Merck Sharp & Dohme Corp.

GARASOL GENTAMICIN SULFATE GENTAMICIN SULFATE GENTAMICIN

Injection – 100 mg/mL
Anti-Infective for
Day-Old Chickens and
One- to Three-Day-Old
Turkeys PRODUCT
INFORMATION Approved by FDA under NADA # 101-862

CAUTION Federal law restricts this drug to use by or on the order of a licensed veterinarian

DESCRIPTION Each milliliter of GARASOL Injection contains 100 mg gentamicin base (equivalent to 156 mg gentamicin sulfate); 3.2 mg sodium bisulfite; 0.1 mg edetate disodium; 4.5 mg sodium acetate, anhydrous; 3.0 mg glacial acetic acid; 0.8 mg methylparaben and 0.1 mg propylparaben as preservatives; water for injection q.s.

CHEMISTRY Gentamicin is a bactericidal aminoglycoside antibiotic derived from Micromonospora purpurea of the Actinomycetes group. It is a powder, readily soluble in water and basic in nature. Gentamicin aqueous solutions do not require refrigeration and are stable overa wide range of temperatures and pH.

INDICATIONS Day-old chickens – GARASOL Injection is recommended for the prevention of early mortality associated with Escherichia coli, Salmonella typhimurium, and Pseudomonas aeruginosa susceptible to gentamicin sulfate. Turkeys – As an aid in the prevention of early mortality of 1- to 3-day-old turkeys associated with Arizona paracolon infections susceptible to gentamicin sulfate.

Chickens: Each day-old chicken should be aseptically injected subcutaneously in the neck with GARASOL Injection diluted with sterile, physiologic saline solution to provide 0.2 mg gentamicin in a 0.2-mL dose. This concentration can be provided by diluting GARASOL Injection as follows:

GARASOL mL	Sterile Saline mL	# Doses	Dose/Chicken mL
1	99	500	0.2
2	198	1000	0.2
4	396	2000	0.2
10	990	5000	0.2
100 (1 bottle)	9900	50000	0.2

Turkeys: Each 1- to 3-day-old turkey should be aseptically injected subcutaneously in the neck with GARASOL Injection diluted with sterile, physiologic saline solution to provide 1 mg gentamicin in a 0.2-mL dose. The dose should be injected under the loose skin on top of the neck, halfway between the head and base of the neck. This concentration can be provided by diluting GARASOL Injection as follows:

GARASOL mL	Sterile Saline mL	# Doses	Dose/Turkey mL
1	19	100	0.2
2	38	200	0.2
4	76	400	0.2
10	190	1000	0.2
100 (1 bottle)	1900	10000	0.2

Clean and sterilize needles and syringes by boiling in water for 15 minutes prior to use. Disinfect the injection site and top of the bottle with a suitable disinfectant, such as 70% isopropyl alcohol. Use all precautions to prevent contamination of vial contents.

Residue Warnings For use in day-old chickens and 1- to 3-day-old turkeys only. Chickens injected with GARASOL Injection must not be slaughtered for food for at least 5 weeks following treatment. Turkeys injected with GARASOL Injection must not be slaughtered for food for at least 9 weeks following treatment.

HOW SUPPLIED GARASOL Injection, 100 mg/mL, is available in 100-mL multiple-dose vials, NDC 0061-0134-01.

Store between 2° and 30°C (36° and 86°F). Use within 28 days of first puncture and puncture a maximum of 10 times.

Intervet Inc. (d/b/a Merck Animal Health)
Madison, NJ 07940. Formulated in Germany. Rev. 03/2023 Copyright © 2022 Merck & Co., Inc., Rahway, NJ,
USA and its affiliates.
All rights reserved. MERCK
Animal Health 165573 R1

100 mg/mL Sterile Garasol®
(gentamicin injection)
Injection Caution: Federal law restricts
this drug to use by or on the
order of a licensed veterinarian (100 mL) Approved by FDA under
NADA # 101-862 MERCK
Animal Health PRINCIPAL DISPLAY PANEL - 100 mL Vial Label