1) Which of these comes first when developing a new drug? a) Clearance for human testing b) In vitro testing on tissue cultures c) Phase 1 drug trials d) In vitro testing on animals 2) Drug trials normally consist of 4 phases... which phases consists of investigating the long-term risks and benefits of a new drug? a) Phase 1 b) Phase 2 c) Phase 3 d) Phase 4 3) Which of these best describes a double blind trial? a) Information is withheld from the subject (only) about whether they are being given an active drug or a placebo. b) Information is withheld from both the subject and the doctors. c) Information is only withheld from the doctors. 4) Which of these is not a key aim of drug trials? a) Finding out if the drug is safe b) Finding any side effects of a new drug c) Comparing the drug to currently known alternatives d) Testing whether a drug is profitable 5) What does it mean to have a randomized sample of people tested? a) A random selection of people from the population is chosen b) Volunteers with relevant conditions are randomly allocated to receive either drugs or placebos in trails.

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