It carries a half-life of 8 days, so you only need one injection of Testosterone Enanthate every 2 weeks when this testosterone compound is used for therapeutic needs. On average, it remains active for 2 weeks (its half-life is about 7 days). Positive Effects Testosterone enanthate presents the same properties as its analog testosterone with the advantage that this molecule has a longer release rate and half-life. Testosterone Enanthate may also be used for purposes not listed in this medication guide. Testosterone enanthate has a 7-carbon ester chain while cypionate has an 8-carbon ester chain. In general, this amount of SHBG in plasma will Clenbuterol the distribution of free and bound forms of testosterone and determine the half-life of free testosterone concentration.