Treats pneumonia due to Pneumocystis carinii. Sold as Pentam, Nebupent. Every FDA application for this active ingredient: 2 branded and 9 generic.
As of Nov 15, 2026, FDA lists 11 applications for Pentamidine Isethionate (sold as Pentam, Nebupent), first approved Oct 16, 1984, with 1 new use approved and 0 published complete response letters.
| Nebupent | Part B | $150K | +9% | 510 |
| Pentamidine Isethionate | Part D | $13K | +57% | 40 |
| NEBUPENT(J2516) | Part B | $0K | New | 0 |
| A Clinical Trial of MK-1045 With Zilovertamab Vedotin in Participants With Diffuse Large B-cell Lymphoma (MK-1045-010)Lymphoma, Large B-Cell, Diffuse, Diffuse Large B-Cell Lymphoma · Merck Sharp & Dohme LLC | Phase 2 / Phase 3 | Not yet recruiting | Nov 5, 2026 |
| Modified FOLFIRINOX and Pentamidine in Advanced and Metastatic Pancreatic CancerPancreatic Ductal Adenocarcinoma (PDAC) · University of Oklahoma | Phase 1 | Recruiting | Sep 18, 2026 |
| Study Comparing Several Drugs to Understand Which Work Against Cutaneous Leishmaniasis (CL)Cutaneous Leihmaniasis · Institute of Tropical Medicine, Belgium | Phase 3 | Not yet recruiting | Mar 10, 2026 |
| Positioning Second-line Therapies for Pneumocystis Jirovecii Pneumonia (PCP Alternatives)Pneumocystis, Pneumocystis Infection · McGill University Health Centre/Research Institute of the McGill University Health Centre | Phase 4 | Not yet recruiting | Jan 21, 2026 |
| Treatment of Bolivian L Braziliensis Mucosal Leishmaniasis With Inhaled Pentamidine Plus Oral MiltefosineMucosal Leishmaniasis · Fundacion Nacional de Dermatologia | Phase 2 | Recruiting | Aug 13, 2024 |
| Oct 16, 1984 | PentamNDA 19264 · New molecular entity | Fresenius Kabi USA | 19 | Marketed |
| Jun 15, 1989 | NebupentNDA 19887 · New dosage form | Fresenius Kabi USA | 8 | Marketed |
| Jun 30, 1992 | Pentamidine IsethionateANDA 73479 | Hospira | 8 | Discontinued |
| Aug 17, 1995 | Pentamidine IsethionateANDA 74303 | Watson Labs | 12 | Discontinued |
| Dec 18, 1995 | Pentamidine IsethionateANDA 73617 | Baxter Hlthcare | 2 | Discontinued |
| Sep 28, 2017 | Pentamidine IsethionateANDA 206666 | Pai Holdings | 0 | Marketed |
| Apr 24, 2019 | Pentamidine IsethionateANDA 206667 | Pai Holdings | 0 | Marketed |
| Jan 7, 2021 | Pentamidine IsethionateANDA 213806 | Avet Lifesciences | 0 | Marketed |
| Mar 17, 2022 | Pentamidine IsethionateANDA 206982 | Pharmobedient | 0 | Discontinued |
| Jan 20, 2023 | Pentamidine IsethionateANDA 206983 | X-Gen Pharms Inc | 0 | Marketed |
| — | PentacarinatANDA 73447 | Armour Pharm | 0 | Discontinued |
Applications, approvals and products come from FDA's Drugs@FDA data files, refreshed weekly, grouped by active ingredient as FDA spells it. Complete response letters are FDA's published letters. Medicare spending is CMS's Part D and Part B dashboard, matched to this ingredient by generic name; shortages are FDA's shortage list, matched by application number; clinical trials are ClinicalTrials.gov studies naming the ingredient as an intervention, refreshed daily; safety programs are FDA's REMS list, matched by application number or, for shared programs, by ingredient. Drugs@FDA