Disagree
Home Substances
Testosterone isocaproate

Testosterone isocaproate

A-Z
Search for:
Substance Overview and History

Testosterone isocaproate is an esterified form of testosterone used in replacement therapies for conditions such as hypopituitarism, infertility, absent testes, and bone weakening. Its a crucial component in blends like SUSTANON and TEST COMP 250, helping to ensure steady androgen levels over time. Its extended ester chain results in increased solubility and a prolonged active duration compared to shorter counterparts like acetate, providing a more gradual release into the body and reducing the need for frequent administrations. Testosterone isocaproate is also effective in managing both primary and secondary forms of low testosterone, whether inherent or developed, and serves as an adjunct in hormone treatment for those transitioning from female to male, supporting stable testosterone concentrations and aiding in the process of developing masculine traits. Enhanced absorption and longer action make it a suitable choice for consistent hormonal supplementation.

References:

DrugBank (n.d.) 'Testosterone isocaproate', DrugBank Online. 

Turza, A., Pascuta, P., Mare, L., Borodi, G., & Popescu, V. (2023) 'Structural Insights and Intermolecular Energy for Some Medium and Long-Chain Testosterone Esters', Molecules.

International Union of Basic and Clinical Pharmacology (IUPHAR) (n.d.). Testosterone isocaproate. British Pharmacological Society (BPS).

Disclaimer: Information provided it this page is for general information only and does not substitute for professional medical advice.

For more details consult with your doctor or healthcare professional.

FAQ
Is testosterone isocaproate an approved medication?
Yes, testosterone isocaproate is an approved drug.
References:

International Union of Basic and Clinical Pharmacology (IUPHAR) (n.d.). Testosterone isocaproate. British Pharmacological Society (BPS).

What makes testosterone isocaproate different from natural testosterone?
Has improved bioavailability and a longer metabolic half-life.
References:

International Union of Basic and Clinical Pharmacology (IUPHAR) (n.d.). Testosterone isocaproate. British Pharmacological Society (BPS).

In which combination product is testosterone isocaproate included?
It is one of the ingredients in the approved fixed-mixture drug Sustanon, used for testosterone replacement therapy.
References:

International Union of Basic and Clinical Pharmacology (IUPHAR) (n.d.). Testosterone isocaproate. British Pharmacological Society (BPS).