nausea, diarrhea, heartburn;
weight changes; decreased sex drive, impotence, or difficulty having an orgasm; or dry mouth, ringing in your ears. (http://www.drugs.com/lexapro.html)
Aside from yeast infection, stress, menopause and sexually transmitted diseases, vaginal itching can also be due to chemical irritants that may be found in detergents or soaps, douches and vaginal creams, toilet paper, bath products, feminine hygiene products, and vaginal contraceptive products.