Resources and Information is a searchable database of clinical trials all over the United States and the world. The US National Library of Medicine provides this resource for people to search for clinical trials they may be interested in participating in for their condition or disease.

NIH Clinical Trials and You
The National Institutes of Health (NIH) is a federal government agency that conducts and funds health and healthcare research. The NIH Clinical Trials and You website provides answers to frequently asked questions, registries of clinical trials, and personal stories.

Phases of Clinical Trials
The National Cancer Institute is a federal agency of the National Institutes of Health that offers an overview of different phases of clinical trials.

FDA Institutional Review Boards and Protection of Human Subjects in Clinical Trials
The Food and Drug Administration is a federal agency that regulates the safety and effectiveness of medications and food. The FDA offers information and additional resources on protections for people who participate in research.

Consumers United
Consumers United for Evidence-Based Healthcare is a national group of health and consumer advocacy organizations committed to helping people make informed decisions about their healthcare, including clinical trials.

National MS Society
The National MS Society provides information about participating in clinical trials including what a placebo is and how placebos are used in clinical trials.