Tadacip 20 mg Containstadalafil acts on the erectile tissue of the penis.
Penile erection during sexual stimulation is caused by raised penile blood flow resulting from the relaxation of penile arteries and smooth muscle. This answer is mediated by the release of nitric oxide (NO) from nerve terminals and endothelial cells, which stimulates the synthesis of cGMP in smooth muscle cells. Cyclic GMP causes smooth muscle concession and raised blood flow into the corpus cavernosum