The overuse of antibiotics has created resistant strains of bacteria
and fungi that have made stays in the hospital too risky. The results can be chronic
yeast infections, chronic other fungal infections, and, yes, mental illness, as recent research is focusing heavily now on the effect of these beneficial organisms on mental health. I think you're talk with your physician is a good idea, and I'd look for alternatives to taking antibiotics for anything but life threatening illnesses.