MIRA Pharmaceuticals Reports Mira-55 Shows No THC- or Rimonabant-Associated CNS Side Effects in Preclinical Studies

Previously shown to deliver morphine-comparable pain relief without opioid-related risks in a validated inflammatory pain model, supporting planned IND submission for inflammatory pain MIAMI, FL / ACCESS Newswire / March 23, 2026 / MIRA Pharmaceuticals, Inc. (NASDAQ:MIRA) ("MIRA" or the "Company"), a clinical-stage pharmaceutical company developing novel therapies for neurologic, neuropsychiatric, and metabolic disorders, today announced new preclinical data demonstrating that Mira-55 did not produce cannabinoid-like central nervous system (CNS) side effects across a comprehensive battery of validated behavioral assays. The observed profile was differentiated from both Δ9-tetrahydrocannabinol (THC), the primary psychoactive component of cannabis, and the CB1 receptor antagonist rimonabant.