How Can Vaginal Itching With A Discharge Be Treated?

30 yr/F ,5"2". weight-53 .I had D&C on 12th of may 2011 , my bleeding stops on 29th of may, now i have itching near vagina and little white and yellow disacharge,i had this kind of infection before 6 months then i used candid-V gel.I dont had any other problem before, i can not bear this itching , can i use candid-V gel? please help