DURVET PENNCHLOR 50 - chlortetracycline calcium powder 
Durvet, Inc.

----------

durvet  

NDC: 30798-373-56

Pennchlor 50

CHLORTETRACYCLINE  

Type A Medicated Article

FOR USE IN THE MANUFACTURE OF MEDICATED FEEDS  

ACTIVE INGREDIENTS:

Chlortetracycline as Chlortetracycline calcium complex equivalent to 50 grams Chlortetracycline

Hydrochloride/lb.

INGREDIENTS:

Chlortetracycline, Calcium Carbonate, Roughage Products and Mineral Oil.

See back panel for directions and warnings.

CAUTION: For use in Dry Feeds ONLY - NOT FOR USE IN LIQUID FEED SUPPLEMENTS.

NADA 138-935    APPROVED BY FDA

Restricted Drug (California)-

Use Only as Directed

NOT FOR HUMAN USE

NET WT.

50 lb (22.7 kg)

durvet

Manufactured for

DURVET, INC.

Blue Springs, Missouri 64014

durvet

NDC: 30798-373-56

Pennchlor 50

CHLORTETRACYCLINE

DIRECTIONS FOR USE



lbs. of

Use Levels ofPennchlor 50

Chlortetracyclineper ton
Indications for Use




CHICKENS


For Broiler/fryer chickens: For an increased rate of weight gain and
10-50 g/ton
0.2-1.0
improved feed efficiency.


WARNING: Do not feed to chickens producing eggs for human


consumption.  Zero-day withdrawal period.





For Chickens: Control of infectious synovitis caused by Mycoplasma 100-200 g/ton
2.0-4.0
synoviae susceptible to chlortetracycline. (Feed continuously for 7-14


days)


WARNING: Do not feed to chickens producing eggs for human


consumption.  Zero-day withdrawal period.





For Chickens: Control of chronic respiratory disease (CRD) and air sac
200-400 g/ton
4.0-8.0
infections caused by Mycoplasma gallisepticum and Escherichia coli

susceptible to chlortetracycline. (Feed continuously for 7-14 days)


WARNING: Do not feed to chickens producing eggs for human


consumption.  Zero-day withdrawal period.





For Chickens: Reduction of mortality due to Escherichia coli infections
500 g/ton
10.0
susceptible to chlortetracycline. (Feed for 5 days)


WARNING: Do not feed to chickens producing eggs for human


consumption.  Withdraw 24 hours prior to slaughter.





TURKEYS


For Turkeys: Growing Turkeys: For an increased rate of weight gain
10-50 g/ton
0.2-1.0
and improved feed efficiency.


WARNING: Do not feed to turkeys producing eggs for human


consumption.  Zero-day withdrawal period.





For Turkeys: Control of infectious synovitis caused by Mycoplasma200 g/ton
4.0
synoviae susceptible to chlortetracycline. (Feed continuously for 7-14 days)


WARNING: Do not feed to turkeys producing eggs for human


consumption. Zero-day withdrawal period.





For Turkeys: Control of hexamitiasis caused by Hexamita meleagrides400 g/ton
8.0
susceptible to chlortetracycline. (Feed continuously 7-14 days)


WARNING: Do not feed to turkeys producing eggs for human


consumption. Zero-day withdrawal period.





For Turkeys: Turkey poults not over 4 weeks of age: Reduction of
400 g/ton
8.0
mortality due to paratyphoid caused by Salmonella typhimurium

susceptible to chlortetracycline.





For Turkeys: Control of complicating bacterial organisms associated
25 mg/lb body weight/day

with bluecomb (transmissible enteritis, coronaviral enteritis) susceptible


to chlortetracycline. (Feed continuously for 7-14 days)


WARNING: Do not feed to turkeys producing eggs for human


consumption. Zero-day withdrawal period.





SHEEP

For Growing Sheep: For an increased rate of weight gain and improved
20-50 g/ton
0.4-1.0
feed efficiency.





For Breeding Sheep: Reducing the incidence of (vibrionic) abortion
80 mg/head/day

caused by Campylobacter fetus infections susceptible to chlortetracycline.


WARNING: Zero-day withdrawal period.




lbs. of

Use Levels ofPennchlor 50

Chlortetracycline
per ton
Indications for Use




SWINE

For Growing Swine:  For an increased rate of weight gain10-50 g/ton
0.2-1.0
improved feed efficiency.





For Swine: Reducing the incidence of cervical lymphadenitis
50-100 g/ton
1.0-2.0
(jowl abscesses) caused by Group E Streptococci susceptible to


chlortetracycline.





For Breeding Swine: Control of leptospirosis (reducing the instances
400 g/ton
8.0
of abortions and shedding of leptospirae) caused by Leptospira pomona

susceptible to chlortetracycline. (Feed continuously for 14 days)





For Swine: Treatment of bacterial enteritis caused by Escherichia coliFeed approximately 400 g/t,

and Salmonella choleraesius and bacterial pneumonia caused by
varying with body weight and

Pasteurella multocida susceptible to chlortetracycline. (Feed for not
feed consumption to provide

more than 14 days)
10 mg/lb body weight/day

WARNING: Zero-day withdrawal period.





CALVES, BEEF CATTLE, AND NONLACTATING DAIRY CATTLE

WARNING: A WITHDRAWAL PERIOD HAS NOT BEEN ESTABLISHED


FOR THIS PRODUCT IN PRE-RUMINATING CALVES. DO NOT USE


IN CALVES TO BE PROCESSED FOR VEAL.





For Calves (up to 250 lbs.): For an increased rate of weight gain and
0.1 mg/lb body weight/day

improved feed efficiency.





For Calves (250-400 lbs.): For an increased rate of weight gain and
25-70 mg/head/day

improved feed efficiency.





For Growing Cattle (over 400 lbs.): For an increased rate of weight
70 mg/head/day

gain, improved feed efficiency and reduction of liver condemnation


due to liver abscesses.





For Beef Cattle: For the control of bacterial pneumonia associated with
350 mg/head/day

shipping fever complex caused by Pasteurella spp. susceptible to


chlortetracycline.


WARNING: Zero-day withdrawal period.





For Beef Cattle (under 700 lbs.): Control of active infection of anaplasmosis
350 mg/head/day

caused by Anaplasma marginale susceptible to chlortetracycline.


WARNING: Zero-day withdrawal period.





For Beef Cattle (over 700 lbs.): Control of active infection of
0.5 mg/lb body weight/day

anaplasmosis caused by Anaplasma marginale susceptible to


chlortetraycline.


WARNING: Zero-day withdrawal period





For Calves, Beef, and Nonlactating Dairy Cattle: For treatment of
10 mg/lb body weight/day

bacterial enteritis caused by Escherichia coli and bacterial pneumonia


caused by Pasteurella multocida susceptible to chlortetracycline.


(Treat for not more than 5 days)


WARNING: Zero-day withdrawal period.


Enter section text here

Image of Label

CAUTION: For use in Dry Feeds ONLY.

NOT FOR USE IN LIQUID FEED SUPPLEMENTS  

TAKE TIME    OBSERVE LABEL DIRECTIONS

REV 12/05

BAG T

durvet

Manufactured for

DURVET, INC.

Blue Springs, Missouri 64014

DURVET PENNCHLOR 50 
chlortetracycline powder
Product Information
Product TypeOTC TYPE A MEDICATED ARTICLE ANIMAL DRUGItem Code (Source)NDC:30798-373
Route of AdministrationORALDEA Schedule    
Active Ingredient/Active Moiety
Ingredient NameBasis of StrengthStrength
Chlortetracycline Calcium (UNII: NR4B2SX17S) (Chlortetracycline - UNII:WCK1KIQ23Q) Chlortetracycline Hydrochloride110 g  in 1 kg
Packaging
#Item CodePackage DescriptionMarketing Start DateMarketing End Date
1NDC:30798-373-5622.7 kg in 1 BAG
Marketing Information
Marketing CategoryApplication Number or Monograph CitationMarketing Start DateMarketing End Date
NADANADA13893512/08/200709/01/2013
Labeler - Durvet, Inc. (056387798)

Revised: 9/2015
 
Durvet, Inc.