PharmaEssentia | 22,995 followers on LinkedIn. Better Science, Better Lives. | PharmaEssentia USA Corporation, a subsidiary of PharmaEssentia Corporation (TWSE: 6446), a global biopharmaceutical innovator based in Taiwan, leveraging deep expertise and proven scientific principles to deliver new biologics in hematology, oncology, and immunology. Founded in 2003, PharmaEssentia is now expanding its global presence with operations in the U.S., Japan, China and Korea.