United Therapeutics Corporation, a biotechnology company, engages in the development and commercialization of products to address the unmet medical needs of patients with chronic and life-threatening diseases in the United States and internationally. The company offers Tyvaso DPI, an inhaled dry powder via pre-filled and single-use cartridges; Tyvaso, an inhaled solution via ultrasonic nebulizer; Remodulin (treprostinil) injection to treat patients with pulmonary arterial hypertension (PAH) to diminish symptoms associated with exercise; Orenitram, a tablet dosage form of treprostinil, to delay disease progression and improve exercise capacity in PAH patients; and Adcirca, an oral PDE-5 inhibitor to enhance the exercise ability in PAH patients. It also markets and sells Unituxin (dinutuximab) injection, a monoclonal antibody for treating high-risk neuroblastoma; and Remunity Pump, which contains a pump and separate controller for Remodulin. In addition, the company engages in developing RemoPro and Ralinepag for the treatment of PAH; Aurora-GT, a gene therapy product to rebuild the blood vessels in the lungs; and Nebulized Tyvaso, for the treatment of idiopathic pulmonary fibrosis, as well as xenografts, which are development-stage organ products. It has licensing and collaboration agreements with DEKA Research & Development Corp. to develop a semi-disposable system for the subcutaneous delivery of treprostinil; MannKind Corporation to develop and license treprostinil inhalation powder and the Dreamboat device; and Arena Pharmaceuticals, Inc. to develop Ralinepag. The company was incorporated in 1996 and is headquartered in Silver Spring, Maryland.

BioMarin Pharmaceutical Inc. engages in the development and commercialization of therapies for people with serious and life-threatening rare diseases and medical conditions. Its commercial products include Vimizim, an enzyme replacement therapy for the treatment of mucopolysaccharidosis (MPS) IV type A, a lysosomal storage disorder; Naglazyme, a recombinant form of N-acetylgalactosamine 4-sulfatase for patients with MPS VI; and Kuvan, a proprietary synthetic oral form of 6R-BH4 that is used to treat patients with phenylketonuria (PKU), an inherited metabolic disease. The company's commercial products also comprise Palynziq, a PEGylated recombinant phenylalanine ammonia lyase enzyme, which is delivered through subcutaneous injection to reduce blood Phe concentrations; Brineura, a recombinant human tripeptidyl peptidase 1 for the treatment of patients with ceroid lipofuscinosis type 2, a form of Batten disease; Voxzogo, a once daily injection analog of c-type natriuretic peptide for the treatment of achondroplasia; and Aldurazyme, a purified protein designed to be identical to a naturally occurring form of the human enzyme alpha-L-iduronidase. In addition, it develops Roctavian, an adeno associated virus vector, for the treatment of patients with severe hemophilia A. The company serves specialty pharmacies, hospitals, and non-U.S. government agencies, as well as distributors and pharmaceutical wholesalers in the United States, Europe, Latin America, and internationally. It has license and collaboration agreements with Sarepta Therapeutics; Ares Trading S.A.; Catalyst Pharmaceutical Partners, Inc.; and CAMP4 Therapeutics Corporation. The company was incorporated in 1996 and is headquartered in San Rafael, California.

BioCryst Pharmaceuticals, Inc., a biotechnology company, develops oral small-molecule and protein therapeutics to treat rare diseases. The company markets peramivir injection, an intravenous neuraminidase inhibitor for the treatment of acute uncomplicated influenza under the RAPIVAB, RAPIACTA, and PERAMIFLU names; and ORLADEYO, an oral serine protease inhibitor to treat hereditary angioedema. It is also developing BCX10013, an oral factor D inhibitor for complement-mediated diseases. The company has collaborations and in-license relationships with the Torii Pharmaceutical Co., Ltd.; Seqirus UK Limited; Shionogi & Co., Ltd.; Green Cross Corporation; National Institute of Allergy and Infectious Diseases; Biomedical Advanced Research and Development Authority; the U.S. Department of Health and Human Services; and The University of Alabama at Birmingham, as well as Albert Einstein College of Medicine of Yeshiva University and Industrial Research, Ltd. BioCryst Pharmaceuticals, Inc. was founded in 1986 and is headquartered in Durham, North Carolina.

MannKind Corporation, a biopharmaceutical company, focuses on the development and commercialization of inhaled therapeutic products for endocrine and orphan lung diseases in the United States. It offers Afrezza, an inhaled insulin used to improve glycemic control in adults with diabetes, and the V-Go wearable insulin delivery device, which provides continuous subcutaneous infusion of insulin in adults. The company's product pipeline also includes Tyvaso DPI (Treprostinil), an inhalation powder for the treatment of pulmonary arterial hypertension and pulmonary hypertension associated with interstitial lung disease; MNKD-101, a nebulized formulation of clofazimine, for the treatment of severe chronic and recurrent pulmonary infections, including nontuberculous mycobacterial lung disease; MNKD-201, a dry-powder formulation of nintedanib, for the treatment of idiopathic pulmonary fibrosis (IPF). In addition, it has collaboration and license agreement with United Therapeutics Corporation for development, regulatory, and commercial activities of Tyvaso DPI; co-promotion agreement with Vertice Pharma to promote Thyquidity; and collaboration agreement with Thirona to evaluate the therapeutic for the treatment of pulmonary fibrosis. Further, the company has supply and distribution agreement with Biomm S.A. for the commercialization of Afrezza in Brazil; and license and distribution agreement with Cipla Ltd. for the marketing and distribution of Afrezza in India. MannKind Corporation was incorporated in 1991 and is headquartered in Danbury, Connecticut.

Theravance Biopharma, Inc., a biopharmaceutical company, discovers, develops, and commercializes respiratory medicines in the United States and Europe. It offers YUPELRI, a once-daily, nebulized long-acting muscarinic antagonist for the treatment of chronic obstructive pulmonary disease (COPD). The company's product includes Ampreloxetine, an investigational norepinephrine reuptake inhibitor that has completed Phase III study for neurogenic orthostatic hypotension; and TRELEGY for the treatment of COPD and asthma. It has licensing and collaboration agreements with Pfizer Inc. for its preclinical skin-selective pan-JAK inhibitor program, as well as Viatris Inc. Theravance Biopharma, Inc. was incorporated in 2013 and is based in South San Francisco, California.

Aerovate Therapeutics, Inc., a clinical-stage biopharmaceutical company, develops drugs that enhance the lives of patients with rare cardiopulmonary diseases in the United States. It focuses on advancing AV-101, a dry powder inhaled formulation of imatinib for the treatment of pulmonary arterial hypertension, which is in Phase 2b/Phase 3 trial. The company was incorporated in 2018 and is headquartered in Waltham, Massachusetts.

MediciNova, Inc., a biopharmaceutical company, focuses on developing novel and small molecule therapeutics for the treatment of serious diseases with unmet medical needs in the United States. It is developing MN-166 (ibudilast), an oral anti-inflammatory and neuroprotective agent for treating neurological and other disorders, such as primary and secondary progressive multiple sclerosis, amyotrophic lateral sclerosis, chemotherapy-induced peripheral neuropathy, degenerative cervical myelopathy, glioblastoma, and substance dependence and addiction, as well as prevention of acute respiratory distress syndrome, and long COVID. The company's product pipeline also includes MN-221 (bedoradrine), a selective beta-2-adrenergic receptor agonist for the treatment of acute exacerbations of asthma; MN-001 (tipelukast), an orally bioavailable small molecule compound to treat fibrotic and other diseases, including nonalcoholic fatty liver disease and idiopathic pulmonary fibrosis; and MN-029 (denibulin), a tubulin binding agent for treating solid tumor cancers. It has license agreements with Kyorin Pharmaceutical Co., Ltd; Angiogene Pharmaceuticals, Ltd.; and Meiji Seika Kaisha, Ltd. The company was incorporated in 2000 and is headquartered in La Jolla, California.

Pulmatrix, Inc., a clinical stage biotechnology company, focused on development of novel inhaled therapeutic products to prevent and treat respiratory and other diseases with unmet medical needs in the United States. The company offers iSPERSE, an engineered dry powder delivery platform, which enables delivery of small or large molecule drugs to the lungs by inhalation for local or systemic applications. It engages in developing PUR1800, a narrow spectrum kinase inhibitor completed Phase 1b clinical trials for the treatment of acute exacerbations in chronic obstructive pulmonary disease; PUR1900 for the treatment of allergic bronchopulmonary aspergillosis in patients with asthma and cystic fibrosis; and PUR3100, an iSPERSE formulation of dihydroergotamine which is in Phase 1 for the treatment of acute migraine. It has a license agreement with RespiVert Ltd. for access to a portfolio of kinase inhibitor drug candidates. The company was founded in 2003 and is headquartered in Bedford, Massachusetts.