There are many possible reasons behind Erectile dysfunction. It could be caused by other health problems. It could be due to physical issues like heart disease, elevated blood pressure, elevated levels of cholesterol and obesity, diabetes, or even psychological factors such as depression, stress or anxiety. One drug that is extremely effective in curing Erectile dysfunction is Vidalista 20. The principal ingredient known called tadalafil can be found in Vidalista 20 that is making it an PDE5 inhibitor medication. This medication is typically suggested by doctors to treat the problem of erectile dysfunction among males.