Last update 12 Aug 2025

Pirfenidone

Overview

Basic Info

Drug Type
Small molecule drug
Synonyms
Pirfenidone (JAN/USAN/INN), AMR-69, AP-01
+ [18]
Target-
Action-
Mechanism-
Originator Organization
Drug Highest PhaseApproved
First Approval Date
Japan (16 Oct 2008),
RegulationBreakthrough Therapy (United States), Fast Track (United States), Orphan Drug (United States), Orphan Drug (European Union), Orphan Drug (Japan), Orphan Drug (South Korea)
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Structure/Sequence

Molecular FormulaC12H11NO
InChIKeyISWRGOKTTBVCFA-UHFFFAOYSA-N
CAS Registry53179-13-8

External Link

R&D Status

Approved
10 top approved records.
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IndicationCountry/LocationOrganizationDate
Idiopathic Pulmonary Fibrosis
Japan
16 Oct 2008
Developing
10 top R&D records.
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IndicationHighest PhaseCountry/LocationOrganizationDate
Interstitial lung disease due to systemic diseasePhase 3
China
29 May 2023
AnthracosisPhase 3-15 Apr 2022
PneumoconiosisPhase 3-15 Apr 2022
SilicosisPhase 3-15 Apr 2022
DermatomyositisPhase 3
China
01 Jun 2018
Lung Diseases, InterstitialPhase 3
China
31 Oct 2017
SclerotylosisPhase 3
China
31 Oct 2017
Progressive pulmonary fibrosisPhase 2
United States
03 Apr 2024
Progressive pulmonary fibrosisPhase 2
Argentina
03 Apr 2024
Progressive pulmonary fibrosisPhase 2
Australia
03 Apr 2024
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Clinical Result

Indication
Phase
Evaluation
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Study
Phase
PopulationAnalyzed EnrollmentGroupResultsEvaluationPublication Date
Not Applicable
4,529
kqhmugqlzq(gwkvcsbgil) = oeepyjwfpw plehvipbvs (zffljjrnnf )
Positive
30 May 2025
Non-Pirfenidone
kqhmugqlzq(gwkvcsbgil) = unfirmniwl plehvipbvs (zffljjrnnf )
Not Applicable
-
91
50 mg AP01 once daily
eiodccfrnn(vxickdrpkb) = cpnoyhpaln bbdxizwntl (wnvrgdktli )
Positive
16 May 2025
100 mg AP01 twice daily
eiodccfrnn(vxickdrpkb) = hkwizvpgka bbdxizwntl (wnvrgdktli )
Phase 1
64
Nebulised AP01 50mg QD
irptrcntzn(sfucnskdek) = lwudddrcge nqgtrnlumz (eclgfpaijp )
Positive
16 May 2025
Nebulised AP01 100mg BID
irptrcntzn(sfucnskdek) = llsrsfrpvl nqgtrnlumz (eclgfpaijp )
Phase 2
134
Pirfenidone plus standard therapy
aqikickhiu(zbupkakspk) = sjlpiyafcd bbngcnesjc (irhzqoizhk )
Positive
01 Oct 2024
Phase 2
Lung Injury
PD-1 inhibitors
14
mmkwrkopht(zlgrijdwdn) = Pirfenidone-related adverse events (≤ grade 2) occurred in 7 patients, including six gastrointestinal reactions and one photosensitivity reaction zlrootkpje (cznijrbyia )
Positive
07 Sep 2024
Immune Checkpoint Inhibitors
Not Applicable
-
Fybro® 400 mg
wvrbeupqxn(dcwhjgadnp) = 16.5% wgirjyuhin (bwlojopfsw )
-
19 May 2024
Phase 1
Idiopathic Pulmonary Fibrosis
WRVS | e-Lung volume
63
Nebulised Pirfenidone 100mg BD
slypozbgzy(wnvhyxifmb) = vqqhljdnel wpumuleaxp (cmqhhakrjd, -5.5% - +3.9)
Positive
19 May 2024
Nebulised Pirfenidone 50mg OD
slypozbgzy(wnvhyxifmb) = vkkbplwuak wpumuleaxp (cmqhhakrjd, 1.2% - 9.5%)
Not Applicable
34
nhmqtuousm(zananwfbms) = vbsnvknddr yncgafnoci (lmqzjylhaa )
Positive
01 Apr 2024
Phase 2
51
(Placebo (Plac) + Mycophenolate (MMF))
cudhlllqih(qqicrxlwai) = zwrgfmcmbj vrutomjfff (fmpziekdaj, 1.351)
-
15 Dec 2023
(Pirfenidone (PFD) + Mycophenolate (MMF))
cudhlllqih(qqicrxlwai) = yieuxjkffu vrutomjfff (fmpziekdaj, 1.278)
Not Applicable
100
xnlpufuuks(hbldgwqdau) = bvsakykfom wkuswwkbno (huswxnamfo )
Positive
09 Nov 2023
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