Complete Up To Date Information about Pfichlor 50.
NADA Number: 049-287 | |
| Proprietary Name |
Pfichlor 50 Chlorachel 50 Pfichlor 100 Pfichlor 70 |
|---|---|
| Sponsor |
Alpharma, Inc. |
| Sponsor Address |
440 Rte. 22 Bridgewater, NJ 08807 USA |
| Ingredients |
Chlortetracycline Calcium Complex |
| Species |
Cattle, dairy, not lactating Cattle, beef Cattle, calves, under 250 pounds, excluding veal Cattle, calves, 250 to 400 pounds, excluding veal Sheep, growing Cattle, growing, over 400 pounds weight, excluding veal Turkey, growing Turkey, not laying eggs for human consumption Turkey, poults, under 4 weeks age Sheep, breeding Cattle, beef, over 700 pounds Cattle, beef, growing Chicken, not laying eggs for human consumption Swine, no use class stated or implied |
| Routes of Administration |
Per Os |
| Dose Form |
Medicated feed |
| Drug Form |
Type A Medicated Article |
| Dispensing Status |
OTC |
| Withdrawal Time |
Swine: 0 days before slaughter.
Chicken: 24 hours before slaughter when fed at 500 grams per ton of feed,
Cattle (beef): 48 hours before slaughter at 0.5 milligrams per pound body weight or 350 milligrams per head per day.
Cattle: calves, beef, and non-lactating dairy cattle veal calves: 10 days before slaughter at 10 milligrams per pound body weight per day. 0 days before slaughter when fed at 70 or less grams per head per day or 0.1 mg/pound body weight per day. A withdrawal time for pre-ruminating veal calves has not been established.
Turkey: 0 days before slaughter.
Sheep: 0 days before slaughter. |
|
Dosage Amount, Indications & Limitations |
558.128 Chlortetracycline. Specifications: Type A medicated article containing the following concentrations of either chlortetracycline calcium complex equivalent to chlortetracycline hydrochloride, or, for products intended for use in milk replacer chlortetracycline hydrochloride. Conditions of use: Chickens Amount: 10 to 50 grams per ton of feed. Indications: Increased rate of weight gain and improved feed efficiency. Limitations: Do not feed to chickens producing eggs for human consumption. Amount: 100-200 grams per ton of feed. Indications: For the control of infectious synovitis caused by Mycoplasma synoviae susceptible to chlortetracycline. Limitations: Feed continuously for 7 to 14 days. Do not feed to chickens producing eggs for human consumption. Amount: 200-400 grams per ton of feed. Indications: For the control of chronic respiratory disease (CRD) and air sac infection caused by Mycoplasma gallisepticum and Escherichia coli susceptible to chlortetracycline. Limitations: Feed continuously for 7 to 14 days. Do not feed to chickens producing eggs for human consumption. Amount: 500 grams per ton of feed. Indications: For the reduction of mortality due to Escherichia coli infections susceptible to chlortetracycline. Limitations: Feed for 5 days. Do not feed to chickens producing eggs for human consumption. Withdraw 24 hours prior to slaughter. Turkeys (growing) Amount: 10 to 50 grams per ton of feed. Indications: Increased rate of weight gain and improved feed efficiency. Limitations: Do not feed to turkeys producing eggs for human consumption. Turkeys Amount: 200 grams per ton of feed. Indications: For the control of infectious synovitis caused by Mycoplasma synoviae susceptible to chlortetracycline. Limitations: Feed continuously for 7 to 14 days. Do not feed to turkeys producing eggs for human consumption. Amount: 400 grams per ton of feed. Indications: For the control of hexamitiasis caused by Hexamita meleagridis susceptible to chlortetracycline. Limitations: Feed continuously for 7 to 14 days. Do not feed to turkeys producing eggs for human consumption. Amount: 25 milligrams per pound body weight in feed. Indications: For the control of complicating bacterial organisms associated with bluecomb (transmissible enteritis, coronaviral enteritis) susceptible to chlortetracycline. Limitations: Feed continuously for 7 to 14 days. Do not feed to turkeys producing eggs for human consumption. Turkeys (poults not over 4 weeks of age) Amount: 400 grams per ton of feed. Indications: For the reduction of mortality due to paratyphoid caused by Salmonella typhimurium susceptible to chlortetracycline. Limitations: Feed continuously for 7 to 14 days. Do not feed to turkeys producing eggs for human consumption. Swine (growing) Amount: 10 to 50 grams per ton of feed. Indications: Increased rate of weight gain and improved feed efficiency. Limitations: No limitations are included in the CFR for this species when using this product in this amount. Swine Amount: 10 milligrams per pound body weight daily. Indications: For the treatment of bacterial enteritis caused by Escherichia coli and Salmonella choleraesuis and bacterial pneumonia caused by Pasteurella multocida susceptible to chlortetracycline. Limitations: Feed approximately 400 grams per ton of feed, varying with body weight and feed consumption to provide 10 milligrams per pound per day. Feed for not more than 14 days. Swine (breeding) Amount: 400 grams per ton of feed. Indications: For the control of leptospirosis (reducing the instances of abortion and shedding of leptospires) caused by Leptospira pomona susceptible to chlortetracycline. Limitations: Feed continuously for not more than 14 days. Sheep (growing) Amount: 20-50 grams per ton of feed. Indications: For an increased rate of weight gain and improved feed efficiency. Limitations: No limitations are included in the CFR for this species when using this product in this amount. Sheep (breeding) Amount: 80 milligrams per head per day in feed. Indications: For reducing the incidence of (vibrionic) abortion caused by Campylobacter fetus infection susceptible to chlortetracycline. Limitations: No limitations are included in the CFR for this species when using this product in this amount. Cattle (calves, up to 250 pounds) Amount: 0.1 milligrams per pound of body weight per day in feed. Indications: For an increased rate of weight gain and improved feed efficiency. Limitations: In milk replacers or starter feed. Include on labeling the 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." Cattle (calves, 250-400 pounds) Amount: 25-70 milligrams per head per day in feed. Indications: For an increased rate of weight gain and improved feed efficiency. Limitations: Include on labeling the 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." Cattle (growing, over 400 pounds) Amount: 70 milligrams per head per day in feed. Indications: For an increased rate of weight gain, improved feed efficiency and reduction of liver condemnation due to liver abscesses. Limitations: Include on labeling the 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." Cattle (beef) Amount: 350 milligrams per head per day in feed. Indications: For the control of bacterial pneumonia associated with shipping fever complex caused by Pasteurella species susceptible to chlortetracycline. Limitations: Withdraw 48 hours prior to slaughter. Cattle (beef, under 700 pounds) Amount: 350 milligrams per head per day in feed. Indications: For the control of active infection of anaplasmosis caused by Anaplasma marginale susceptible to chlortetracycline. Limitations: Withdraw 48 hours prior to slaughter. Cattle (beef, over 700 pounds) Amount: 0.5 milligrams per head per day in feed. Indications: For the control of active infection of anaplasmosis caused by Anaplasma marginale susceptible to chlortetracycline. Limitations: Withdraw 48 hours prior to slaughter. Cattle (calves, beef, nonlactating dairy) Amount: 10 milligrams per pound body weight per day in feed. Indications: For the treatment of bacterial enteritis caused by Escherichia coli and bacterial pneumonia caused by Pasteurella multocida organisms susceptible to chlortetracycline. Limitations: Feed approximately 400 grams per ton of feed, varying with body weight and feed consumption to provide 10 milligrams per pound per day. Treat for not more than 5 days. In feed including milk replacers. Withdraw 10 days prior to slaughter. Include on labeling the 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." |
| Tolerances |
Tolerances are established for the sum of tetracycline residues in tissues of beef cattle, nonlactating dairy cows, calves, swine, sheep, chickens, turkeys, and duck or 2 parts per million in muscle, 6 parts per million in liver, and 12 parts per million in fat and kidney. A tolerance is established for residues of chlortetracycline in eggs of 0.4 part per million. |