I would suggest u rule out Diabetes
,which is a common cause for UTI and BV and vaginal candidiasis
And don't forget to have your sexual partner reviewed for TV.
If the vagina is red / infected no sexual activity is recommended till it heals up, as trauma will exacerbate the inflammation / because of the infection.
Epival can produce a skin rash
, so evaluate this possibility as well. It can also produce an increase in weight.The other drug adderal can also produce skin rashes.