Drugs / Pirfenidone
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Pirfenidone

also known as PFD · Esbriet · KitosCell LP · Pirespa · PR-PFD · AP01 · Deskar · PDF · +3 more

Small molecule

Developed for
idiopathic pulmonary fibrosis · interstitial lung disease · pulmonary fibrosis · systemic sclerosis · diabetic kidney disease · neurofibromatosis type 1 · pneumonia · acute respiratory distress syndrome
+53 more · chronic hepatitis C virus infection · chronic kidney disease · cirrhosis of liver · colorectal cancer · connective tissue disorder · COVID-19 · fibrotic liver disease · hypersensitivity pneumonitis · pneumoconiosis · proteinuria · radiation pneumonitis · ulcer of lower limbs · acne · acute lung injury · acute pancreatitis · amyopathic dermatomyositis · bronchiolitis obliterans syndrome · diabetes mellitus · disease related to solid organ transplantation · drug or radiation exposure-related interstitial lung disease · focal segmental glomerulosclerosis · head and neck squamous cell carcinoma · heart disorder · Hermansky-Pudlak syndrome · hypertrophic cardiomyopathy · idiopathic subglottic stenosis · keloid · kidney failure · laryngostenosis · long COVID-19 · lung cancer · multiple sclerosis · non-small cell lung carcinoma · oral submucous fibrosis · plexiform neurofibroma · pneumonitis · postinflammatory pulmonary fibrosis · precancerous condition · radiation-induced disorder · recurrent acute pancreatitis · renal fibrosis · restrictive pulmonary disease · rheumatoid arthritis-associated interstitial lung disease · silicosis · Takayasu arteritis · triple-negative breast carcinoma · uterine corpus leiomyoma · acute kidney injury · asbestosis · heart failure · infectious disease with sepsis · pulmonary sarcoidosis · squamous cell lung carcinoma
Investigated by
Beijing Continent Pharmaceutical Co, Ltd. · Genentech, Inc. · Hoffmann-La Roche · University of Guadalajara · Boehringer Ingelheim · Grupo Medifarma, S. A. de C. V.
+75 more · National Cancer Institute (NCI) · Overseas Pharmaceuticals, Ltd. · Cell Pharma · Cell Therapy And Technology, S.a. De C.v. · GNI-EPS Pharmaceuticals, Inc. (GNI Group) · Mayo Clinic · National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK) · National Institute of Medical Sciences and Nutrition Salvador Zubiran · Qilu Hospital of Shandong University · RenJi Hospital · Roche Pharma AG · Shanghai Genomics, Inc. · Shanghai ShouYan Clinical Development Co.,Ltd. · Shanghai Zhongshan Hospital · Sunshine Lake Pharma Co., Ltd. · University of Alabama at Birmingham · University of Michigan · Assistance Publique - Hôpitaux de Paris · Assiut University · Avalyn Pharma Inc. · Beijing Kawin Technology Share-Holding Co., Ltd. · Bellvitge Biomedical Research Institute · Blade Therapeutics · Brigham and Women's Hospital · Bristol-Myers Squibb · Capital Medical University · Centro Dermatológico Dr. Ladislao de la Pascua · Congressionally Directed Medical Research Programs · Daewoong Pharmaceutical Co. LTD. · Douglas D. Fraser · Endeavor Biomedicines, Inc. · Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD) · Excalibur Pharmaceuticals, Inc. · Fujian Medical University Union Hospital · Grupo Mexicano para el Estudios de las Enfermedades Hepaticas · Guangdong Hengrui Pharmaceutical Co., Ltd · Guoxiang Cai · Harbin Medical University · Hospices Civils de Lyon · Hospital Central Militar · Hospital Civil de Guadalajara · Hubei Cancer Hospital · Huilan Zhang · Instituto de investigación e innovación biomédica de Cádiz · Jesse Roman · Jorge L Poo · Lakefront Biotherapeutics NV · London Health Sciences Centre Research Institute OR Lawson Research Institute of St. Joseph's · Michael Roth · Nanfang Hospital, Southern Medical University · Nanjing Chia-tai Tianqing Pharmaceutical · National Heart, Lung, and Blood Institute (NHLBI) · National Institute of Allergy and Infectious Diseases (NIAID) · National Institutes of Health (NIH) · Pulmonary Research of Abingdon, LLC · Shanghai Pulmonary Hospital, Shanghai, China · Sharma, Kumar, M.D. · Sidrah Lodhi · Soroka University Medical Center · Stanford University · Sun Yat-sen University · Tao Zhang · Trevi Therapeutics · URC-CIC Paris Descartes Necker Cochin · Union Hospital, Tongji Medical College, Huazhong University of Science and Technology · Unity Health Toronto · University of California, Los Angeles · University of California, San Francisco · University of Kansas Medical Center · University of Karachi · Vita-Salute San Raffaele University · Zagazig University · Zhou Chengzhi · Ziauddin University · all 81 on the full record

Regulatory milestones approvals, filings & regulatory actions · 2 recorded

MilestoneJurisdictionBrandIndicationDateSentence it was read from
Approved US (FDA) ESBRIET 2014-10-15 fda.gov
Approved EU (EMA) Esbriet 2011-02-28 europa.eu

Trials 93 · started per year

today
EU approved 2011
US approved 2014
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20002001200220032004200520062007200820092010201120122013201420152016201720182019202020212022202320242025202620272028
PhaseRegistry idDatesIndicationSponsorStatusOutcome
Phase 120 trials
Phase 1 NCT07654517 Dec 2026 → Dec 2027 expected idiopathic subglottic stenosis, laryngostenosis London Health Sciences Centre Research Institute OR Lawson Research Institute of St. Joseph's Not yet recruiting No outcome recorded
Phase 1 NCT07454291 Apr → Oct 2026 expected idiopathic pulmonary fibrosis Endeavor Biomedicines, Inc. Recruiting No outcome recorded
Phase 1 NCT07229716 Apr → May 2026 overdue pulmonary fibrosis Guangdong Hengrui Pharmaceutical Co., Ltd Recruiting No outcome recorded
Phase 1 NCT07015398 Jun → Sep 2025 Trevi Therapeutics Completed No outcome recorded
Phase 1 NCT06569381 Sep → Oct 2024 idiopathic pulmonary fibrosis Overseas Pharmaceuticals, Ltd. Completed No outcome recorded
Phase 1 NCT06588517 Apr 2024 idiopathic pulmonary fibrosis Overseas Pharmaceuticals, Ltd. Completed No outcome recorded
Phase 1 NCT06070610 Nov → Dec 2023 Boehringer Ingelheim Completed No outcome recorded
Phase 1 NCT06589921 Aug → Sep 2023 idiopathic pulmonary fibrosis Overseas Pharmaceuticals, Ltd. Completed No outcome recorded
Phase 1 NCT05428150 Aug → Sep 2022 idiopathic pulmonary fibrosis Excalibur Pharmaceuticals, Inc. Completed No outcome recorded
Phase 1 NCT04939467 Oct → Dec 2021 Blade Therapeutics Completed No outcome recorded
Phase 1/210 trials
Phase 1/2 NCT07161791 Sep 2025 → Dec 2026 expected triple-negative breast carcinoma Harbin Medical University Not yet recruiting No outcome recorded
Phase 1/2 NCT06871904 Apr → Dec 2025 oral submucous fibrosis Ziauddin University Completed No outcome recorded
Phase 1/2 NCT06484153 Jul 2024 → Jul 2026 overdue Union Hospital, Tongji Medical College, Huazhong University of Science and Technology Not yet recruiting No outcome recorded
Phase 1/2 NCT05350371 Aug 2023 → Feb 2026 overdue acute pancreatitis University of Alabama at Birmingham Recruiting No outcome recorded
Phase 1/2 NCT04467723 May 2022 → Jan 2027 expected non-small cell lung carcinoma University of Kansas Medical Center Recruiting No outcome recorded
Phase 1/2 NCT03109288 Aug 2017 → Jan 2027 expected multiple sclerosis National Institute of Allergy and Infectious Diseases (NIAID) Recruiting No outcome recorded
Phase 1/2 NCT03076320 Mar 2017 → Jan 2019 acne University of Guadalajara Completed No outcome recorded
Phase 1/2 NCT02632877 Jan 2014 → Nov 2015 ulcer of lower limbs University of Guadalajara Completed No outcome recorded
Phase 1/2 NCT02408744 Sep 2009 → Sep 2010 chronic kidney disease University of Guadalajara Completed No outcome recorded
Phase 1/2 NCT00063583 Jun 2003 → Nov 2007 diabetes mellitus, diabetic kidney disease Sharma, Kumar, M.D. Completed No outcome recorded
Phase 235 trials
Phase 2 NCT06241560 Mar → Aug 2026 overdue idiopathic pulmonary fibrosis Boehringer Ingelheim Active not recruiting No outcome recorded
Phase 2 NCT07644286 Dec 2025 → Jan 2027 expected colorectal cancer Tao Zhang Recruiting No outcome recorded
Phase 2 NCT07268677 Dec 2025 → Dec 2026 expected colorectal cancer Guoxiang Cai Not yet recruiting No outcome recorded
Phase 2 NCT06951217 Apr 2025 → Dec 2031 expected idiopathic pulmonary fibrosis, pulmonary fibrosis Avalyn Pharma Inc. Recruiting No outcome recorded
Phase 2 NCT06253117 Jun 2024 → Sep 2028 expected recurrent acute pancreatitis University of Alabama at Birmingham Recruiting No outcome recorded
Phase 2 NCT06142318 Nov 2023 → Jan 2025 head and neck squamous cell carcinoma Nanfang Hospital, Southern Medical University Unknown No outcome recorded
Phase 2 NCT05801133 Mar 2023 → Mar 2025 lung cancer Hubei Cancer Hospital Unknown No outcome recorded
Phase 2 NCT05704166 Mar 2023 → Dec 2025 overdue acute lung injury Fujian Medical University Union Hospital Recruiting No outcome recorded
Phase 2 NCT05531955 Aug 2022 → May 2024 heart disorder Shanghai Zhongshan Hospital Unknown No outcome recorded
Phase 2 NCT05118256 Nov 2021 → Nov 2022 pulmonary fibrosis, silicosis Instituto de investigación e innovación biomédica de Cádiz Unknown No outcome recorded
Phase 2/33 trials
Phase 2/3 NCT07388680 Mar → Dec 2026 expected pneumonia, radiation-induced disorder Beijing Continent Pharmaceutical Co, Ltd. Recruiting No outcome recorded
Phase 2/3 NCT03068234 May 2017 → Apr 2019 systemic sclerosis RenJi Hospital Unknown No outcome recorded
Phase 2/3 NCT02496182 Jul 2015 → Jan 2016 hypersensitivity pneumonitis, pulmonary fibrosis Grupo Medifarma, S. A. de C. V. Unknown No outcome recorded
Phase 312 trials
Phase 3 NCT06928272 Sep 2025 → Dec 2026 expected long COVID-19 Douglas D. Fraser Recruiting No outcome recorded
Phase 3 NCT05713292 Dec 2022 → Mar 2023 pneumonia Capital Medical University Completed No outcome recorded
Phase 3 NCT05288179 Jun 2022 → Sep 2026 expected pneumoconiosis Beijing Continent Pharmaceutical Co, Ltd. Recruiting No outcome recorded
Phase 3 NCT05075161 Jun 2022 → Jun 2026 overdue acute respiratory distress syndrome Vita-Salute San Raffaele University Recruiting No outcome recorded
Phase 3 NCT04282902 Feb → Apr 2020 COVID-19, pneumonia Huilan Zhang Unknown No outcome recorded
Phase 3 NCT03856853 Jun 2018 → Feb 2021 systemic sclerosis Beijing Continent Pharmaceutical Co, Ltd. Unknown No outcome recorded
Phase 3 NCT03857854 Jun 2018 → Feb 2021 interstitial lung disease Beijing Continent Pharmaceutical Co, Ltd. Unknown No outcome recorded
Phase 3 NCT03208933 Oct 2017 → Nov 2019 idiopathic pulmonary fibrosis Hoffmann-La Roche Completed No outcome recorded
Phase 3 NCT02823236 Oct 2016 → Dec 2019 keloid Centro Dermatológico Dr. Ladislao de la Pascua Unknown No outcome recorded
Phase 3 NCT02689778 Mar 2016 → Dec 2019 diabetic kidney disease, proteinuria National Institute of Medical Sciences and Nutrition Salvador Zubiran Completed No outcome recorded
Phase 49 trials
Phase 4 NCT07325357 Dec 2025 → Dec 2028 expected Takayasu arteritis Shanghai Zhongshan Hospital Not yet recruiting No outcome recorded
Phase 4 NCT06224790 Mar 2024 → Mar 2025 diabetic kidney disease, type 2 diabetes mellitus Sidrah Lodhi Completed No outcome recorded
Phase 4 NCT05505409 Jun 2022 → Jun 2025 connective tissue disorder, interstitial lung disease Qilu Hospital of Shandong University Unknown No outcome recorded
Phase 4 NCT03939520 Jun 2020 → Jan 2026 idiopathic pulmonary fibrosis Hospices Civils de Lyon Completed No outcome recorded
Phase 4 NCT04928586 Aug 2019 → Jun 2024 connective tissue disorder, interstitial lung disease Qilu Hospital of Shandong University Unknown No outcome recorded
Phase 4 NCT02821689 Jul 2016 → Jun 2017 amyopathic dermatomyositis, interstitial lung disease RenJi Hospital Unknown No outcome recorded
Phase 4 NCT02606877 Apr 2016 → Mar 2017 idiopathic pulmonary fibrosis Boehringer Ingelheim Completed No outcome recorded
Phase 4 NCT02598193 Jan 2016 → May 2017 idiopathic pulmonary fibrosis Hoffmann-La Roche Completed No outcome recorded
Phase 4 NCT02579603 Oct 2015 → Jan 2017 idiopathic pulmonary fibrosis Boehringer Ingelheim Completed No outcome recorded
Phase not applicable3 trials
NCT05842681 Jun 2023 → Jan 2027 expected idiopathic pulmonary fibrosis Assiut University Recruiting No outcome recorded
NCT04653831 Nov 2020 → Dec 2022 COVID-19, acute respiratory distress syndrome Soroka University Medical Center Completed No outcome recorded
NCT00020631 Oct 2001 → Oct 2007 drug or radiation exposure-related interstitial lung disease National Cancer Institute (NCI) Completed No outcome recorded
Phase not stated1 trial
NCT02141087 idiopathic pulmonary fibrosis Genentech, Inc. Approved for marketing No outcome recorded
Also used as a comparator or background therapy in 31 trials
PhaseRegistry idDatesIndicationSponsorStatusOutcome
Phase 13 trials
Phase 1 NCT05195918 Background Aug 2023 → Mar 2026 idiopathic pulmonary fibrosis Hal Chapman Completed No outcome recorded
Phase 1 NCT07456800 Comparator Jul 2021 → Jan 2022 PureTech Completed No outcome recorded
Phase 1 NCT03177291 Comparator Sep 2017 → May 2021 non-small cell lung carcinoma, squamous cell lung carcinoma H. Lee Moffitt Cancer Center and Research Institute Completed No outcome recorded
Phase 214 trials
Phase 2 NCT05497284 Background Nov 2022 → Aug 2024 idiopathic pulmonary fibrosis Novartis Pharmaceuticals Terminated No outcome recorded
Phase 2 NCT05321420 Comparator Jul 2022 → Oct 2024 overdue idiopathic pulmonary fibrosis PureTech Active not recruiting No outcome recorded
Phase 2 NCT05060822 Comparator Jun 2021 → Jul 2025 overdue idiopathic pulmonary fibrosis Sunshine Lake Pharma Co., Ltd. Active not recruiting No outcome recorded
Phase 2 NCT04258397 Comparator Oct 2020 → May 2024 chronic kidney disease Veterans Medical Research Foundation Unknown No outcome recorded
Phase 2 NCT03287414 Background Dec 2017 → Nov 2020 idiopathic pulmonary fibrosis Novartis Pharmaceuticals Terminated No outcome recorded
Phase 2/32 trials
Phase 2/3 NCT06585319 Comparator Feb 2020 → Jun 2021 COVID-19 Materno-Perinatal Hospital of the State of Mexico Completed No outcome recorded
Phase 2/3 NCT02262299 Comparator May 2015 → Dec 2019 bronchiolitis obliterans syndrome, disease related to solid organ transplantation Rigshospitalet, Denmark Completed No outcome recorded
Phase 37 trials
Phase 3 NCT07284602 Comparator Jun 2026 → Jun 2029 expected idiopathic pulmonary fibrosis PureTech Recruiting No outcome recorded
Phase 3 NCT07299695 Comparator Jan 2026 → Jun 2028 expected idiopathic pulmonary fibrosis Argyrios Tzouvelekis Recruiting No outcome recorded
Phase 3 NCT07082842 Comparator Oct 2025 → Jan 2031 expected idiopathic pulmonary fibrosis Sunshine Lake Pharma Co., Ltd. Recruiting No outcome recorded
Phase 3 NCT06909812 Comparator Jul 2015 → Jan 2016 keloid Fundación Nacional para la Enseñanza y la Investigación de la Dermatología A.C. Completed No outcome recorded
Phase 3 NCT01366209 Comparator Jun 2011 → Feb 2014 idiopathic pulmonary fibrosis Genentech, Inc. Completed No outcome recorded
Phase 44 trials
Phase 4 NCT07141810 Comparator Oct 2025 → Apr 2028 expected interstitial lung disease Shanghai Pulmonary Hospital, Shanghai, China Not yet recruiting No outcome recorded
Phase 4 NCT04856111 Comparator Mar 2021 → Nov 2022 postinflammatory pulmonary fibrosis Post Graduate Institute of Medical Education and Research, Chandigarh Unknown No outcome recorded
Phase 4 NCT03260556 Comparator Sep 2017 → Dec 2019 pulmonary sarcoidosis University of Cincinnati Unknown No outcome recorded
Phase 4 NCT02530359 Comparator Oct 2015 → Mar 2016 acute kidney injury, infectious disease with sepsis Hospital Civil de Guadalajara Unknown No outcome recorded
Phase not applicable1 trial
NCT05133453 Comparator Feb 2024 → Feb 2025 asbestosis Cairo University Unknown No outcome recorded

Press releases naming this drug 3 releases

DateIssuerRelease
2017-09-13 Roche Global Development Results of a six-month study combining Roche’s Esbriet with nintedanib in patients with IPF presented at ERS roche.com
2017-06-27 Roche Global Development Fewer pills, more flexibility in dosing: Roche’s new Esbriet tablet formulation approved in Europe for mild to moderate idiopathic pulmonary fibrosis (IPF) roche.com
2017-05-24 Roche Global Development New data at ATS add to the body of evidence for Roche’s Esbriet (pirfenidone) in idiopathic pulmonary fibrosis (IPF) roche.com

Evidence & citations 15 cited values

Every value below carries the sentence it was read from. 126 sources stand behind the page.

FieldValueCited text
Known as Pirfenidone “On the other hand, 5-methyl-1-phenyl-2-(1h)-pyridone or pirfenidone (PFD) is a wide-spectrum antifibrotic drug that modulates diverse cytokines action” NCT03076320
123

“Antifibrotics (nintedanib, pirfenidone, or nerandomilast) will be continued during hospitalization if already prescribed and not contraindicated.” NCT07299695

“Randomized, Crossover, Multi-Dose Pharmacokinetics of EXCL-100 Pirfenidone-Sustained Release Tablet and Esbriet in Healthy Volunteers” NCT05428150

“100 mg inhaled pirfenidone inhalation solution (AP01) taken twice daily using the eFlow Nebulizer System.” NCT06951217

“Background standard-of-care treatment for IPF: nintedanib, pirfenidone, or no background therapy” NCT03287414

Pirfenidone (Esbriet) orally (PO) with food according to this schedule:” NCT04467723

“Efficacy and Safety of Pirfenidone in CTD-ILD” NCT05505409

“nintedanib, pirfenidone, or neither” NCT05497284

NCT03530150

NCT07456800

NCT05321420

NCT00662038

NCT04282902

NCT05713292

NCT05195918

NCT07161791

NCT03902509

NCT00011076

NCT04939467

NCT07654517

NCT02648048

NCT02707640

NCT02262299

NCT03068234

NCT02530359

NCT02496182

NCT04971746

NCT06589921

NCT00080223

NCT04126538

NCT03856853

NCT04193592

NCT01504334

NCT02579603

NCT05350371

NCT07588646

NCT00063583

NCT03315741

NCT04099407

NCT03109288

NCT00001596

NCT03981094

NCT06871904

NCT03385668

NCT05531955

NCT05542615

NCT06267794

NCT02632877

NCT04653831

NCT00001959

NCT00287716

NCT00020631

NCT06070610

NCT00754780

NCT02808871

NCT07268677

NCT03359863

NCT03221257

NCT02136992

NCT03857854

NCT06224790

NCT00332033

NCT04675619

NCT07325357

NCT07388680

NCT05118256

NCT06253117

NCT00076102

NCT04607928

NCT01366209

NCT07284602

NCT01872689

NCT06484153

NCT06585319

NCT07644286

NCT06142318

NCT03099187

NCT02689778

NCT02296281

NCT02821689

NCT02408744

NCT04258397

NCT05133453

NCT00053937

NCT03939520

NCT07229716

NCT07454291

NCT01933334

NCT04928586

NCT01890265

NCT02141087

NCT02958917

NCT02222376

NCT06588517

NCT03473340

NCT04461587

NCT05383131

NCT06569381

NCT06241560

NCT05704166

NCT06928272

NCT04888715

NCT03177291

NCT02161952

NCT02823236

NCT04856111

NCT07015398

NCT02951429

NCT07082842

NCT05801133

NCT05280873

NCT02932566

NCT05842681

NCT07141810

NCT02606877

NCT05288179

NCT05075161

NCT06909812

NCT01417156

NCT03208933

NCT05060822

NCT00287729

NCT02598193

NCT03260556

Known as AP01 “100 mg inhaled pirfenidone inhalation solution (AP01) taken twice daily using the eFlow Nebulizer System.” NCT06951217
Known as Deskar “This study will examine the effectiveness of the drug pirfenidone (Deskar) in improving heart function in patients with hypertrophic cardiomyopathy (HCM).” NCT00011076
Known as Esbriet “Pirfenidone (Esbriet) orally (PO) with food according to this schedule:” NCT04467723
4

“Pirfenidone (Esbriet) orally (PO) with food according to this schedule:” NCT06484153

“Pirfenidone Name: Esbriet 267 mg hard capsules” NCT04607928

“Pirfenidone 267 MG [Esbriet]” NCT03315741

“Pirfenidone 267 MG [Esbriet]” NCT07654517

Known as KitosCell LP “Since 2000, the Mexican company Grupo Medifarma has manufactured the molecule 1-phenyl-5-methyl-2- (1H)-pyridone (PFD), hereinafter KitosCell ® LP in its plant located in...” NCT06267794
2

“Pilot Study of Kitoscell LP (pirfenidone LP) Vs Collagen-polyvinylpyrrolidone As Treatment and Protection in Patients with Moderate to Severe COVID-19” NCT06585319

“1200 mg / day of Pirfenidone (KitosCell® LP)” NCT05542615

Known as PDF “The Pirfenidone (PDF) is an anti-fibrotic and anti-inflammatory treatment” NCT02530359
Known as PFD “On the other hand, 5-methyl-1-phenyl-2-(1h)-pyridone or pirfenidone (PFD) is a wide-spectrum antifibrotic drug that modulates diverse cytokines action” NCT03076320
7

“Pirfenidone (5-methyl-1-phenyl-2-\[1H\]-pyridone, here and after PFD), a drug initially known for its analgesic and anti-inflammatory capabilities.” NCT06267794

“Pirfenidone (PFD), an oral antifibrotic drug” NCT04099407

“Pirfenidone (PFD) is TGF- β The inhibitor” NCT05531955

“Drug: Pirfenidone (PFD)” NCT07284602

“Pirfenidone (PFD)” NCT03221257

“Pirfenidone (PFD)” NCT06871904

“Pirfenidone (PFD)” NCT07456800

Known as Pirespa “Pirfenidone Tablets (trade name: Pirespa®, strength: 200 mg/tablet) produced by Shionogi \& Co., Ltd. as the reference product.” NCT06589921
1

“Pirfenidone Tablets (trade name: Pirespa®, strength: 200 mg/tablet)” NCT06588517

Known as pirfenidone LP “Pilot Study of Kitoscell LP (pirfenidone LP) Vs Collagen-polyvinylpyrrolidone As Treatment and Protection in Patients with Moderate to Severe COVID-19” NCT06585319
Known as Pirfenidone Modified-Release Tablets Pirfenidone Modified-Release Tablets (strength: 600 mg/tablet)” NCT06588517
Known as Pirfenidone Tablets Pirfenidone Tablets (trade name: Pirespa®, strength: 200 mg/tablet)” NCT06588517
Known as PR-PFD “The anti-inflammatory activity of prolonged-release pirfenidone (PR-PFD) could be beneficial in this clinical setting.” PMID 33520317 Jan 2021
1

“patients with remaining fibrosis who were treated with prolonged-release pirfenidone (PR-PFD).” PMID 41044745 Oct 2025

Action Inhibit “Pirfenidone is a novel antifibrotic agent that inhibits these and other growth factors.” NCT00076102
Modality Small molecule “Pirfenidone is a synthetic molecule” NCT02222376
Route Oral Oral Pirfenidone” NCT00001596