Trilogy Writing and Consulting Logo

Glossary Terms

Phase II clinical trial (phase 2 clinical trial)

Controlled clinical studies conducted to evaluate the effectiveness of the drug for a particular indication or indications in patients with the disease or condition under study and to determine the common short-term side effects and risks associated with the drug. NOTE: Phase 2 studies are typically well controlled, closely monitored, and conducted in a relatively small number of patients, usually involving no more than several hundred subjects. (CDISC v 9.0)

Use our tool to look up the definition of terms in our glossary.