Tadalista 40 is a high-dose formulation of tadalafil, used to treat erectile dysfunction (ED) in adult men, especially when lower doses like 10 mg or 20 mg are not effective. It works by inhibiting the enzyme phosphodiesterase type 5 (PDE5), which increases levels of cyclic guanosine monophosphate (cGMP). This chemical relaxes smooth muscles in the corpus cavernosum of the pill allowing increased blood flow during sexual stimulation. This helps achieve and maintain an erection, but it does not cause one without sexual arousal. https://www.genericday.com/tadalista-40-mg.html