Why Seres Therapeutics. Seres Therapeutics is a commercial-stage company developing novel microbiome therapeutics for serious diseases. Our lead program, VOWST, obtainedU.S.FDA approval inApril 2023as the first orally administered microbiota-based therapeutic to prevent recurrence ofC. difficileinfection (CDI) in adults following antibacterial treatment for recurrent CDI and is being commercialized in collaboration with Nestle Health Science. We ...