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This study [4827-005 (post market)] is designed to evaluate the safety and efficacy of long-term exposure to brodalumab in subjects with plaque psoriasis (psoriasis vulgaris, psoriatic arthritis) who have completed Study 4827-003 (Study 003) and in subjects with pustular psoriasis (generalized) or psoriatic erythroderma who have completed the Study 4827-004 (Study 004). 4827-005 study was conducted as phase 3 clinical trial until July 4th 2016 (approval date in Japan). After that date 4827-005 study was switched to phase 4 study.
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| Label | Type | Description | Intervention Names |
|---|---|---|---|
| Brodalumab 210mg SC | Experimental | Brodalumab 210mg subcutaneous injection |
|
| Name | Type | Description | Arm Group Labels | Other Names |
|---|---|---|---|---|
| Brodalumab 210mg SC | Drug | 210 mg, subcutaneous dosing, every 2 weeks |
|
| Measure | Description | Time Frame |
|---|---|---|
| Incidence and types of adverse events and adverse reactions | 28 weeks | |
| Anti-KHK4827 antibody | 28 weeks |
| Measure | Description | Time Frame |
|---|---|---|
| Change in psoriasis area and severity index (PASI) compared to the data obtained before the first dose of investigational product in this study. | 28 weeks | |
| Percent improvement in PASI | 28 weeks | |
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Inclusion Criteria:
Exclusion Criteria:
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| Facility | Status | City | State | ZIP | Country | Contacts |
|---|---|---|---|---|---|---|
| The Jikei University Scoole of Medicine | Tokyo | Japan |
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| ID | Term |
|---|---|
| D015535 | Arthritis, Psoriatic |
| D011565 | Psoriasis |
| ID | Term |
|---|---|
| D025242 | Spondylarthropathies |
| D025241 | Spondylarthritis |
| D013166 | Spondylitis |
| D013122 | Spinal Diseases |
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| ID | Term |
|---|---|
| C571216 | brodalumab |
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| PASI 50, 75, 90, and 100 |
| 28 weeks |
| Static physician's global assessment (sPGA) of "0 (clear) or 1(almost clear)" | 28 weeks |
| sPGA of "0 (clear)" | 28 weeks |
| Change in body surface area involvement (BSA) of lesion | 28 weeks |
| Clinical Global Impression (CGI) | 28 weeks |
| American College of Rheumatology (ACR) 20 | 28 weeks |
| Pustular symptom score | This score indicate the severity of generalized pustular psoriasis (GPP). The severity of GPP (0:none-3:severe) is classified as mild(1), moderateor(2) severe(3) based on a total score after rating skin symptoms (erythema, pustules and edema) and systemic inflammation accom-panied by certain laboratory findings (fever, white blood cellcount, and serum CRP and albumin levels). | 28 weeks |
| Serum KHK4827 concentration | 28 weeks |
| D001847 |
| Bone Diseases |
| D009140 | Musculoskeletal Diseases |
| D001168 | Arthritis |
| D007592 | Joint Diseases |
| D017444 | Skin Diseases, Papulosquamous |
| D012871 | Skin Diseases |
| D017437 | Skin and Connective Tissue Diseases |