Testosterone propionate/testosterone cypionate/prasterone

TP/TC/DHEA
Combination of
Testosterone propionateAndrogen; Anabolic steroid
Testosterone cypionateAndrogen; Anabolic steroid
PrasteroneAndrogen; Neurosteroid
Clinical data
Trade namesSten
Other namesTP/TC/DHEA
Routes of
administration		Intramuscular injection
Identifiers
CAS Number

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 andropause, hypogonadism, and impotence in men and breast cancer, fibrocystic breast disease, and low sexual desire in women.[1][2][3][4][5] It contains 25 mg TP, 75 mg TC, and 20 mg DHEA in 2 mL oil solution provided in ampoules and is administered by intramuscular injection once every 15 to 30 days.[1][3][2][5] The medication was previously marketed in Mexico but appears to no longer available.[1][3][5][6] The duration of action of TP/TC/DHEA has been reported to be approximately 15 to 30 days, due to the long-acting TC component.[1]

Parenteral durations of androgens/anabolic steroids
Medication Form Major brand names Duration
Testosterone Aqueous suspension Andronaq, Sterotate, Virosterone 2–3 days
Testosterone propionate Oil solution Androteston, Perandren, Testoviron 3–4 days
Testosterone phenylpropionate Oil solution Testolent 8 days
Testosterone isobutyrate Aqueous suspension Agovirin Depot, Perandren M 14 days
Mixed testosterone estersa Oil solution Triolandren 10–20 days
Mixed testosterone estersb Oil solution Testosid Depot 14–20 days
Testosterone enanthate Oil solution Delatestryl 14–28 days
Testosterone cypionate Oil solution Depovirin 14–28 days
Mixed testosterone estersc Oil solution Sustanon 250 28 days
Testosterone undecanoate Oil solution Aveed, Nebido 100 days
Testosterone buciclated Aqueous suspension 20 Aet-1, CDB-1781e 90–120 days
Nandrolone phenylpropionate Oil solution Durabolin 10 days
Nandrolone decanoate Oil solution Deca Durabolin 21–28 days
Methandriol Aqueous suspension Notandron, Protandren 8 days
Methandriol bisenanthoyl acetate Oil solution Notandron Depot 16 days
Metenolone acetate Oil solution Primobolan 3 days
Metenolone enanthate Oil solution Primobolan Depot 14 days
Note: All are via i.m. injection. Footnotes: a = TP, TV, and TUe. b = TP and TKL. c = TP, TPP, TiCa, and TD. d = Studied but never marketed. e = Developmental code names. Sources: See template.
  1. ^ a b c d "STEN". www.mufel.net. Archived from the original on 12 June 2019. Retrieved 1 September 2022.
  2. ^ a b Diccionario de especialidades farmaceúticas. P.L.M. International (Colombia) Ltda. 2007. p. 194. ISBN 978-968-9266-03-7. Combinado STEN. Prasterona, Testosterona, propionato de Ampolletas. ATLANTIS-3533
  3. ^ a b c Llewellyn W (2011). Anabolics. Molecular Nutrition Llc. pp. 650–. ISBN 978-0-9828280-1-4.
  4. ^ Sadock BJ, Sadock VA (2010). Kaplan and Sadock's Pocket Handbook of Clinical Psychiatry. Lippincott Williams & Wilkins. pp. 272–. ISBN 978-1-60547-264-5.
  5. ^ a b c "Home". micromedexsolutions.com.
  6. ^ "Sten". drugs.com.