I am male 29 facing erection dysfunction for around 4-5 months consulted a sexologist he prescribed me edon 5 and stablon 12.5 mg and asked me to take these medications for one month after one month when the medication was over same problem occurred again, then I consulted him he told me when these problem occurs is very difficult to get rid of it, he told me continue the medication for 2 more months and let's c what happens so I am very much scared of the illness as the doctor said it's difficult to overcome ,will this illness be lifelong or what should I do to get a nice erection I am very much confused please doctors suggest me something.