Why are drug trials carried out?

The stages of a drug trial

How is the correct dosage for a drug determined using a clinical trial?

What is a placebo?

Why is a placebo given?

How should a control group compare to other groups

What is a single blind trial?

What is a double blind trial?

What is the advantage of a double blind trial?

Why is it important to include as many participants in a drugs trial as possible?

What is peer review?