10. The specific antidote to botulinum toxin is

a. sodium bicarbonate.
b. antitoxin.
c. pralidoxime.
d. naloxone.

11. The term used to indicate the extent to which a drug reaches its site of action is
a. bioactivity.
b. bioavailability.
c. bioremediation.
d. biostasis.

12. Drugs needed for diseases with fewer than 200,000 patients, and that fail to receive attention for development because of cost and need, are called
a. secondary drugs.
b. minor drugs.
c. orphan drugs.
d. specialty drugs.