Vaccine and Treatment Evaluation Units (VTEUs)

Network of VTEU Sites

Illustration of a U.S. map specifying the location of NIH’s network of Vaccine and Treatment Evaluation Units (VTEUs).
Credit: NIAID

More than 160 Phase I, II, and III clinical trials since 1995
Trials of
- Seasonal vaccines
- Pre-pandemic vaccines
- Antivirals
- H1N1 vaccines