There are number of causes for the Vaginal itching,it can be due to vaginal contraceptive pills,condoms(rubber material of the condoms),detergents,chemicals,soaps,vaginal creams,hygiene products,clothing(material of the underwear,jeans etc),toilet,..During menopause some may experience vaginal itching due to the imbalance of estrogen hormone levels.this irritation could be a form of dermatitis or reaction to something you are in contact,and these are all common.check if you are getting some relief by avoiding any of these products.Try get one percent hydro-cortisone lotion/cream,this is very mild and it is very good for itching and inflammation which you can buy from pharmacy.If you still have the spots ,irritating,soreness,paining then it might be some genital disease,then you must see a doctor.