Hello Thanks for your query,based on the facts that you have posted it appears that you have problem of erectile dysfunction ,loss of libido and premature ejaculation. In absence of any major health issue like diabetes ,hypertension,cause of these symptoms is mind related and due to performance anxiety.Following measure will help you to boost up your confidence and getting good erection.and delay ejaculation. 1) Practice regular exercise for 45 minutes followed by meditation for 1/2 an hour in the morning. 2) Take high protein diet rich in vegetables and fruits and Vitamin A,C,D,E.and Zinc 3)Take anti oxidants like Almonds 5-6 everyday.. 4) Avoid alcohol and smoking.. Dr.Patil.