The frequently asked questions in this page provide detailed information about clinical trials. Educate yourself before deciding whether you should participate in a clinical trial or not.
Review Date: April 01, 2015
NIH National Library of Medicine - NLM
This document answers frequently asked questions about clinical studies, research studies in which real people participate as volunteers.
Review Date: December 10, 2012
NIH Clinical Center - CC
Note: Documents in PDF format require the Adobe Acrobat Reader®. If you experience problems with PDF documents, please download the latest version of the Reader®.