Balance Activ BV Vaginal Pessaries Balance Activ BV Vaginal Pessaries contain a unique formula of lactic acid & glycogen to quickly & effectively combat the symptoms & causes of Bacterial Vaginosis. Bacterial Vaginosis is caused by an imbalance in the naturally occurring bacteria within the vagina, which is why Balance Activ BV Vaginal Pessaries provides the nutrients that encourage the growth of good bacteria, which help to neutralise embarrassing odour, relieve abnormal discharge & alleviate discomfort. It also maintains the natural p H balance of the vagina to prevent recurrence in the long term. Balance Activ BV Vaginal Pessaries are simply inserted into the vagina like a tampon. They are small, discreet, mess-free & ideal to be used at bedtime.