Drug Profile

KK 4277

Alternative Names: KK-4277; SBI-9674

Latest Information Update: 21 Apr 2026

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At a glance

Originator Kyowa Kirin
Developer Kyowa Kirin; SBI Biotech
Class Antibodies; Monoclonal antibodies; Skin disorder therapies
Mechanism of Action Class 2 receptor like protein tyrosine phosphatase 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 I Cutaneous lupus erythematosus; Systemic lupus erythematosus

Most Recent Events

21 Apr 2026 KK 4277 is still in phase I trials for Systemic lupus erythematosus in Japan (SC) (NCT05411016)
21 Apr 2026 KK 4277 is still in phase I trials for Cutaneous lupus erythematosus in Japan (IV) (NCT05411016)
21 Apr 2026 KK 4277 is still in phase I trials for Cutaneous lupus erythematosus in Japan (SC) (NCT05411016)

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