Agios Pharmaceuticals Inc. Agios Pharmaceuticals Inc is a biopharmaceutical company focused on the field of cellular metabolism to create differentiated medicines for rare diseases, with a focus on classical hematology. The company's primary focus is to develop potentially transformative small-molecule medicines. Its product candidate, Pyrukynd (mitapivat), is an activator of both wild-type and mutant pyruvate kinase enzymes, developed for the treatment of hemolytic anemias. The other drug candidates in its pipeline include Tebapivat (PK activator), being developed as a potential treatment for MDS-associated anemia and sickle cell disease, AG-181 (PAH stabilizer), AG-236, and others.