A helpful guide to the Half-Life Of Most Substances.

[dignified45]

When putting a cycle together its important to know the Half-life of the substances that you are taking
Here is a list of (most of them) Good luck on your Journey!


Oral steroids Drug Active half-life
Anadrol / Anapolan50 (oxymetholone) 8 to 9 hours
Anavar (oxandrolone) 9 hours
(Tbol) Chlorodehydromethyltestosterone16 hours
Dianabol (methandrostenolone , methandienone) 4.5 to 6 hours
Halotestin (Fluoxymesteron)( Halo ) 6-8 hours
Methyltrienolone (oral Tren) 4-6 hours
Winstrol (stanozolol )
(tablets or depot taken orally) 9 hours

Depot steroids Drug Active half-life
Deca -durabolin (Nandrolone decanate) 14 days
Equipoise 14 days
Finaject (trenbolone acetate) 1 day
Primobolan (methenolone enanthate) 10.5 days
Sustanon or Omnadren 15 to 18 days
Testosterone Cypionate 12 days
Testosterone Enanthate 10.5 days
Testosterone Propionate 2 days
Testosterone Suspension 1 day
Winstrol (stanozolol) 1 day

Steroid esters Drug Active half-life
Formate 1.5 days
Acetate 1 day
Propionate 2 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

*Clenbuterol 1.5 days
T3 10 hours

Ancillaries Drug Active half-life
Arimidex 3 days
cabergoline 63-68 Hours
Clomid 5 days
Cytadren 6 hours
Exemestane ( Aromasin) 24 Hours
Letrozole 2 days
Proviron (Mesterolone) 12-13 hours
Tamoxifen (Nolva) 7-14 Hours

 

[jiffysound]

Very helpful guide, thanks a million.

 

[jiffysound]

You could add my fave oral, DMT to the list DMT (Dimethyltrienolone) - Half Life 8-10 Hours, also the Examestane ( Aromasin ) the duration of total action is 4-5 days, not sure if that's important, just my 2 cents.

 

[dignified45]

You could add my fave oral, DMT to the list DMT (Dimethyltrienolone) - Half Life 8-10 Hours, also the Examestane ( Aromasin ) the duration of total action is 4-5 days, not sure if that's important, just my 2 cents.

Yes! Feel free to add! It will be helpful for everyone, thank you in advance brother!

 

[jiffysound]

I added a few things to your guide, these are items my guy has access to. I hope you don't mind.

Oral steroids Drug Active half-life

Oxymetholone (Anadrol / Anapolan50) 8 - 9 hours
Anavar (oxandrolone) - 9 hours
(Tbol) Chlorodehydromethyltestosterone - 16 hours
Dianabol (methandrostenolone , methandienone) 4.5 to 6 hours
Halotestin (Fluoxymesteron)( Halo ) 6-8 hours
Methyltrienolone (oral Tren) 4-6 hours
Winstrol (stanozolol ) (tablets or depot taken orally) - 9 hours
Dimethyltrienolone DMT 8 - 10 hours
Oxymesterone ( Oranabol ) 8 - 10 hours
Normethandrolone ( Orgasteron ) 12 - 16 hours
Norbolethone ( Genabol ) 8 - 10 hours
Chlorodehydromethylandrostenediol ( Halodrol ) 16 hours
Hydroxytestosterone ( Hydroxytest ) 2 - 3 days
Desoxymethyltestosterone ( Madol ) 9 hours
Megagrisevit Mono Injection - 2 - 3 days / Oral 4 - 6 hours
Methylnortestosterone Acetate ( Ment ) 8 - 12 hours
Methylandrostenediol ( Methandriol ) 12 - 24 hours / Active life 2 - 3 days
Methylandrostenediol Dipropionate ( Methandriol Dipropionate ) 24 hours half-life
Methyldihydroboldenone ( Methyl-1-Testosterone ) 5 hours half-life
Methyldienolone ( Methyl-D ) 12 hours half-life
Methyltrienolone 4 - 6 hours half-life
Dimethazine ( Roxilon ) 8 hours half-life



Depot steroids Drug Active half-life

Deca -durabolin (Nandrolone decanate) 14 days
Equipoise 14 days
Finaject (trenbolone acetate) 1 day
Primobolan (methenolone enanthate) 10.5 days
Sustanon or Omnadren 15 to 18 days
Testosterone Cypionate 12 days
Testosterone Enanthate 10.5 days
Testosterone Propionate 2 days
Testosterone Suspension 1 day
Testosterone Nicotinate half-life 15 days
Testosterone Heptylate half-life 10 days
Winstrol (stanozolol) 1 day
Testolent Active life 4 - 5 days
Nandrolone Methandriol blend ( Nandrabolin ) 7.5 days half-life
Spectriol ( Testosterone + Nandrolone + Methandriol ) Active life 12 / 15 / 3 days
Bolazine Caproate ( Roxilon Injection ) 2 - 3 days half-life

Steroid esters Drug Active half-life

Formate 1.5 days
Acetate 1 day
Propionate 2 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

*Clenbuterol 1.5 days
T3 10 hours
T4 7 days in hyperthyrodism
T4 3 - 4 days in hypothyroidism
T4 9 - 10 days

Ancillaries Drug Active half-life

Arimidex 3 days
Cabergoline 63-68 Hours
Clomid 5 days
Cytadren 6 hours
Exemestane ( Aromasin / Symex ) 24 Hours / 4-5 days Active life
Letrozole 2 days
Proviron (Mesterolone) 12-13 hours
Tamoxifen (Nolva) 7-14 Hours

 

[Bob West]

Very useful, thanks you!

 

[Meetketchup]

If you want to see what your cycle will look like graphically with their half life, you can use SteroidCalculator - Graph your cycle

 

[dignified45]

If you want to see what your cycle will look like graphically with their half life, you can use SteroidCalculator - Graph your cycle

thanks for adding! This will be very helpful for everyone.

 

[Meetketchup]

thanks for adding! This will be very helpful for everyone.

Takes away all the guessing on when to add, subtract or transition a cycle. Use it to plan every cycle.