HHB 3.8 Clinical Trials of Vaccines & Drugs Quizs

How are subjects divided in clinical trials to reduce bias?

• By age only

• By gender only

• In a randomised way

• By their medical history

What is the purpose of clinical trials for vaccines and drugs?

• To increase production speed

• To establish safety and effectiveness

• To reduce manufacturing costs

• To improve marketing strategies

Which description describes a Placebo controlled trial?

• Both groups of subjects receive the vaccine or drug.

• One group of subjects receives the vaccine or drug while the second group receives a placebo-control to ensure valid comparisons.

• Both groups of subjects receive the placebo control.

• One group of subjects receives the vaccine or drug while the second group receives a placebo-control to increase reliability.

Why is group size important in clinical trials?

• To increase the cost of the trial

• To reduce experimental error and establish statistical significance

• To make the trial more complex

• To ensure faster results

What does a double-blind trial ensure in clinical studies?

• Only researchers know which subjects have been given the treatment

• Only the subjects know which participants have been given the treatment

• Neither subjects nor researchers know which participants have been given the treatment

• Both subjects and researchers know which participants have been given the treatment

What is a being described? "a 'blank' which does not contain the drug"

• a placebo

• a vaccine

• an adjuvant

• antigenic variation