About
Testosterone Propionate Injection is a compounded injectable testosterone ester medication consisting of testosterone propionate. It has been used in testosterone replacement therapy to treat male hypogonadism. Testosterone propionate has a half-life of approximately 4.5 days.3,4 Testosterone that has not been esterified has a half-life of as short as 10 minutes. Thus, the esterification process provides for a longer duration of effect for the testosterone.