[Code of Federal Regulations]
[Title 21, Volume 6]
[Revised as of January 1, 2003]
From the U.S. Government Printing Office via GPO Access
[CITE: 21CFR524.660b]

[Page 296]
 
                        TITLE 21--FOOD AND DRUGS
 
CHAPTER I--FOOD AND DRUG ADMINISTRATION, DEPARTMENT OF HEALTH AND HUMAN 
                          SERVICES (CONTINUED)
 
PART 524--OPHTHALMIC AND TOPICAL DOSAGE FORM NEW ANIMAL DRUGS--Table of Contents
 
Sec.  524.660b  Dimethyl sulfoxide gel.

    (a) Specifications. Dimethyl sulfoxide gel, veterinary contains 90 
percent dimethyl sulfoxide in an aqueous gel.
    (b) Sponsor. See No. 000856 in Sec.  510.600(c) of this chapter.
    (c) Conditions of use--(1) Indications for use. For use on horses 
and dogs as a topical application to reduce acute swelling due to 
trauma.
    (2) Amount--(i) Horses. Administer 2 or 3 times daily in an amount 
not to exceed 100 grams per day. Total duration of therapy should not 
exceed 30 days.
    (ii) Dogs. Administer 3 or 4 times daily in an amount not to exceed 
20 grams per day. Total duration of therapy should not exceed 14 days.
    (3) Limitations. Do not use in horses and dogs intended for breeding 
purposes or in horses slaughtered for food. Restricted to topical use on 
horses and dogs only. Due to rapid penetrating ability of dimethyl 
sulfoxide, rubber gloves should be worn when applying the drug. No other 
medications should be present on the skin prior to application of the 
drug. Federal law restricts this drug to use by or on the order of a 
licensed veterinarian.

[40 FR 13873, Mar. 27, 1975, as amended at 48 FR 56205, Dec. 20, 1983; 
61 FR 5507, Feb. 13, 1996]