Tadalafil is considered one of the most recommended ED treatments, and this oral medication works by blocking the PDE5 or phosphodiesterase type 5 inhibitors which allow the blood vessels to relax and promote blood flow to the penis which will then help produce an erection when there is sexual stimulation.
https://kamahealth.ca/blog/tadalafil-in-the-treatment-of-erectile-dysfunction/
https://kamahealth.ca/