Masteron Enanthate is the anabolic steroid that is slow acting, but is acts for longer period of time. In fact, Masteron Enanthate comes with an ester, Enanthate attached, and Enanthate is responsible for slower, but longer release of hormone. This house of Masteron Enanthate offers it an edge over the Propionate version of Masteron, which is fast and quick acting anabolic steroid. For its quickly and shot life span, Masteron Propionate is required to be injected time and once more, but it is not identical with Masteron Enanthate, which usually calls for to be injected twice per week.
Oral steroids: Drug Active half-life Anadrol / Anapolan50 (oxymetholone) 8 to 9 hours Anavar (oxandrolone) 9 hours Dianabol (methandrostenolone, methandienone) to 6 hours Methyltestosterone 4 days Winstrol (stanozolol) 9 hours Halotestin (Fluoxymesterone) hours Turinabol (Tbol) 16 hours Injectable steroids: Drug Active half-life Deca-durabolin (Nandrolone decanate) 15 days Equipoise 14 days Finaject (trenbolone acetate) 3 days Primobolan (methenolone enanthate) days Sustanon or Omnadren 15 to 18 days Testosterone Cypionate 12 days Testosterone Enanthate days Testosterone Propionate days Testosterone Suspension 1 day Winstrol (stanozolol) 1 day Steroid esters: Drug Active half-life Formate days Acetate 3 days Propionate days Phenylpropionate days Butyrate 6 days Valerate days Hexanoate 9 days Caproate 9 days Isocaproate 9 days Heptanoate days Enanthate days Octanoate 12 days Cypionate 12 days Nonanoate days Decanoate 15 days Undecanoate days Ancillaries: Drug Active half-life Arimidex 3 days Clenbuterol days Clomid 5 days Cytadren 6 hours Ephedrine 6 hours T3 10 hours Letrozole 5 hours Nolvadex (Tamoxifen Citrate) 14 days
The most commonly used AAS in medicine are testosterone and its various esters (but most commonly testosterone undecanoate , testosterone enanthate , testosterone cypionate , and testosterone propionate ),  nandrolone esters (most commonly nandrolone decanoate and nandrolone phenylpropionate ), stanozolol , and metandienone (methandrostenolone).  Others also available and used commonly but to a lesser extent include methyltestosterone , oxandrolone , mesterolone , and oxymetholone , as well as drostanolone propionate , metenolone (methylandrostenolone), and fluoxymesterone .  Dihydrotestosterone (DHT; androstanolone, stanolone) and its esters are also notable, although they are not widely used in medicine.  Boldenone undecylenate and trenbolone acetate are used in veterinary medicine .