Phase II Trial

**Semantic type:** Research Activity

**Definition:** A clinical research protocol designed to study a biomedical or behavioral intervention in a larger group of people (several hundred), to evaluate the drug's effectiveness for a particular indication in patients with the disease or condition under study, and to determine the common short-term side effects and risks associated with the intervention.

**Synonyms:** - 2 - Clinical Trials, Phase II - PHASE II TRIAL - Phase 2 - Phase 2 - Phase 2 Study - Phase II Clinical Trial - Phase II Protocol - Phase II Study - Trial Phase 2 - phase 2 - phase II trial