Clinical Research is a scientific study that involves human volunteers to participate in research studies which are designed to answer the specific questions about the safety or effectiveness of drugs, vaccines, devices or other therapies.
The objective of clinical trials is to find ways to prevent, diagnose, or treat disease more effectively. clinical trials are regulated by specific regulatory authorities. clinical trial is a kind of experimental research and the most vital type of research to prove the cause-and-effect relationship between therapeutic intervention and treatment. the subjects who enter the study are divided into two groups: one group is exposed to therapeutic intervention and the other group as a control group. Finally, the results of the intervention are evaluated by comparing the groups.