The proven effectiveness, tolerability and reversibility of monthly testosterone undecanoate injections signals that a new era in male contraception is near; this option may ultimately help to ...

KYZATREX is a controlled substance (CIII) because it contains testosterone. It is not known if KYZATREX is safe or effective in males younger than 18 years old. Improper use may affect bone growth in ...

1 Monthly injections of the long-acting androgen testosterone undecanoate were associated with a very low rate of pregnancy in partners of treated men. The treatment regimen was well-tolerated ...