Suggest Treatment For Reduced Libido

I am 36 y old and my wife is 30. from the starting of marriage there is a difference in sex desire (in short there is difference in demand of sex) male myself demand itâ??s daily even she demands only 2 or 3 days before ovulation start only .we have a child 6 y and our marriage also has got 7y later. She support me as much and I also but every time I feel that this is not fair because she support me only because of my happiness and she also said your demand is too much. And simultaneously I also dump my feeling maximum time. We both try to satisfy each other but the difference always persists. what should we do we have talk on this many time but no results we understand each other know each other tell who is more wrong or who should go for treatments or i think counseling is not the real solution because we have Already done .we both in job now she has got from last 4y.I can under stand that she has got tired so we arrange maid servant for the home from the starting of her job but the situation is same. if u demand much more detailed then i will give u