Question

Clinical trials for drugs include

a. animal testing.
b. human testing only.
c. tests on cell cultures.
d. human testing and a comparison test with existing drugs. .

Answer 1

It could be C. or D. but I know that it isn't just human trails. I thought that there were also animal trails but I'm not sure.

Answer 2

It would be D. They need to have a control group that is taking the current recommended treatment to see if this new treatment is more effective than the standard treatment.