[Code of Federal Regulations] [Title 21, Volume 6] [Revised as of April 1, 2005] From the U.S. Government Printing Office via GPO Access [CITE: 21CFR529.1044b] [Page 337] TITLE 21--FOOD AND DRUGS CHAPTER I--FOOD AND DRUG ADMINISTRATION, DEPARTMENT OF HEALTH AND HUMAN SERVICES (CONTINUED) PART 529_CERTAIN OTHER DOSAGE FORM NEW ANIMAL DRUGS--Table of Contents Sec. 529.1044b Gentamicin sulfate solution. (a) Specifications. Each milliliter of solution contains gentamicin sulfate equivalent to 50 milligrams of gentamicin base. (b) Sponsor. See Nos. 000061 and 051259 in Sec. 510.600(c) of this chapter. (c) Conditions of use. (1) The drug is recommended as an aid in the reduction or elimination of the following microorganisms from turkey- hatching eggs: Arizona hinshawii (paracolon), Salmonella st. paul, and Mycoplasma meleagridis. (2) The drug is added to clean water to provide a dip solution with a gentamicin concentration of 250 to 1,000 parts per million. A concentration of 500 parts per million is recommended. Clean eggs should be held submerged in the gentamicin solution under a vacuum of about 27.5 to 38 centimeters of mercury for 5 minutes followed by additional soaking in gentamicin solution for approximately 10 minutes at atmospheric pressure. Eggs can also be treated by warming them for 3 to 6 hours at approximately 100 [deg]F. then immediately submerging them in gentamicin solution maintained at about 40 [deg]F., keeping the eggs submerged for 10 to 15 minutes. (3) For use in the dipping treatment of turkey-hatching eggs only. Eggs which have been dipped in the drug shall not be used for food. [40 FR 13881, Mar. 27, 1975, as amended at 52 FR 7833, Mar. 13, 1987; 62 FR 22889, Apr. 28, 1997]