aas half lives
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Oral steroids Drug Active half-life Anadrol / Anapolan50 (oxymetholone) 8 to 9 Anavar (oxandrolone) 9 hours Dianabol (methandrostenolone, methandieno 6 hours Methyltestosterone 4 days Winstrol (stanozolol) (tablets or depot taken orally) 9 hours Depot steroids Drug Active half-life deca-durabolin (nandrolone decanate) 15 day Equipoise 14 days finaject (trenbolone acetate) 3 days primobolan (methenolone enanthate) 10.5 da Sustanon or omnadren 15 to 18 days Testosterone cypionate 12 days Testosterone enanthate 10.5 days Testosterone propionate 4.5 days Testosterone Suspension 1 day * Winstrol (stanozolol) 1 day *Winstrol depot does not actually possess a c half-life because it is un-esterified. Instead, th microcrystals dissolve slowly. Once they have dissolved levels of the drug fall very rapidly. It important consideration, and we have include half-life of one day. Steroid esters Drug Active half-life Formate 1.5 days Acetate 3 days propionate 4.5 days Phenylpropionate 4.5 daysButyrate 6 days Valerate 7.5 days Hexanoate 9 days Caproate 9 days Isocaproate 9 days Heptanoate 10.5 days enanthate 10.5 days Octanoate 12 days cypionate 12 days Nonanoate 13.5 days decanoate 15 days undecanoate 16.5 days Ancillaries Drug Active half-life Arimidex 3 days Clenbuterol 1.5 days clomid 5 days Cytadren 6 hours Ephedrine 6 hours T3 10 hours
A practical example is if one was to inject 100mg of testosterone propionate and allow blood levels to pea In 4.5 days time (half-life duration from the above tables) and providing no other injections had taken place, the level would be reduced to 50mg. Again, a further 4.5 days down the line and levels would have dropped to 25mg, and the value keeps halving every 4 days.
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