Level 1: Causes of vulvar itching in pregnant women There may be many causes of vulvar itching in pregnant women, the most common of which are vaginal infection, bacterial infection, fungal infection, excessive cleaning, etc. In addition, changes in hormonal levels during pregnancy may also cause itching in the vulva area. Level 2: How to relieve vulvar itching in pregnant women. To address the problem of vulvar itching in pregnant women, the following measures can be taken to alleviate it: 1. Keep it dry and clean