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Efficacy and Safety of Ivarmacitinib, a Highly Selective JAK1 Inhibitor, in the Treatment of Moderate-to-Severe Atopic Dermatitis in Adults: A Prospective, Multicenter, Real-World Observational Study

Efficacy and Safety of Ivarmacitinib, a Highly Selective JAK1 Inhibitor, in the Treatment of Moderate-to-Severe Atopic Dermatitis in Adults: A Prospective, Multicenter, Real-World Observational Study

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR2600123896
Enrollment
Unknown
Registered
2026-04-30
Start date
2026-04-30
Completion date
Unknown
Last updated
2026-05-04

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Xerosis, eczematous rash, severe pruritus, erythema and edema, and scaling

Interventions

Observation Group for Treating Severe Atopic Dermatitis in Adults:None

Sponsors

Shenzhen Second People's Hospital
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to 75 Years

Inclusion criteria

Inclusion criteria: 1. The subjects voluntarily participated in the study and signed the informed consent form; 2. Age between 18 and 75 years old, gender not restricted; 3. The subjects were diagnosed with atopic dermatitis (atopic eczema), and the atopic dermatitis was confirmed to meet the Hanifin & Rajka AD criteria (Appendix 1) during the screening process; diagnosed as moderate or severe AD patients according to the "Chinese Guidelines for the Diagnosis and Treatment of Atopic Dermatitis 2020 Edition" (moderate: SCORAD score 25-50 points, severe: SCORAD score > 50 points); 4. Patients considered suitable for using emabetuzumab for AD treatment by the researchers.

Exclusion criteria

Exclusion criteria: 1. Absolute lymphocyte count (ALC) < 0.5 × 10^9/L, absolute neutrophil count (ANC) < 1 × 10^9/L, or hemoglobin (Hb) < 80g/L; 2. Subjects with malignant tumors or a history of malignant tumors (except for skin non-metastatic basal cell or squamous cell carcinoma that has been fully treated or removed, or cervical carcinoma in situ), or other subjects with a known intrinsic condition that predisposes to hypercoagulability; 3. Subjects with a history of thrombotic events (TEs), including deep vein thrombosis (DVT), pulmonary embolism, cerebrovascular accident, etc., and other subjects with known intrinsic conditions that predispose to hypercoagulability; 4. Subjects in the acute or chronic bacterial/fungal/viral infection period (including local infections); 5. Subjects with active tuberculosis, hepatitis B, or hepatitis C; 6. Subjects with severe diseases of the heart, liver, kidney, or other systemic diseases; 7. Subjects who received or were exposed to any live or attenuated vaccines within 8 weeks before starting the study drug treatment, or are expected to receive such vaccines during the study treatment or within 6 weeks after discontinuation of the study drug; 8. Subjects planning to become pregnant (male subjects with a fertility plan for their female partners, except for those willing to use contraceptive measures), pregnant or lactating subjects; 9. Subjects who are allergic to the test drug or any component of the drug or any excipient; 10. Subjects who cannot complete the procedures required by the study; 11. Subjects who, in the opinion of the investigator, have any other conditions that are not suitable for participation in this study.

Design outcomes

Primary

MeasureTime frame
Eczema Area and Severity Index;

Secondary

MeasureTime frame
IGA Score Sheet;Body Surface Area (BSA) Scoring Table;WI-NRS score;SCORAD Rating Scale;

Countries

China

Contacts

Public ContactCuihong Lian

Shenzhen Second People's Hospital

lch@szsph.com+86 755 8336 6388

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: May 7, 2026