Drug Profile

AT 004

Alternative Names: AT-004; AT004 - Arctic Therapeutics

Latest Information Update: 03 Sep 2026

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At a glance

Originator Arctic Therapeutics
Class Anti-inflammatories; Antipsoriatics; Skin disorder therapies; Small molecules
Mechanism of Action Acetylcholinesterase inhibitors

Orphan Drug Status

Orphan designation is assigned by a regulatory body to encourage companies to develop drugs for rare diseases.

No
New Molecular Entity Yes

Highest Development Phases

Phase II Acne vulgaris

Most Recent Events

29 Jul 2026 Arctic Therapeutics completes phase-II clinical trials in Acne vulgaris in Denmark (Topical) (NCT07774364)
13 Jan 2026 Phase-II clinical trials in Acne vulgaris in Denmark (Topical) (EUCT-2025-521510-25-00)
31 Dec 2025 The European Medicines Agency approved the phase II trial in December 2025

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