Tadalafil 5mg once a day is the best indication.

Tadalafil is suitable for:Patients who require high frequency of sexual intercourse and natural and casual sexual activity, newlyweds or those with erectile dysfunction during ovulation, and those who are easily influenced by psychological factors or drug suggestions Patients who have poor efficacy or significant side effects when taken as needed.  Patients with erectile dysfunction accompanied by prostate hyperplasia and lower urinary tract symptoms Patients with erectile dysfunction after radical prostatectomy that preserves nerves. Combined with androgens for erectile dysfunction patients with hypogonadism. Erectile dysfunction patients with chronic diseases (diabetes, cardiovascular diseases, etc.).