many thanks for the question. yes : you can start medication again But before starting the medication take the culture of urine or high vaginal swab to know the nature of the bacteria and its sensitivity to antibiotics It is also common due to poor local hygiene and more common in diabetes patient ,I m sure you have check your blood sugar level. How to prevent -Avoid baths with foamy soaps.take normal water shower with standing -clean yourself from front to bottom rather than opposite way. -Avoid using tissue papers,because sometimes make foreign body to give rise infections.