aas half life chart

active half life of steriods and esters


oral steroids drug active half-life .
anadrol/anapolan50(oxymetholone) 8 to 9 hours
anavar(oxandrolone) 9 hours
dianabol(methandrostenolone/methandienone) 4.5 to 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 days
equipoise 14 days
finaject(trenbolone acetate) 3 days
primobolan(methenolone enanthate) 10.5 days
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 classical half-life because it is un esterified.instead micro crystals dissolve slowly.once they have all dissolved levels of the drug fall very rapidly.it is still important consideration,and we have included with a half life of 1 day.

steriod esters half life
formate 1.5 days
acetate 3 days
propionate 4.5 days
phenylpropionate 4 .5 days
butyrate 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
t-3 10 hours


thax to the many boards in which this was posted...ribb

Nice post brother!