Hi, According to the description the points that can help you are: - Your menstrual cycles are regular, according to this, your reproductive hormonal function should be normal. - Your doctor has given you Aloes compound tablets according to manufacturers this is, non hormonal tablet which helps in menstrual regularization. And letoval tablet which contains letrozole, that helps in ovulation induction. After taking the tablets for ovulation induction, you have to track the ovulation by follicular study and have to plan unprotected intercourse around the time of ovulation which will increase the possibility of pregnancy. But as you are saying that your husband s sperm count is nil, that should be evaluated first. Please let him consult an andrologist. By examination and necessary investigations, the possible cause of azoospermia can be identified and treated. Both the partners should be treated simultaneously to increase the success rate of pregnancy. Take care. Hope I have answered your question. Let me know if I can assist you further. Regards, Dr. Sree Gouri S. R., OBGYN