The aromatase inhibitor 4,4′-[fluoro-(1-H-1,2,4-triazol-1-yl)methylene]bisbenzonitrile increases testosterone levels and treats hypogonadism and related diseases. A particular dosing regimen is disclosed as well as pharmaceutical compositions comprising said of 4,4′-[fluoro-(1-H-1,2,4-triazol-1-yl)methylene]bisbenzonitrile, optionally in combination with other active ingredients and kits comprising the pharmaceutical compositions.
