Annovis Bio, Inc., a clinical stage drug platform company, develops drugs to treat neurodegeneration in the United States. The company's lead product candidate is Buntanetap, which is in phase 2/3 to treat alzheimer's disease, as well as in phase 3 to treat parkinson's disease; and is in phase 2 clinical trial to treat lewy body dementia. It also develops ANVS405, which is in phase 2 and 3 clinical trials for the treatment of traumatic brain injury and/or stroke; and ANVS301, which finished phase 1 clinical trial to treat later stages of alzheimer's disease and dementia. The company was incorporated in 2008 and is headquartered in Malvern, Pennsylvania.