Typically 20 to 100 participants, often healthy volunteers except in oncology, where phase 1 usually enrols patients. Efficacy is not the objective.
The first stage of human testing, focused on safety, tolerability and dose range in a small group.
Typically 20 to 100 participants, often healthy volunteers except in oncology, where phase 1 usually enrols patients. Efficacy is not the objective.