Virpax Pharmaceuticals, Inc. develops and manufactures non-opioid and non-addictive based drug compounds and drug delivery systems for pain management. It offers products, such as Probudur, an injectable bupivacaine hydrogel for postoperative pain management; Epoladerm, a diclofenac metered-dose spray film for acute musculoskeletal pain; and NES100, an endogenous enkephalin intranasal spray for acute and chronic spray. The company develops drug delivery technologies, such as Topical metered-dose spray, Liposomal in Hydrogel encapsulation, and Enkephalin Intranasal spray. It also develops therapies to manage post-traumatic stress disorder (PTSD), as well as to help prevent viral spread, including influenza and SARS-CoV-2 (Covid-19). Virpax Pharmaceuticals, Inc. was founded in 2016 and is based in Malvern, Pennsylvania.