Prohibited Drugs

Question 1

Chloramphenicol

Answer 1

May cause aplastic anemia in humans. banned in all food animals. (Prohibited because they cause toxic reaction).

Question 2

Thiamfenicol

Answer 2

Not approved in USA. (Prohibited because they cause toxic reaction).

Question 3

Florfenicol

Answer 3

Can be used in pigs and cattle. Does not cause aplastic anemia in humans.
Do not give to dairy cattle >20 months, veal calves, calves under 1 year old , or calves on an all-milk diet. (Prohibited because they cause toxic reaction).

Question 4

Clenbuterol

Answer 4

FDA approved for use in horses with airway constriction.
Illegal for use in food-producing animals. Residues pose a threat to people. “Zero-tolerance” for residues. (Prohibited because they cause toxic reaction).

Question 5

Pehnylbutazone

Answer 5

Can induce blood disorders such as aplastic anemia. Prohibited in female dairy cattle >20 months and discouraged in other food animals. (Prohibited because they cause toxic reaction).

Question 6

Diethylstilbestrol (DES)

Answer 6

Prohibited in all food animals. No longer marketed in USA. In the past, has lead to reproductive issues in humans. (Prohibited because they cause cancer).

Question 7

Nitroimidazoles

Answer 7

Linked to mutagenicity and carcinogenicity. Illegal in food animals. (Prohibited because they cause cancer).

Question 8

Nitrofurans (Nitrofurazone & Furazolidone)

Answer 8

Systemic and topical use banned in food animals. Carcinogen. (Prohibited because they cause cancer).

Question 9

Sulfonamides

Answer 9

Carcinogenic. Banned in adult dairy cattle (>20 months)/ Use of Sulfadimethoxine according to label is allowed in adult dairy cattle. no ELDA allowed.

Question 10

Sulfadimethoxine

Answer 10

Can use ACCORDING TO LABEL in adult dairy cattle. No ELDU allowed (cannot compound it)

Question 11

Fluoroquinolones

Answer 11

Use is illegal in poultry. Can use ACCORDING TO LABEL for beef cattle, non lactating dairy cattle, swine, and calves (excluding veal calves). (Prohibited due to antimicrobial resistance).

Question 12

Glycopeptides (Vancomycin)

Answer 12

Vancomycin is the only product used in VetMed.
Last resort treatment for MRSA infections.
No approved vet products – so no Food Animals.
(Prohibited due to antimicrobial resistance).

Question 13

Cephalosporins

Answer 13

No ELDU allowed in food-producing animals. (Prohibited due to antimicrobial resistance).
Can use ELDU for Cephapirin

Question 14

Anitvirals in poultry

Answer 14

None labeled in USA. Now prohibited in chickens, turkeys, and ducks. (Prohibited due to antimicrobial resistance).

Question 15

Genetian Violet

Answer 15

NOT FDA approved –> banned by FDA

Question 16

Dypirone

Answer 16

Concerns with prolonged bleeding time and agranulocytosis. Not FDA approved anymore in humans. Approved injectable in horses but NOT in food animals.

Question 17

Dimethyl Sulfoxide (DMSO)

Answer 17

Cannot be used OR STORED on cattle farms. Concern for carcinogenicity.

Question 18

Colloidal Silver

Answer 18

Cannot be used OR STORED on cattle farms. Ingestion from humans results in argyria.

Question 19

Estradiol Cypionate

Answer 19

Not approved for animal use. Illegal to compound.

Question 20

Hormone implants in veal calves

Answer 20

Illegal