BioXcel Therapeutics, Inc. is a biopharmaceutical company that uses artificial intelligence to develop medicines in neuroscience and immuno-oncology in the United States. It markets IGALMI, a sublingual film for acute agitation in adults with schizophrenia or bipolar I or II disorder. Its pipeline includes BXCL501, an investigational sublingual film of dexmedetomidine in Phase 3 trials for agitation associated with bipolar disorders, schizophrenia, Alzheimer's disease, opioid use disorder, alcohol use disorder with comorbid PTSD, and acute stress disorder; BXCL701, an investigational oral innate immune activator that completed Phase 1b/2a trials for aggressive prostate cancer, pancreatic cancer, and other solid and liquid tumors; and earlier-stage candidates BXCL502, BXCL503, and BXCL504 for stress-related neuropsychiatric symptoms and apathy in dementia. The company collaborates with Columbia University, Yale University Medical School, and the University of North Carolina on BXCL501. Incorporated in 2017 and headquartered in New Haven, Connecticut, BioXcel Therapeutics, along with its affiliates, filed a voluntary petition for reorganization under Chapter 11 in the U.S. Bankruptcy Court for the District of Delaware on August 27, 2026.