• Why do I want to participate in the clinical trial?• What are my goals and expectations if I were

In an observational study, investigators assess health outcomes in groups of participants according to a protocol or research plan. Participants

In a natural history study, investigators follow a group of people over time who have, or are at risk of

In phase 4 clinical trial, approved drugs are monitored over a period of time in phase 4 studies. Although these

Phase 3 clinical trial is “confirmatory” phase, the number of participants is increased and the experimental drug is tested against

Phase 2 studies are designed to assess whether an experimental treatment works. The trial may involve healthy volunteers or people

In phase 1 clinical trial, also called “safety studies,” researchers focus on whether an experimental treatment is safe while determining

Phase 0 Clinical trials are known as “exploratory studies”, these trials test a small dose of a new drug in

Clinical trials are conducted in phases, each designed to answer a specific research question. Following are the typesPhase 0Phase 1Phase

Many studies require genetic testing confirmation of a disease before a person can participate in a clinical trial. Genetic testing can pinpoint an