Candidiasis is a fungal infection caused by any yeasts of the candida species, usually taking one of two main forms—a genital candida infection (yeast infection) or an oral candida infection (thrush). Prolonged infections can have a variety of negative consequences, depending on what type you have, so it's a good idea to see your doctor as soon as possible. In most cases, infections caused by Candida are not serious and are easy to clear up but some may require serious medication or treatment for larger medical problems. Method 1 - Treating Vaginal Yeast Infections 1 → See your doctor. If you do not have a yeast infection but take over-the-counter (OTC) medications for one, then you can cause resistant candida to breed, making you more prone to infection later on. It is best to see your doctor first and allow her to perform a physical examination to determine if the infection is candida or something else. → Your doctor will likely begin with a vulvovaginal inspection to ex...