Skip to Content

Pennox 343

Generic name: oxytetracycline hydrochloride powder
Dosage form: FOR ANIMAL USE ONLY

Pennox 343

Oxytetracycline HCL

SOLUBLE POWDER

A broad-spectrum antibiotic

For control and treatment of specific diseases in poultry, cattle, swine, sheep and bees. For the marking of skeletal tissues in finfish fry and fingerlings.

This packet contains 512 grams of oxytetracycline HCL and will make:

2,560 gallons (9,690 L) containing 200 mg oxytetracycline HCL per gallon

1,280 gallons (4,845 L) containing 400 mg oxytetracycline HCL per gallon

640 gallons (2,420 L) containing 800 mg oxytetracycline HCL per gallon

For oral use only in poultry, cattle, sheep, swine and bees.

Fish should be treated by immersion.

Net Contents: 23.9 oz (677.6 g)

Restricted Drug (California) - Use Only As Directed

Not For Human Use

ANADA 200-026

APPROVED BY FDA


INDICATIONS AND DIRECTIONS FOR USE

For the control of the following diseases caused by organisms susceptible to oxytetracyline:

Add the following amount to ten gallons of stock solution when proportioner is set to meter at the rate of one ounce per gallon.

DOSAGE PACKS/10 GALLONS STOCK SOLUTION

CHICKENS Infectious synovilis caused by Mycoplasma synoviae 200-400 mg/gal 1/2-1

Chronic respiratory disease (CRD) and air-sac infection 400-800 mg/gal 1-2

caused by Mycoplasma gallisepticum and Escherichia coli

Fowl cholera caused by Pasteurella multocida 400-800 mg/gal 1-2


TURKEYS Hexamiliasis caused by Hexamila meleagridis 200-400 mg/gal 1/2-1

Infectious synovilis caused by Mycoplasma synoviae 400 mg/gal 1

Growing Turkeys-Complicating bacterial organisms associated with 25 mg/lb body weight daily Varies with age and

bluecomb (transmissible enteritis, coronaviral enteritis) (1 pack will treat 20,480 lbs of turkeys)

Medicate continuously at the first clinical signs of disease and continue for 7-14 consecutive days.

If improvement is not noted within 24-48 hours, consult a veterinarian or a diagnostic laboratory to

determine diagnosis and advice on dosage. See Residue Warnings.


FINFISH For the marking of skeletal tissues in finfish fry and fingerlings.

Immerse in 200-700 mg oxytetracycline HCL (buffered)/L of water for 2-6 hours. Solution should be tested on a small number of fish

before full-scale use. See Residue Warnings.

DISPOSAL OF TREATED WATERS: Do not discharge marking immersion water containing oxytetracycline into surface waters.

ADVERSE REACTIONS: Oxytetracycline HCL will acidify the water. The pH should be maintained at an acceptable level for fish

by the addition of a buffer. Monitor water quality and temperature.

RESIDUE WARNINGS: Do not administer to cattle or sheep within 5 days of slaughter. Zero day withdrawal in chickens, turkeys and swine. Do not administer to chickens or turkeys producing eggs for human consumption. A milk discard period has not been established for this product in lactating dairy cattle. Do not use in female dairy cattle 20 months of age or older. An additional withdrawal time beyond the grow-out period is not needed for finfish. For honey bees, the drug should be fed early in the spring or fall and consumed by the bees before main honey flow begins to avoid contamination of production honey. Remove at least 6 weeks prior to main honey flow.

RECOMMENDED STORAGE: STORE BELOW 104 DEGREES F (40 DEGREES C). FOR ANIMAL USE ONLY.

KEEP OUT OF REACH OF CHILDREN. Not For Human Use. Use Only As Directed.

For the control and treatment of the following diseases caused by organisms susceptible to oxytetracycline.


SWINE
Bacterial enteritis caused by Escherichia coli and Salmonella choleraesuis DOSAGE

Bacterial pneumonia caused by Pasteurella multocida Administer in the drinking water at a level of 10 mg

For Breeding Swine: Leptospirosis (reducing the incidence of abortions and oxytetracycline HCL per lb of body weight daily.

shedding of leptospira) caused by Leptospira pomona Administer up to 5 days. See Residue Warnings.

CALVES, BEEF CATTLE AND NON-LACTATING DAIRY CATTLE

Bacterial enteritis caused by Escherichia coli Administer in the drinking water at a level of 10 mg

Bacterial pneumonia (shipping fever complex) caused by Pasteurella multocida oxytetracycline HCL per lb of body weight daily.

Do not mix this product with milk or milk replacers. Administer one hour before Administer up to 5 days. See Residue Warnings.

or two hours after feeding milk or milk replacers.

SHEEP Bacterial enteritis caused by Escherichia coli Administer in the drinking water at a level of 10 mg

Bacterial pneumonia (shipping fever complex) caused by Pasteurella oxytetracycline HCL per lb of body weight daily.

multocida Administer up to 5 days. See Residue Warings.

This packet will treat 51,200 lbs of swine cattle of sheep at 10 mg/lb.

HONEY BEES For control of American Foulbrood caused by Paenibacillus larvae. 200 mg/colony

For use in European Foulbrood caused by Streptococcus pluton. Administer in 3 applications of 1:1 sugar syrup (equal

CONTRAINDICATION: Durning of uncapped brood cells has been parts of sugar and water weight to weight) or 3 dustings

reported to cause death of larval honey bees. Do not dust uncapped at 4- to 5- day intervals. Apply dust on the outer parts

brood cells. or ends of the frames. See Residue Warnings.

PRECAUTIONS: Prepare fresh solution every 24 hours. Use as sole source of oxytetracycline. Not to be used for more than 14 consecutive days in chickens and turkeys or 5 consecutive days in cattle, swine or sheep. FOR USE IN DRINKING WATER ONLY. NOT FOR USE IN LIQUID FEED SUPPLEMENTS.

Special Note: The concentration of drug required in medicated water must be adequate to compensate for variation in the age of the animal, feed consumption rate and the environmental temperature and humidity, each of which affects water consumption.

Pennox 343
oxytetracycline hydrochloride powder
Product Information
Product Type OTC ANIMAL DRUG Item Code (Source) NDC:48164-0009
Route of Administration ORAL DEA Schedule
Active Ingredient/Active Moiety
Ingredient Name Basis of Strength Strength
Oxytetracycline Hydrochloride (Oxytetracycline ) Oxytetracycline Hydrochloride 756.2 g in 1 kg
Packaging
# Item Code Package Description
1 NDC:48164-0009-9 756.2 kg in 1 POUCH
Marketing Information
Marketing Category Application Number or Monograph Citation Marketing Start Date Marketing End Date
ANADA ANADA200026 09/01/1997
Labeler - PennField Oil Company (035138569)
PennField Oil Company