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Testosterone cypionate, sold under the brand name Depo-Testosterone among others, is an androgen and anabolic steroid (AAS) medication which is used mainly in the treatment of low testosterone levels in men, [2] [3] [4] including hormone therapy for transgender men.
A vial of injectable testosterone cypionate. There are four common forms in which AAS are administered: oral pills; injectable steroids; creams/gels for topical application; and skin patches. Oral administration is the most convenient.
Injected testosterone esters should be started at a low dose and titrated upwards based on trough levels (blood levels drawn just before your next shot). A trough level of 500 ng/dL is sought. (Normal range for a cisgender man is 290 to 900 ng/dL). Testosterone cypionate, a medication used in masculinizing hormone therapy. [26]
Testosterone undecanoate is a testosterone ester and a prodrug of testosterone in the body. [10] [9] [7] Because of this, it is considered to be a natural and bioidentical form of testosterone. [17] Testosterone undecanoate was introduced in China for use by injection and in the European Union for use by mouth in the 1970s.
Sustanon is the preferred method of testosterone replacement in the United Kingdom as detailed in the British National Formulary. [ citation needed ] There was a brief shortage of Sustanon 250 during late 2011, due to shifting of manufacturing site, [ 7 ] and a further shortage in mid-2012 due to manufacturing problems.
Testosterone propionate/testosterone cypionate/prasterone (TP/TC/DHEA), sold under the brand name Sten, is an injectable combination medication of testosterone propionate (TP), a fast-acting androgen/anabolic steroid, testosterone cypionate (TC), a long-acting androgen/anabolic steroid, and prasterone (dehydroepiandrosterone; DHEA), an androgen and neurosteroid, which has been used to treat ...
Testosterone cypionate and testosterone enanthate were formerly available in combination with estradiol cypionate and estradiol valerate, respectively, under the brand names Depo-Testadiol and Ditate-DS, respectively, as oil solutions for intramuscular injection, but these formulations have been discontinued.
Testosterone esters were synthesized for the first time in 1936, and were found to have greatly improved potency relative to testosterone. [12] Among the esters synthesized, testosterone propionate was the most potent, and for this reason, was selected for further development, subsequently being marketed. [ 12 ]