Match the following descriptions of new drug trials to the 4 stages (or phase) of development.
- Occurs after new drug is approved for the market; obtains information on long-term safety and efficacy of the drug.
- Enrolls a relatively small number of normal healthy volunteers; obtains information on safety of drug
- Large population of diseased individuals; proves advantage of new drug over standard drug for an objective outcome
- Population of diseased individuals; obtains information of efficacy of drug
Source: Maximo wrote question based on Chapter 7 of Ashengrau and Seage page 180-181
