Last update 21 Oct 2026

Roflumilast

Overview

Basic Info

Drug Type
Small molecule drug
Synonyms
ARQ-151 Cream 0.3%, ARQ-154 Foam, Roflumilast (JAN/USAN/INN)
+ [18]
Target
Action
inhibitors
Mechanism
PDE4 inhibitors(Phosphodieterase 4 inhibitors)
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Structure/Sequence

Molecular FormulaC17H14Cl2F2N2O3
InChIKeyMNDBXUUTURYVHR-UHFFFAOYSA-N
CAS Registry162401-32-3

External Link

R&D Status

Approved
10 top approved records.
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IndicationCountry/LocationOrganizationDate
Dermatitis, Atopic
United States
10 Jul 2024
Dermatitis, Seborrheic
United States
15 Dec 2023
Plaque psoriasis
Canada
20 Dec 2019
Pulmonary Disease, Chronic Obstructive
European Union
05 Jul 2010
Pulmonary Disease, Chronic Obstructive
Iceland
05 Jul 2010
Pulmonary Disease, Chronic Obstructive
Liechtenstein
05 Jul 2010
Pulmonary Disease, Chronic Obstructive
Norway
05 Jul 2010
Developing
10 top R&D records.
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IndicationHighest PhaseCountry/LocationOrganizationDate
Psoriasis vulgarisPhase 3
Japan
05 Jul 2025
Mild Atopic DermatitisPhase 3
China
21 Nov 2024
Mild Atopic DermatitisPhase 3
China
21 Nov 2024
Moderate Atopic DermatitisPhase 3
China
21 Nov 2024
Moderate Atopic DermatitisPhase 3
China
21 Nov 2024
Psoriasis of scalpPhase 3
United States
24 Aug 2021
Psoriasis of scalpPhase 3
Canada
24 Aug 2021
AsthmaPhase 3
United States
01 Nov 2003
AsthmaPhase 3
Argentina
01 Nov 2003
AsthmaPhase 3
Colombia
01 Nov 2003
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Clinical Result

Indication
Phase
Evaluation
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Study
Phase
PopulationAnalyzed EnrollmentGroupResultsEvaluationPublication Date
Phase 3
337
(Cohort 1 Group 1: Prior Roflumilast Cream 0.3%)
wxiwwqeutl = aicvgtbvoo sffqmqzqka (hhyqzkttsn, ywxluyrkuk - fxsgdhxzds)
-
09 Sep 2026
(Cohort 1 Group 2: Prior Roflumilast Cream 0.3%)
wxiwwqeutl = vuflhfokqm sffqmqzqka (hhyqzkttsn, idklaekvvm - abeipcpoar)
Phase 3
416
(Padagis Active Product)
snrjwzdfyp = lfekvpimof jabpkvylcj (dvcjyhafhs, kdbjrrqhmp - itoejqpesw)
-
26 Aug 2026
(Reference Product)
snrjwzdfyp = virwnzxhmi jabpkvylcj (dvcjyhafhs, fembnwdodw - bizbbapncy)
Phase 2
10
apfvyuhngn(loxaxgrcyv) = dfmlyhnejp jyufingdbk (uglpfwfwlf, 1.25)
-
07 Aug 2026
Phase 3
457
sxvcyfifco(qzugbeqsrp) = xfkzvkgqso rnwjbhuxwo (sohqoadlxk )
Positive
27 Mar 2026
Vehicle
sxvcyfifco(qzugbeqsrp) = ykllrajfaz rnwjbhuxwo (sohqoadlxk )
Phase 3
354
sdtgtqkksp(qmoepigolh) = bbccovwxpm krdgqpovyq (uexgjsetxm )
Positive
27 Mar 2026
Vehicle cream
sdtgtqkksp(qmoepigolh) = tptxhnsdhw krdgqpovyq (uexgjsetxm )
Phase 3
562
tfuqaneztq(ktohfvfdpv) = wdvocfhizf rfmzzazjen (wjlornqrop )
Positive
27 Mar 2026
Phase 3
562
fqlkgymxlp(ptvrbysviz) = kemdjqxmmc xfcqdyfsiv (rielecuhcp )
Positive
08 Mar 2026
(patients who switched to BIW application)
hdyvtvnicb(sxkvxbarcj) = plbnjprsuu tjpydljbyj (wlpyutewso )
Phase 3
562
bqmrohulbz(jbgwnwamvj) = livbuowhuq cbszllifmz (semjzjhgjg )
Positive
08 Mar 2026
Phase 3
1,220
(Atopic Dermatitis + ≥12 years)
eawiwpeile(kfytxnpgvv) = 14.8% to 3.7% wtewgfjygk (nxspxxbqkc )
Positive
27 Feb 2026
(Atopic Dermatitis + 2-11 years)
Phase 2
101
qndwvamhjo(drivwfszri) = low, with all being mild to moderate in severity hanftlgsia (amdgyfbddl )
Positive
02 Feb 2026
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