This medication is used in men who do not make enough of a
natural substance called testosterone. In males, testosterone is responsible
for many normal functions, including growth and development of the genitals,
muscles, and bones. It also helps cause normal sexual development (puberty) in
boys. Methyltestosterone is similar to the natural testosterone produced by
your body. It belongs to a class of drugs known as androgens. It works by
affecting many body systems so that the body can develop and function
normally.Methyltestosterone may also be used in certain adolescent
boys to cause puberty in those with delayed puberty.
