### Question
How is the term anabolic steroid defined?


### Answer
The term **anabolic steroid** is defined in *21 U.S.C. § 802* as the following:

> 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,


(iii) clostebol,


(iv) dehydrochlormethyltestosterone,


(v) dihydrotestosterone,


(vi) drostanolone,


(vii) ethylestrenol,


(viii) fluoxymesterone,


(ix) formebulone,


(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, and


(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

#### Citation:
  - *21 U.S.C. § 802*
  - Heading: **CHAPTER 12-MEAT INSPECTION > SUBCHAPTER I-CONTROL AND ENFORCEMENT > Part A-Introductory Provisions**

