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Difamilast

From Wikipedia, the free encyclopedia
Medication

Pharmaceutical compound
Difamilast
Clinical data
Trade namesMoizerto, Adquey
Other namesOPA-15406
License data
Routes of
administration
Topical
Drug classPDE4 inhibitor,dermatologic agent
ATC code
  • None
Legal status
Legal status
Identifiers
  • N-({2-[4-(difluoromethoxy)-3-(propan-2-yloxy)phenyl]-1,3-oxazol-4-yl}methyl)-2-ethoxybenzamide
CAS Number
PubChemCID
IUPHAR/BPS
DrugBank
ChemSpider
UNII
KEGG
ChEMBL
Chemical and physical data
FormulaC23H24F2N2O5
Molar mass446.451 g·mol−1
3D model (JSmol)
  • CCOC1=CC=CC=C1C(=O)NCC2=COC(=N2)C3=CC=C(OC(F)F)C(OC(C)C)=C3
  • InChI=1S/C23H24F2N2O5/c1-4-29-18-8-6-5-7-17(18)21(28)26-12-16-13-30-22(27-16)15-9-10-19(32-23(24)25)20(11-15)31-14(2)3/h5-11,13-14,23H,4,12H2,1-3H3,(H,26,28)
  • Key:VFBILHPIHUPBPZ-UHFFFAOYSA-N

Difamilast, sold under the brand nameMoizerto among others, is amedication used for the treatment ofatopic dermatitis.[1] Difamilast is non-steroidal topicalphosphodiesterase 4 (PDE4) inhibitor.[1] Difamilast was discovered and developed byOtsuka Pharmaceutical.[2][3][4][5]

Difamilast was approved for medical use in Japan in September 2021,[2] and in the United States in February 2026.[3][6]

Medical uses

[edit]

Difamilast isindicated for the topical treatment people with mild to moderateatopic dermatitis.[1]

Society and culture

[edit]

Legal status

[edit]

Difamilast was approved for medical use in Japan in September 2021,[2] and in the United States in February 2026.[3]

Names

[edit]

Difamilast is theinternational nonproprietary name.[7]

Difamilast is sold under the brand names Moizerto (JP)[2] and Adquey (US).[3]

References

[edit]
  1. ^abcd"Adquey (difamilast) ointment, for topical use"(PDF). 13 February 2026. Retrieved15 February 2026.
  2. ^abcd"Otsuka's Moizerto Ointment Granted Approval in Japan as a Treatment for Atopic Dermatitis".Otsuka Pharmaceutical (Press release). 27 September 2021.Archived from the original on 9 December 2025. Retrieved15 February 2026.
  3. ^abcd"Acrotech Biopharma Inc., Announces FDA Approval of Adquey (difamilast 1%) Ointment for the Treatment of Mild-to-Moderate Atopic Dermatitis"(PDF) (Press release).Aurobindo Pharma. 13 February 2026. Retrieved15 February 2026.
  4. ^Lu LC, Chao CM, Chang SP, Lan SH, Lai CC (December 2022). "Clinical efficacy and safety of topical difamilast in the treatment of patients with atopic dermatitis: a systematic review and meta-analysis of randomized controlled trials".Expert Review of Clinical Pharmacology.15 (12):1471–1478.doi:10.1080/17512433.2022.2134114.PMID 36210241.
  5. ^Freitas E, Torres T (June 2023)."Difamilast for the treatment of atopic dermatitis".The Journal of International Medical Research.51 (6) 03000605231169445.doi:10.1177/03000605231169445.PMC 10328024.PMID 37389929.
  6. ^"Novel Drug Approvals for 2026".U.S.Food and Drug Administration (FDA). 13 February 2026.Archived from the original on 15 February 2026. Retrieved15 February 2026.
  7. ^World Health Organization (2018). "International nonproprietary names for pharmaceutical substances (INN): recommended INN: list 80".WHO Drug Information.32 (3).hdl:10665/330907.

External links

[edit]
  • Clinical trial numberNCT02068352 for "A Study to Evaluate the Effectiveness and Safety of Topical OPA-15406 Ointment to Treat Participants With Atopic Dermatitis" atClinicalTrials.gov
  • Clinical trial numberNCT03908970 for "Comparison Trial of OPA-15406 Ointment in Adult Patients With Atopic Dermatitis Syndrome" atClinicalTrials.gov
  • Clinical trial numberNCT03911401 for "Comparison Trial of OPA-15406 Ointment in Pediatric Patients With Atopic Dermatitis" atClinicalTrials.gov
Intracellular
(initiation)
Antimetabolites
Macrolides/
otherIL-2 inhibitors
IMiDs
JAK inhibitors
Intracellular
(reception)
IL-1 receptor antagonists
mTOR
Extracellular
Antibodies
Monoclonal
Serum target
(noncellular)
Cellular
target
Unsorted
Polyclonal
-cept (Fusion)
Unsorted
PDE1
PDE2
PDE3
PDE4
PDE5
PDE7
PDE9
PDE10
PDE11
Non-selective
Unsorted
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