Glossary

A severe, unintended response to a treatment that may require medical intervention.

A unique identifier assigned to a trial when registered in a public database.

A participant who exits the study before its completion.

Ongoing observation and review of trial data to ensure compliance and safety.

Assessing biological markers to predict or measure treatment response.

Guidelines for who can view and use clinical trial data.

A detailed outline of how a trial will be conducted, focusing on practicality and resources.

Analyzing trial data to answer new questions or explore additional outcomes.

A meeting at the trial site to prepare staff and ensure readiness to begin the study.

The duties of the trial sponsor, including funding, oversight, and regulatory compliance.

Research on how a drug moves through the body during absorption, distribution, metabolism, and excretion.

Monitoring by the principal investigator to ensure the trial is conducted properly.

Evaluating the potential risks and benefits of a treatment to justify its use.

A trial where the effects of a treatment are compared to a placebo.