Phase 2b Study to Evaluate the Efficacy and Safety of ISB 830 in Adults With Moderate to Severe Atopic Dermatitis
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The safety and scientific validity of this study is the responsibility of the study sponsor and investigators. Listing a study does not mean it has been evaluated by the U.S. Federal Government. Read our disclaimer for details. |
ClinicalTrials.gov Identifier: NCT03568162 |
Recruitment Status :
Active, not recruiting
First Posted : June 26, 2018
Last Update Posted : October 9, 2020
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Condition or disease | Intervention/treatment | Phase |
---|---|---|
Moderate to Severe Atopic Dermatitis | Drug: ISB 830 - Part 1 Group 1 Drug: ISB 830 - Part 1 Group 2 Drug: ISB 830 - Part 1 Group 3 Drug: Placebo - Part 1 Group 4 Drug: ISB 830 - Part 2 Group 5 Drug: Placebo - Part 2 Group 6 | Phase 2 |
Study Type : | Interventional (Clinical Trial) |
Estimated Enrollment : | 468 participants |
Allocation: | Randomized |
Intervention Model: | Parallel Assignment |
Masking: | Quadruple (Participant, Care Provider, Investigator, Outcomes Assessor) |
Masking Description: | Double-blind |
Primary Purpose: | Treatment |
Official Title: | A Randomized, Double-Blind, Placebo-Controlled, Parallel-Group Study of ISB 830 in Adult Subjects With Moderate to Severe Atopic Dermatitis. |
Actual Study Start Date : | May 31, 2018 |
Estimated Primary Completion Date : | November 2020 |
Estimated Study Completion Date : | August 2021 |

Arm | Intervention/treatment |
---|---|
Experimental: ISB 830 - Part 1 Group 1
Subcutaneous (SC) administration of ISB 830 as a loading dose, followed by SC maintenance dose of ISB 830.
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Drug: ISB 830 - Part 1 Group 1
Subcutaneous injection (SC) every 2 weeks |
Experimental: ISB 830 - Part 1 Group 2
Subcutaneous (SC) administration of ISB 830 as a loading dose, followed by SC maintenance dose of ISB 830 or placebo.
|
Drug: ISB 830 - Part 1 Group 2
Subcutaneous injection (SC) every 2 weeks |
Experimental: ISB 830 - Part 1 Group 3
Subcutaneous (SC) administration of ISB 830 as a loading dose, followed by SC maintenance dose of ISB 830 or placebo.
|
Drug: ISB 830 - Part 1 Group 3
Subcutaneous injection (SC) every 2 weeks |
Placebo Comparator: Placebo - Part 1 Group 4
Subcutaneous (SC) administration of placebo, followed by SC maintenance dose of placebo.
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Drug: Placebo - Part 1 Group 4
Subcutaneous injection (SC) every 2 weeks |
Experimental: ISB 830 - Part 2 Group 5
Subcutaneous (SC) administration of ISB 830 as a loading dose, followed by SC maintenance dose of ISB 830.
|
Drug: ISB 830 - Part 2 Group 5
Subcutaneous injection (SC) every 2 weeks |
Placebo Comparator: Placebo - Part 2 Group 6
Subcutaneous (SC) administration of placebo, followed by SC maintenance dose of placebo.
|
Drug: Placebo - Part 2 Group 6
Subcutaneous injection (SC) every 2 weeks |
- Percentage change from baseline in Eczema Area and Severity Index (EASI) score [ Time Frame: Week 16 ]
- Proportion of subjects with Eczema Area and Severity Index (EASI-75) ie, ≥75% improvement from baseline [ Time Frame: 16 weeks ]
- Proportion of subjects with both IGA 0 or 1 (on a 5-point scale) and an IGA reduction from baseline of ≥2 points [ Time Frame: 16 weeks ]
- Proportion of subjects with improvement (reduction) of Pruritus Numerical Rating Scale (NRS) ≥4 from baseline [ Time Frame: 16 weeks ]
- Proportion of subjects who achieve an EASI 50 (≥50% improvement from baseline) response from baseline [ Time Frame: 16 weeks ]
- Incidence of treatment emergent adverse events (TEAEs) [ Time Frame: 16 weeks ]
- Maximum Concentration (Cmax) of ISB 830 [ Time Frame: Week 1 and Week 12 ]
- Area Under Curve (AUC0-t) of ISB 830 [ Time Frame: Week 1 and Week 12 ]

Choosing to participate in a study is an important personal decision. Talk with your doctor and family members or friends about deciding to join a study. To learn more about this study, you or your doctor may contact the study research staff using the contacts provided below. For general information, Learn About Clinical Studies.
Ages Eligible for Study: | 18 Years and older (Adult, Older Adult) |
Sexes Eligible for Study: | All |
Accepts Healthy Volunteers: | No |
Inclusion Criteria:
- Male or female subjects aged ≥18 years with physician diagnosis of atopic dermatitis for >1 year as defined by American Academy of Dermatology Consensus Criteria.
- Atopic dermatitis involvement of ≥10% of body surface area at screening and baseline.
- EASI score of ≥12 at screening or ≥16 at baseline.
- IGA score of ≥3 at screening and baseline (on the 0 to 4 IGA scale, in which 3 is moderate and 4 is severe)
- Baseline Pruritus Numerical Rating Scale (NRS) score for maximum itch intensity ≥3 over the previous 24 hours.
Exclusion Criteria:
- Pregnant or lactating women.
- Prior treatment with ISB 830
- Treatment with biologics
- Systemic corticosteroids, immunosuppressive/immunomodulatory drugs or phototherapy within 4 weeks of baseline
- Active chronic or acute infection requiring systemic treatment

To learn more about this study, you or your doctor may contact the study research staff using the contact information provided by the sponsor.
Please refer to this study by its ClinicalTrials.gov identifier (NCT number): NCT03568162

Study Director: | Andrea Acocella, MD, MBA | Ichnos Sciences |
Responsible Party: | Ichnos Sciences SA |
ClinicalTrials.gov Identifier: | NCT03568162 |
Other Study ID Numbers: |
GBR 830-204 2018-000783-29 ( EudraCT Number ) |
First Posted: | June 26, 2018 Key Record Dates |
Last Update Posted: | October 9, 2020 |
Last Verified: | October 2020 |
Studies a U.S. FDA-regulated Drug Product: | Yes |
Studies a U.S. FDA-regulated Device Product: | No |
ISB 830, OX40, atopic dermatitis |
Dermatitis, Atopic Dermatitis Eczema Skin Diseases Skin Diseases, Genetic |
Genetic Diseases, Inborn Skin Diseases, Eczematous Hypersensitivity, Immediate Hypersensitivity Immune System Diseases |