Therapeutic Group: Gynaecological Presentation Endofree: Each tablet contains Letrozole BP 2.5 mg. Description Letrozole is a nonsteroidal aromatase inhibitor. It exerts its antitumor effect by depriving estrogen-dependent breast cancer cell of their growth stimulus. Letrozole inhibits the aromatase enzyme by competitively binding to the heme of the cytochrome P450 subunit of the enzyme, resulting in […]