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Table 2 Types of dose-finding studies and analyses performed in rare genetic disease drug development programs

From: Dose-finding studies in drug development for rare genetic diseases

Type of study or analysis

All drug development programs (n = 40)

No dedicated dose-finding study (n = 19)

Dedicated dose-finding study

21 (53%)

Not applicable

Healthy subject study

23 (58%)

11 (58%)

Study in different patient populations*

10 (25%)

4 (21%)

Population pharmacokinetic analysis

31 (78%)

13 (68%)

Exposure–response analysis

28 (70%)

11 (58%)

  1. *Different patient population refers to patient populations being studied for a disease other than the rare genetic disease for which the drug was initially approved