Causes of vaginitis

Vaginitis may be caused by any of the following infections or irritants: Thrush a fungal infection that commonly affects the vagina bacterial vaginosis a bacterial infection of the vagina trichomoniasis a sexually transmitted infection (STI) caused by a tiny parasite chemical irritation for example, from perfumed bubble bath, soap or fabric conditioner, or from spermicide (a chemical that kills sperm, sometimes found on condoms) washing inside your vagina chlamydia an STI caused by bacteria genital herpes an STI caused by the herpes simplex virus Vaginaldryness , itching or discomfort (particularly during sex) can also sometimes be caused by a fall in oestrogen levels after the menopause . This is called vaginal atrophy or atrophic vaginitis, and is due to the thinning of the vagina's lining.