagina, but that doesn't mean BV won't return. Penicillin is an antibiotic and will kill ALL bacteria - good and unhealthy.
There are several cures for bacterial vaginosis. In order to determine which one may work best with your body chemistry, I recommend reading "The Ultimate Natural Guide to Bacterial Vaginosis Relief".