- Initiation of a pivotal Phase 3 trial evaluating the efficacy and safety of brilaroxazine for the treatment of schizophrenia expected by year-end - - Additional Phase 3 trial evaluating the long-term safety of brilaroxazine in adult patients with schizophrenia expected to begin by year-end - - .5 Million in Cash as of September 30, 2021 - CUPERTINO, Calif., Nov. 15, 2021 (GLOBE NEWSWIRE) -- Reviva Pharmaceuticals Holdings, Inc. (NASDAQ: RVPH) (“Reviva” or the “Company”), a clinical-stage ph