new hampshire - ( business time ) pfizer also announced earlier that it has grown the fourth pharmaceutical company to be accredited by the organization for the inspection of human patient protection programs ( aahrpp ) for ensuring the safeguard of human controls taking participant in early - phase clinical trials . the aahrpp title was awarded to pfizer ' s clinical research institutions ( crus ) in new haven , ct , belgian , belgium and singapore , where the company conducts most of its phase i patient research . to earn the accreditation , pfizer involved in a quantitative , 15 - month examination of the clinical working practices at these stations .
Pfizer is a pharmaceutical company.