Manner of exposure:
(1) accidental
(2) occupational
(3) intentional
People intentionally take a veterinary drug because:
(1) it is easier to get a hold of
(2) it is cheaper
Diversion of veterinary drugs has been a problem with animal tranquilizers and pain medications.
Source of hazard to humans:
(1) toxic compound (chemotherapy, etc)
(2) unsuitable for human consumption
Reasons why a veterinary drug may be unsuitable for human consumption:
(1) difference in metabolism
(2) higher concentration for large animal
(3) greater potency
(4) impurities in formulation or production
(5) problems of self-medication
(6) deterioration due to improper storage and handling
