There is a lot of misunderstanding of this out there. Viagra and Cialis without sex drive equals an erection that allows for sex but no satisfaction to the male if there is no drive. Low testosterone causes low sex drive and erectile dysfunction. Hi rambo, normal erection, Why should that puzzel you, just how many types reasons of ED the simple aspirin do you know. I also tried Levitra and it worked fine but Cialis is my favorite. Everyone is different, though: some men prefer Levitra, treatment for Erection Problem prefer Cialis or Viagra. Hello, I have been on Zoloft 75mg for a few months and I having a hard time getting quickly aroused before and after orgasm. I am also on Atenolol for blood pressure which has been under control. Related Links Cialis and viagra together. Cialis dosage vs viagra.