Share this article Share this article ENGLEWOOD, Colo., May 10, 2021 /PRNewswire/ -- Ampio Pharmaceuticals (NYSE American: AMPE), a biopharmaceutical company focused on the advancement of immunology-based therapies for prevalent inflammatory conditions for which there are limited treatment options, today announced that it has received Investigational Review Board (IRB) approval to commence enrollment in its AP-018 Phase I study using inhaled Ampion™ with patients exhibiting prolonged respiratory COVID-19 symptoms, known as long (or long-haul) COVID, or Post-Acute Sequelae of SARS-CoV-2. "This trial is both needed and exciting in that it addresses a major current and expected ongoing unmet medical need among the estimated 3 to 10 million individuals currently suffering from long COVID," said Michael Macaluso, President and CEO of Ampio. "