I am 65 years and using 1. Nicorandil-5, 2. Clopidogrel 75, 3. Dtm-90 sr, 4. Rosuvastatin 10, 5. C-pram' s 10, 6. Clonazepam-0. 5 since 5years. Suffering with total erectile disfunction. Non diabetic, b. P. Around 140/90. 2coffee&2cigarettes a day, 360ml alcohol once a week. Can I be improved? no intercourses since 5 years. Please suggest.