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Federal Definition of Anabolic Steroids (2005)

[Code of Federal Regulations]
[Title 21, Volume 9, Parts 1300 to end]
[Revised as of April 1, 2005]
From the U.S. Government Printing Office via GPO Access
[CITE: 21CFR1300.01] [Page 1-9]

Definitions - Sec. 1300.01

    (4) The term anabolic steroid means any drug or hormonal substance, chemically and pharmacologically related to testosterone (other than estrogens, progestins, and corticosteroids) that promotes muscle growth, and includes:

    (i) Boldenone
    (ii) Chlorotestosterone (4-chlortestosterone)
    (iii) Clostebol
    (iv) Dehydrochlormethyltestosterone
    (v) Dihydrotestosterone (4-dihydrotestosterone)
    (vi) Drostanolone
    (vii) Ethylestrenol
    (viii) Fluoxymesterone
    (ix) Formebulone (formebolone)
    (x) Mesterolone
    (xi) Methandienone
    (xii) Methandranone
    (xiii) Methandriol
    (xiv) Methandrostenolone
    (xv) Methenolone
    (xvi) Methyltestosterone
    (xvii) Mibolerone
    (xviii) Nandrolone
    (xix) Norethandrolone
    (xx) Oxandrolone
    (xxi) Oxymesterone
    (xxii) Oxymetholone
    (xxiii) Stanolone
    (xxiv) Stanozolol
    (xxv) Testolactone
    (xxvi) Testosterone
    (xxvii) Trenbolone
    (xxviii) Any salt, ester, or isomer of a drug or substance described or listed in this paragraph, if that salt, ester, or isomer promotes muscle growth. Except such term does not include an anabolic steroid which is expressly intended for administration through implants to cattle or other nonhuman species and which has been approved by the Secretary of Health and Human Services for such administration. If any person prescribes, dispenses, or distributes such steroid for human use, such person shall be considered to have prescribed, dispensed, or distributed an anabolic steroid within the meaning of this paragraph.