Unilateral redness, irritation and itchiness down there. Not yeast. No bumps or anything just red and a bit red and swollen from itchiness.

Still yeast? Several common conditions could do this. Even though you say not yeast, that still may be possible, the most common cause of such symptoms. It can be difficult to identify yeast to confirm the diagnosis, and some yeast infections are caused by Candida glabrata, often resistant to the usual treatments. If your primary care doc or gyn can't figure it out, consider seeing a dermatologist.

Related Questions

Vaginal itchiness, redness, and slight irritation? Is it always yeast? Not sexually active.

Not always. Certainly these symptoms are commonly due to yeast, but there can be many causes and most can be detected by an exam and some simple tests. A big mistake is to always assume it is simply yeast. Read more...
Not always. Other causes can be lack of estrogen called atrophic vaginitis or bacterial vaginosis. See your gyn for an accurate diagnosis as over treating "yeast" with otc meds may be detrimental. Read more...
Most likely. Try an over the counter remedy such as lotrimin (clotrimazole) for a couple of weeks. See your gyn dr. If this fails to take care of the problem. Read more...