Indivior PLC, together with its subsidiaries, engages in the development, manufacture, and sale of buprenorphine-based prescription drugs for the treatment of opioid dependence and co-occurring disorders in the United States, the United Kingdom, and internationally. The company develops medicines to treat substance use disorders, serious mental illnesses, and opioid overdose. Its core marketed products include SUBLOCADE and SUBUTEX PRO buprenorphine extended-release monthly injections; SUBOXONE, a buprenorphine and naloxone sublingual film; SUBOXONE, a buprenorphine and naloxone sublingual tablet; and SUBUTEX, a buprenorphine sublingual tablet for the treatment of opioid use disorder. The company also offers OPVEE nasal spray for opioid overdose reversal; and PERSERIS extended-release injectable suspension for the treatment of schizophrenia in adults. In addition, it is developing INDV-2000, a selective orexin-1 receptor antagonist that completed phase 1 clinical trial for the treatment of opioid use disorder (OUD); INDV-1000, a selective GABAb positive allosteric modulator, which is in pre-clinical development phase for the treatment of alcohol use disorder in collaboration with ADDEX therapeutics; INDV-6001, a buprenorphine-based long-acting injectable for the treatment of OUD in collaboration with Alar Pharmaceuticals Inc.; and CT-102, a digital therapeutic for the treatment of OUD in collaboration with Click Therapeutics. Further, the company is developing INDV-5004, a drinabant injection to treat acute cannabinoid overdose. It has a strategic partnership with Aelis Farma to develop AEF0117, a synthetic CB1 specific signaling inhibitor that is in phase 2B clinical trial for the treatment of cannabis use disorder. The company was incorporated in 2014 and is headquartered in North Chesterfield, Virginia.

Pacira BioSciences, Inc. engages in the development, manufacture, marketing, distribution, and sale of non-opioid pain management and regenerative health solutions to healthcare practitioners in the United States. The company offers EXPAREL, a bupivacaine liposome injectable suspension; ZILRETTA, a triamcinolone acetonide extended-release injectable suspension; and iovera system, a non-opioid handheld cryoanalgesia device used to produce controlled doses of cold temperature to targeted nerves. It has a development and commercialization, and supply agreement with Aratana Therapeutics, Inc. for NOCITA, a bupivacaine liposome injectable suspension product. The company was formerly known as Pacira Pharmaceuticals, Inc. and changed its name to Pacira BioSciences, Inc. in April 2019. Pacira BioSciences, Inc. was incorporated in 2006 and is headquartered in Tampa, Florida.

Virpax Pharmaceuticals, Inc., a preclinical-stage pharmaceutical company, develops various drug-delivery systems and drug-releasing technologies focused on advancing non-opioid and non-addictive pain management treatments and treatments for central nervous system disorders. Its preclinical stage product candidates include Epoladerm, a topical spray film delivery technology for osteoarthritis pain; Probudur, an injectable local anesthetic liposomal gel technology for postoperative pain management; and Envelta, a nanotechnology-based intranasal spray drug product candidate that enables the delivery of a metabolically labile peptide drug into the brain. The company's preclinical stage product candidates also comprise AnQlar, an anti-viral barrier to prevent or reduce the risk or the intensity of viral infections in humans, including influenza and SARS-CoV-2; and NobrXiol, an investigational formulation to be delivered via the nasal route to enhance cannabidiol transport to the brain. Virpax Pharmaceuticals, Inc. was founded in 2016 and is headquartered in Berwyn, Pennsylvania.

Ensysce Biosciences, Inc., a clinical-stage pharmaceutical company, engages in developing various prescription drugs for severe pain relief in opioid misuse, abuse, and overdose in the United States. It develops products using Trypsin Activated Abuse Protection (TAAP) platform, an abuse-resistant opioid prodrug technology; and Multi-Pill Abuse Resistance (MPAR) platform, an over-dose protection opioid prodrug technology. The company is developing PF614, a TAAP oxycodone prodrug candidate for the treatment of acute or chronic pain; and PF614-MPAR, a combination product of PF614 and nafamostat for overdose protection against excessive oral ingestion, as well as an oral and inhalation drug product of nafamostat for use against coronaviral infections and other pulmonary diseases, such as cystic fibrosis. It is also developing PF614, an extended-release oxycodone-derivative that releases clinically effective oxycodone; PF329 for pain with abuse protection; PF8001 and PF8026 are extended and immediate-release prodrugs of amphetamine for ADHD; and PF9001 to treat Opioid use disorder. The company was founded in 2003 and is based in La Jolla, California.

Titan Pharmaceuticals, Inc., a pharmaceutical company, develops therapeutics for the treatment of chronic diseases in the United States and internationally. It develops products based on ProNeura, a proprietary long-term drug delivery platform. It also develops TP-2021 in combination with ProNeura technology for the treatment of chronic pruritus, a severe and debilitating condition defined as itching of the skin lasting longer than six weeks; and Nalmefene implant program for the prevention of opioid relapse following detoxification of patients suffering opioid use disorder. The company was founded in 1991 and is based in South San Francisco, California.

Trevena, Inc., a biopharmaceutical company, focuses on the development and commercialization of novel medicines for patients affected by central nervous system disorders. Its lead product candidates include OLINVYK (Oliceridine) injection, a G protein biased mu-opioid receptor (MOR) ligand for the management of moderate-to-severe acute pain; TRV734, a small molecule G protein biased ligand of the MOR, which has completed phase I studies for the treatment of moderate-to-severe acute and chronic pain; and TRV045, a novel S1P modulator for managing chronic pain. Trevena, Inc. was incorporated in 2007 and is headquartered in Chesterbrook, Pennsylvania.

Avenue Therapeutics, Inc., a specialty pharmaceutical company, focuses on the development and commercialization of therapies for the treatment of neurologic diseases. Its product candidates include AJ201, which is in a Phase 1b/2a clinical trial for the treatment of spinal and bulbar muscular atrophy; intravenous tramadol for the treatment of post-operative acute pain; and BAER-101 for the treatment of epilepsy and panic disorders. The company was incorporated in 2015 and is based in Bay Harbor Islands, Florida. Avenue Therapeutics, Inc. is a subsidiary of Fortress Biotech, Inc.

Oragenics, Inc., a development-stage company, engages in the research and development of nasal delivery pharmaceutical medications in neurology and fighting infectious diseases in the United States. Its lead product is ONP-002, a fully synthetic, non-naturally occurring neurosteroid which is lipophilic and can cross the blood-brain barrier to reduce swelling, oxidative stress, and inflammation while restoring proper blood flow through gene amplification. The company also develops NT-CoV2-1, a SARS-CoV-2 vaccine product candidate; and Lantibiotic Product Candidate, such as Mutacin 1140 (MU1140), a molecule belonging to the novel class of antibiotics. It has a license agreement with Inspirevax Inc. The company was formerly known as Oragen, Inc. Oragenics, Inc. was incorporated in 1996 and is headquartered in Tampa, Florida.