PRA is a global clinical research organization that provides a full suite of services across all phases of pharmaceutical and biotech drug development. The company works on a variety of compounds, ranging from niche treatments and therapies to blockbuster drugs, with an emphasis on oncology, CNS, respiratory and allergy, cardiovascular and infectious diseases. Offerings include phase I-IIa services, bioanalytical laboratories, phase II-III services, late phase and minimal risk services, safety and risk management, and therapeutic expertise.