Welcome to HCM.
Symptoms cleared by Monistat indicates that the probability of your problem is likely to be Yeast infection. Monistat is certainly likely to become resistant in the long run.
There are many reasons for the infection to recur.
In adequate treatment, re-infection from partners, prolonged antibiotic therapy, Diabetes mallitus, Pregnancy
and other types of harmonal pills, steroid and other immuno-suppressive drugs or conditions have to be ruled out.
So self medication
and treatment through web site will not help you better, prefer to consult your gynecologist or dermatologist
and seek their help in this regard.