Janssen Pharmaceutica NV

Belgian pharmaceutical company at Beerse in Antwerp province, founded in 1953 by Paul Janssen and acquired by Johnson & Johnson in 1961, long the pharmaceutical research arm of that group and now part of Johnson & Johnson Innovative Medicine. Discovered a large number of medicines including haloperidol, risperidone, itraconazole and levofloxacin related compounds, and runs research, development and manufacturing in immunology, neuroscience, infectious disease and vaccines, oncology, cardiovascular and metabolic disease.