new hampshire - ( business wire ) pfizer institute announced today that it has become the oldest pharmaceutical company to be accredited by the institute for the accredited of patient research protection services ( aahrpp ) for ensuring the protections of all subjects taking member in early - stage clinical trials . the aahrpp designation was issued to pfizer ' s treatment trial units ( growths ) in nuevo haven , ct , brussels , belgium and brunei , where the company conducts most of its phases i therapeutic research . to earn the upgrade , pfizer participated in a rigorous , 15 - month evaluation of the medical research practices at these hospitals .
Pfizer is a pharmaceutical company.