[Code of Federal Regulations]
[Title 21, Volume 5]
[Revised as of April 1, 2008]
From the U.S. Government Printing Office via GPO Access
[CITE: 21CFR333.303]

[Page 229]
 
                        TITLE 21--FOOD AND DRUGS
 
CHAPTER I--FOOD AND DRUG ADMINISTRATION, DEPARTMENT OF 
 
PART 333_TOPICAL ANTIMICROBIAL DRUG PRODUCTS FOR 
OVER-THE-COUNTER HUMAN USE--Table of Contents
 
                  Subpart D_Topical Acne Drug Products
 
Sec. 333.303  Definitions.

    As used in this subpart:
    (a) Acne. A disease involving the oil glands and hair follicles of 
the skin which is manifested by blackheads, whiteheads, acne pimples, 
and acne blemishes.
    (b) Acne blemish. A flaw in the skin resulting from acne.
    (c) Acne drug product. A drug product used to reduce the number of 
acne blemishes, acne pimples, blackheads, and whiteheads.
    (d) Acne pimple. A small, prominent, inflamed elevation of the skin 
resulting from acne.
    (e) Blackhead. A condition of the skin that occurs in acne and is 
characterized by a black tip.
    (f) Whitehead. A condition of the skin that occurs in acne and is 
characterized by a small, firm, whitish elevation of the skin.