Oragenics, Inc., a development-stage company, engages in the research and development of nasal delivery pharmaceutical medications in neurology and fighting infectious diseases in the United States. Its lead product is ONP-002 for the treatment of mild traumatic brain injury, a fully synthetic, non-naturally occurring neurosteroid, which is lipophilic and can cross the blood-brain barrier to reduce swelling, oxidative stress, and inflammation while restoring proper blood flow through gene amplification. The company also develops NT-CoV2-1, a SARS-CoV-2 vaccine product candidate; and lantibiotics. The company was formerly known as Oragen, Inc.