Jazz Pharmaceuticals plc identifies, develops, and commercializes pharmaceutical products for unmet medical needs in the United States, Europe, and internationally. The company offers Xywav for cataplexy or excessive daytime sleepiness (EDS) with narcolepsy and idiopathic hypersomnia; Xyrem to treat cataplexy or EDS with narcolepsy; Epidiolex for seizures associated with Lennox-Gastaut and Dravet syndromes, or tuberous sclerosis complex; Zepzelca to treat metastatic small cell lung cancer, or with disease progression on or after platinum-based chemotherapy; Rylaze for acute lymphoblastic leukemia or lymphoblastic lymphoma; Enrylaze to treat acute lymphoblastic leukemia and lymphoblastic lymphoma; Defitelio to treat severe hepatic veno-occlusive disease; and Vyxeos for newly-diagnosed therapy-related acute myeloid leukemia. It also develops Zanidatamab to treat HER2-expressing gastroesophageal adenocarcinoma (GEA), and patients with HER2-expressing metastatic GEA; Zepzelca for the treatment of patients with select relapsed/refractory solid tumors based on limited response in three solid tumor cohorts; JZP815, a pan-RAF kinase inhibitor that targets components of the mitogen-activated protein kinase; JZP898, a conditionally-activated interferon alpha molecule; Epidiolex to treat LGS, DS, and TSC; Suvecaltamide to treat parkinson's disease tremor; JZP150, a fatty acid amide hydrolase inhibitor program to treat post-traumatic stress disorder; and JZP441 to treat narcolepsy, IH, and other sleep disorders. The company has licensing and collaboration agreements with XL-protein GmbH to extend the plasma half-life of selected asparaginase product candidates; Redx Pharma plc for preclinical activities Ras/Raf/MAP kinase pathway program; and Autifony Therapeutics Limited on discovering and developing drug candidates targeting two different ion channel targets associated with neurological disorders. The company was incorporated in 2003 and is headquartered in Dublin, Ireland.

Axsome Therapeutics, Inc., a biopharmaceutical company, engages in the development of novel therapies for central nervous system (CNS) disorders in the United States. The company's commercial product portfolio includes Auvelity (dextromethorphan-bupropion), a N-methyl-D-aspartate receptor antagonist with multimodal activity indicated for the treatment of major depressive disorder; and Sunosi (solriamfetol), a medication indicated to the treatment of excessive daytime sleepiness in patients with narcolepsy or obstructive sleep apnea. It is also developing AXS-05, which is in Phase III clinical trial to treat Alzheimer's disease agitation, as well as that has completed phase II clinical trial for the treatment of smoking cessation; AXS-07, an investigational medicine that has completed Phase III trials for the acute treatment of migraine; AXS-12, an investigational medicine, which is in Phase III trial to treat narcolepsy; AXS-14, a selective and potent norepinephrine reuptake inhibitor that has completed Phase III trial for the treatment of fibromyalgia and other conditions; and solriamfetol, a dual-acting dopamine and norepinephrine reuptake inhibitor, which has completed a Phase 2 trial for treating attention-deficit/hyperactivity disorder, and is in phase 2 major depressive, binge eating, and shift work disorder. Axsome Therapeutics, Inc. has a research collaboration agreement with Duke University for evaluating AXS-05 in smoking cessation. The company was incorporated in 2012 and is based in New York, New York.

Alkermes plc, a biopharmaceutical company, researches, develops, and commercializes pharmaceutical products to address unmet medical needs of patients in therapeutic areas in the United States, Ireland, and internationally. It has a portfolio of proprietary commercial products for the treatment of alcohol dependence, opioid dependence, schizophrenia and bipolar I disorder and a pipeline of clinical and preclinical product candidates in development for neurological disorders. Its marketed products include ARISTADA, an intramuscular injectable suspension for the treatment of schizophrenia; ARISTADA INITIO for the treatment of schizophrenia in adults; VIVITROL for the treatment of alcohol and prevention of opioid dependence; and LYBALVI, an oral atypical antipsychotic drug candidate for the treatment of adults with schizophrenia and bipolar I disorder. It has collaboration agreements primarily with Janssen Pharmaceutica N.V., Janssen Pharmaceutica Inc, and Janssen Pharmaceutica International. The company also offers proprietary technology platforms to third parties to enable them to develop, commercialize, and manufacture products. Alkermes plc was founded in 1987 and is headquartered in Dublin, Ireland.

Amarin Corporation plc, a pharmaceutical company, engages in the development and commercialization of therapeutics for the treatment of cardiovascular diseases in the United States, European countries, Canada, Lebanon, and the United Arab Emirates. The company offers VASCEPA, a prescription-only omega-3 fatty acid product, used as an adjunct to diet for reducing triglyceride levels in adult patients with severe hypertriglyceridemia. It sells its products principally to wholesalers and specialty pharmacy providers. The company has a collaboration with Mochida Pharmaceutical Co., Ltd. to develop and commercialize drug products and indications based on the active pharmaceutical ingredient in Vascepa. The company was formerly known as Ethical Holdings plc and changed its name to Amarin Corporation plc in 1999. Amarin Corporation plc was incorporated in 1989 and is headquartered in Dublin, Ireland.

Zevra Therapeutics, Inc. discovers and develops various proprietary prodrugs to treat serious medical conditions in the United States. The company develops its products through Ligand Activated Therapy platform. Its lead product candidate is KP1077, consisting of KP1077IH, which is under Phase 2 clinical trial for the treatment of idiopathic hypersomnia, and KP1077N, which is under Phase ½ clinical trial to treat narcolepsy. The company is also developing Celiprolol, a prodrug product candidate that is under Phase 1/2 clinical trial for the treatment of vascular Ehlers Danlos syndrome. In addition, it offers AZSTARYS, a once-daily treatment for attention deficit hyperactivity disorder in patients aged six years and older; OLPRUVA to treat urea cycle disorders; and Arimoclomol for the treatment of niemann pick disease type C, an ultra-rare neurodegenerative lysosomal storage disorder. The company has collaboration and license agreement with Commave Therapeutics SA to develop, manufacture and commercialize the company's product candidates containing SDX and d-methylphenidate; and license agreement with Acer and Relief Therapeutics, Inc. to develop and commercialize rights for OLPRUVA. The company was formerly known as KemPharm, Inc. and changed its name to Zevra Therapeutics, Inc. in February 2023. Zevra Therapeutics, Inc. was incorporated in 2006 and is headquartered in Celebration, Florida.

Iterum Therapeutics plc, a clinical-stage pharmaceutical company, engages in developing and commercializing anti-infectives in Ireland, Bermuda, and the United States. It is developing sulopenem, a novel anti-infective compound with oral and intravenous formulations that is in Phase III clinical trials for the treatment of uncomplicated urinary tract infections, complicated urinary tract infections, and complicated intra-abdominal infections. The company was incorporated in 2015 and is headquartered in Dublin, Ireland.

Aytu BioPharma, Inc., a pharmaceutical company, focuses on commercializing novel therapeutics drugs in the United States and internationally. The company offers prescription products for the treatment of attention deficit hyperactivity disorder (ADHD), including Adzenys XR-ODT for patients from six years of age and above, and Cotempla XR-ODT for patients from six to seventeen years old. It also provides pediatric prescription product portfolio comprising Karbinal ER, an extended-release carbinoxamine (antihistamine) suspension indicated to treat numerous allergic conditions for patients two years and above; and Poly-Vi-Flor and Tri-Vi-Flor complementary prescription fluoride-based multi-vitamin products containing combinations of fluoride and vitamins in liquid and chewable tablet form for infants and children with fluoride deficiency. The company was formerly known as Aytu BioScience, Inc. and changed its name to Aytu BioPharma, Inc. in March 2021. Aytu BioPharma, Inc. is headquartered in Denver, Colorado.

NLS Pharmaceutics AG, a clinical-stage biopharmaceutical company, engages in the discovery and development of therapies for patients with rare and complex central nervous system disorders. The company is focusing on the development of treatments for narcolepsy, idiopathic hypersomnia, and other rare sleep disorders, as well as neurodevelopmental disorders, such as attention deficit hyperactivity disorder (ADHD). Its lead product candidates include Quilience to treat excessive daytime sleepiness and cataplexy associated with narcolepsy; and Nolazol for the treatment of ADHD. The company also developing NLS-4, a selective dopamine reuptake inhibitor treatment for the chronic fatigue associated with the symptoms of Long-COVID; NLS-3, a repurposed reverse ester of methylphenidate for treatment of ADHD; NLS-8, a melatonin ML1A receptor agonist for improved scopolamine-induced amnesia; NLS-11, a norepinephrine and dopamine reuptake inhibitor and muscarinic M1, M2, M3 receptor antagonist; and NLS-12, a norepinephrine and dopamine reuptake inhibitor and muscarinic M4 receptor antagonist. It has licensing agreements with NeuroLife-Sciences SAS for use of mazindol for the treatment of ADHD; and Eurofarma Laboratorios S.A. for commercialization and distribution of Nolazol in Latin America. NLS Pharmaceutics AG was incorporated in 2015 and is based in Zurich, Switzerland.