Drugs / LEPZACITINIB
last change Jan 2024 re-read 3 minutes ago

LEPZACITINIB

also known as ATI-1777

Small molecule targets JAK1 via inhibition

Developed for
atopic eczema
Investigated by
Aclaris Therapeutics, Inc.

Regulatory milestones approvals, filings & regulatory actions · 1 recorded

MilestoneJurisdictionBrandIndicationDateSentence it was read from
Filed US (FDA) — immunodeficiency 11b with atopic dermatitis 2020-07-07

“today announced that it has submitted an Investigational New Drug (IND) Application to the U.S. Food and Drug Administration (FDA) for ATI-1777” aclaristx.com ↗

Trials 2

202120222023202420252026
PhaseRegistry idDatesIndicationSponsorStatusOutcome
Phase 2 NCT05432596 May 2022 → Oct 2023 atopic eczema Aclaris Therapeutics, Inc. Completed Met primary
Phase 2 NCT04598269 Sep 2020 → Apr 2021 atopic eczema Aclaris Therapeutics, Inc. Completed Met primary

News releases announcing trial results or a regulatory action · 4

DateIssuerRelease
2024-01-10 Aclaris Therapeutics, Inc. Results Aclaris Therapeutics Announces Top-line Results from 4-Week Phase 2b Trial of ATI-1777 for Mild to Severe Atopic Dermatitis aclaristx.com ↗
today announced top-line results from its Phase 2b study of ATI-1777, an investigational topical “soft” JAK 1/3 inhibitor, in patients with mild to severe atopic dermatitis (AD) (ATI-1777-AD-202; NCT05432596).
2023-12-19 Aclaris Therapeutics, Inc. Results Aclaris Therapeutics Provides Corporate Update aclaristx.com ↗
In the Phase 2a study, ATI-1777 demonstrated meaningful improvement in the modified Eczema Area and Severity Index (EASI) over 4 weeks of treatment and minimal measurable systemic exposure with a 2% formulation applied twice daily.
2021-06-08 Aclaris Therapeutics, Inc. Results Aclaris Therapeutics Announces Positive Preliminary Topline Data from Phase 2a Trial of ATI-1777 for Moderate to Severe Atopic Dermatitis aclaristx.com ↗
2020-07-07 Aclaris Therapeutics, Inc. Regulatory Aclaris Therapeutics Submits Investigational New Drug Application for ATI-1777, a Topical “Soft” JAK1/3 Inhibitor, for the Treatment of Moderate to Severe Atopic Dermatitis aclaristx.com ↗
today announced that it has submitted an Investigational New Drug (IND) Application to the U.S. Food and Drug Administration (FDA) for ATI-1777

All press releases naming this drug 8 releases

DateIssuerRelease

Evidence & citations 6 cited values

Every value below carries the sentence it was read from. 4 sources stand behind the page.

FieldValueCited text
Known as LEPZACITINIB ChEMBL registry synonym — accepted as the source's own label CHEMBL5856622 ↗
Known as ATI-1777 ClinicalTrials.gov intervention name — accepted as the source's own label NCT05432596 ↗
1

NCT04598269 ↗

Action Inhibit “ATI-1777, a potent and selective Jak1/3 inhibitor” PMID 38299059 ↗ Nov 2023
Modality Small molecule — CHEMBL5856622 ↗
Route Topical “ATI-1777 topical solution 2.0% w/w” NCT04598269 ↗
Target JAK1 “ATI-1777, a potent and selective Jak1/3 inhibitor” PMID 38299059 ↗ Nov 2023