General contact

Novartis Animal Health US, Inc.
3200 Northline Ave., Suite 300
Greensboro, NC 27408
United States

Monday – Friday
8:00am – 5:00pm
(Eastern Time, USA)



Novartis International AG
Investor Relations
P.O. Box
CH-4002 Basel

+41 61 324 79 44


Local Media Relations
Novartis Animal Health US, Inc.
c/o Mr. Joe Burkett
3200 Northline Ave. Suite 300
Greensboro, NC 27408

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FLORVIO™ (florfenicol) 2.3% Concentrate Solution

Product Overview


FLORVIO™ (florfenicol) 2.3% Concentrate Solution is a new tool for fast, safe and effective treatment of swine respiratory disease. Administered in drinking water, FLORVIO is florfenicol, a synthetic, broad-spectrum antibiotic for treatment of Actinobacillus pleuropneumoniae, Pasteurella multocida, Salmonella choleraesuis and Streptococcus suis.

Use Information

FLORVIO™ (florfenicol) 2.3% Concentrate Solution is available by prescription only. For more information please contact your veterinarian.

Dosage & Administration

For Proportioner: To produce drinking water with a final concentration of 400 mg/gallon (100 ppm): Fill the bottle of FLORVIO™ 2.3% Concentrate Solution with water to the fill line (the fill line is 4 liters volume for the 2.17 liter product bottle). Add the contents of the bottle to the mixing tank. Mix thoroughly. Confirm that the proportioner is set to deliver 1:128 (0.8%). Turn on the proportioner. Verify that the drinkers are operational.

For Bulk Tank: To produce drinking water with a final concentration of 400 mg/gallon (100 ppm): Add the FLORVIO™ 2.3% Concentrate Solution to the drinking water in the bulk tank. Use one 4L bottle (undiluted) of FLORVIO™ 2.3% Concentrate Solution for every 125 gallons of water.

The medicated water should be administered as the only source of drinking water for five (5) consecutive days. Medication should be initiated promptly when swine respiratory disease is diagnosed.

Precautions: Do not use this product at any other proportioner setting. This will result in precipitation of product. This product is not recommended for use in automatic water proportioners if water hardness is greater than 275 ppm. Water proportioners should be tested for accuracy before use. Do not use or store this product in galvanized metal watering systems or containers. Do not operate chlorinators while administering medication.

Residue Warnings: Swine intended for human consumption must not be slaughtered within 16 days of the last treatment. Use of this product in a manner other than indicated or with dosages in excess of those included on this label may result in illegal drug residues in edible tissues.

Precaution: The effects of florfenicol on swine reproductive performance, pregnancy, and lactation have not been determined. Do not use in swine intended for breeding

Warnings: NOT FOR HUMAN USE. KEEP OUT OF REACH OF CHILDREN. This Product contains material that can be irritating to skin and eyes. Avoid direct contact with skin, eyes, and clothes. In case of accidental eye exposure, flush with water for 15 minutes. In case of accidental skin exposure, wash with soap and water. Remove contaminated clothing. Consult a physician if irritation persists. The Material Safety Data Sheet (MSDS) contains more detailed occupational safety information.

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