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Pharmacology > Food Saftey > Flashcards

Flashcards in Food Saftey Deck (16):
1

4 reasons drug residues occur.

1. not following withdraw times
2. extra-label use
3. contamination of animal feed
4. accidental exposure to pesticides or environmental pollutants

2

Interval btwn the time of last admin of a registered compound & the time when the animals products can be safely consumed.

Withdrawal Times

3

Results from the registered use of an agricultural or veterinary chemical & are legally permitted or recognized as acceptable in or on a food, Ag commodity or animal feed.

Maximal Residue Limits (MRLs)

4

Withdrawal times are based on ______.

Maximal Residue Limits (MRLs)

5

Antibiotics that are PROHIBITED in any food producing animal. (5)

Chloramphenicol
Nitrofurazone
Furazolidone
Nitromidazoles (Metronidazole)
Glycopeptides (Vancomycin)

6

Hormones/steroids that are PROHIBITED in any food producing animals. (2)

DES (diethylstilbestrol)
Clenbuterol

7

Withdrawal times become _____ w/ extra-label use of the drug.

Longer

8

A ______ drug dose results in a shorter withdrawal time.

Lower

9

A ______ drug dose results in a longer withdrawal time.

Higher

10

Anti-inflammatory drug PROHIBITED in any food producing animals.

Dipyrone

11

Anti-viral drugs PROHIBITED in any food producing animal. (2)

Adamantane
Neuraminidase inhibitors

12

What drug CANNOT be used in dairy cows 20 mo. of age or older?

phenylbutazone

13

How can you determine the WDT?

Take label WDT & divide by 5 to estimate the drug half life (add 1 half life for every time DOUBLE the dose)

14

Sulfonamide drugs CANNOT be used extra-label in what species?

None

Only allowed per label in dairy cows

15

Can enrofloxacin be used extra-label? What 2 species is it used in?

NO

Beef cattle
Swine

16

Extra-label use of medicated feed is allowed in which species?

minor species