PsoriasisPhase 3STYLENCT03123471
A Study of the Efficacy and Safety of Apremilast (CC-10004) in Subjects With Moderate to Severe Plaque Psoriasis of the Scalp
A Phase 3 study testing Apremilast in people with Psoriasis, run by Amgen at 45 sites in 2 countries.
Trial summary
This is a Phase 3, multicenter, randomized, placebo-controlled, double-blind study of the efficacy and safety of apremilast (CC-10004) in subjects with moderate to severe plaque psoriasis of the scalp. Read more about this study
- Who is it for?
- Ages 18 years and older
- Conditions the study is for
- Psoriasis
- What is being tested?
- Apremilast
- Type of treatment
- Pill or oral medicine
- Could I receive a placebo?
- Yes, some participants may receive a placebo
- How many people
- 303 participants
- Where
- 45 sitesin 2 countries
- Study dates
- 16 May 2017to 9 Jan 2019
- Phase
- Phase 3
- Are there results?
- Yes, posted in the registrySummary in the doctors' view
Key requirements
Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.
- Ages 18 years and older
- All sexes
- No healthy volunteers
- Adult, Older adult
Who may be able to join
- Subjects must satisfy the following criteria to be enrolled in the study:
- Males or females, ≥ 18 years of age at the time of signing the informed consent document
- Be willing and able to adhere to the study visit schedule and other protocol requirements.
- Have a diagnosis of moderate to severe plaque psoriasis of the scalp at screening and baseline
- Must be a candidate for phototherapy and/or systemic therapy for either body or scalp psoriasis lesions.
- Have moderate to severe plaque psoriasis at screening and baseline
Show all 12Show fewer
- Must be in good health (except for psoriasis) as judged by the Investigator, based on medical history, physical examination, 12-lead electrocardiogram (ECG), clinical laboratories, and urinalysis
- Must meet laboratory criteria
- Females of childbearing potential (FCBP)* must have a negative pregnancy test at screening and baseline. While on investigational product (IP) and for at least 28 days after taking the last dose of investigational product, FCBP who engage in activity in which conception is possible - must use one of the approved contraceptive** options described below:
- Option 1: Any one of the following highly effective methods: hormonal contraception (oral, injection, implant, transdermal patch, vaginal ring); intrauterine device (IUD); tubal ligation; or partner's vasectomy; OR Option 2: Male or female condom (latex condom or nonlatex condom NOT made out of natural [animal] membrane [for example, polyurethane]; PLUS one additional barrier method: (a) diaphragm with spermicide; (b) cervical cap with spermicide; or (c) contraceptive sponge with spermicide.
- A female of childbearing potential is a sexually mature female who 1) has not undergone a hysterectomy (the surgical removal of the uterus) or bilateral oophorectomy (the surgical removal of both ovaries) or 2) has not been postmenopausal for at least 24 consecutive months (that is, has had menses at any time during the preceding 24 consecutive months).
- The female subject's chosen form of contraception must be effective by the time the female subject is randomized into the study (for example, hormonal contraception should be initiated at least 28 days before randomization).
Who cannot join
- The presence of any of the following will exclude a subject from enrollment:
- Other than psoriasis, history of any clinically significant uncontrolled disease.
- Any condition, including the presence of laboratory abnormalities, which would place the subject at unacceptable risk if he/she were to participate in the study.
- Pregnant or breast feeding
- Hepatitis B surface antigen positive at screening
- Anti-hepatitis C antibody positive at screening
Show all 19Show fewer
- Active tuberculosis (TB) or a history of incompletely treated TB
- Clinically significant abnormality on 12-lead electrocardiogram (ECG) at screening
- History of positive human immunodeficiency virus (HIV), or have congenital or acquired immunodeficiency (eg, common variable immunodeficiency disease)
- Active substance abuse or a history of substance abuse within 6 months prior to signing the informed consent form.
- Bacterial infections requiring treatment with oral or injectable antibiotics, or significant viral or fungal infections, within 4 weeks of signing the informed consent form.
- Malignancy or history of malignancy, except for treated (i.e., cured) basal cell or squamous cell in situ skin carcinomas or treated (i.e., cured) cervical intraepithelial neoplasia (CIN) or carcinoma in situ of the cervix with no evidence of recurrence within 5 years of signing the informed consent.
- Prior history of suicide attempt at any time in the subject's life time prior to signing the informed consent and randomization, or major psychiatric illness requiring hospitalization within the last 3 years prior to signing the informed consent.
- Psoriasis flare/rebound within 4 weeks of signing the informed consent form or between the screening and baseline visits.
- Topical therapy within 2 weeks prior to randomization; Conventional systemic therapy for psoriasis within 4 weeks prior to randomization; Intralesional corticosteroids on the scalp within 2 weeks prior to randomization; Phototherapy treatment of body or scalp psoriasi lesions within 4 weeks prior to randomization; Biologic therapy between 12 weeks to 24 weeks prior to randomization
- Use of any investigational drug beginning 4 weeks prior to randomization, or 5 pharmacokinetic/pharmacodynamic half-lives, if known (whichever is longer)
- Prolonged sun exposure or use of tanning booths or other ultraviolet (UV) light sources
- Prior treatment with apremilast
- History of allergy or hypersensitivity to any components of the Investigational product.
Trial locations and contacts
45 sites in 2 countries.
45 sites in 2 countries
United States32 sites
Austin Dermatology Associates
Austin, Texas, 78705
SUNY Downstate Medical Center
Brooklyn, New York, 11203
Florida Academic Centers Research and Education
Coral Gables, Florida, 33134
Modern Research Associates PLLC
Dallas, Texas, 75231
Psoriasis Treatment Center of Central New Jersey
East Windsor, New Jersey, 08520
Wright State Physicians
Fairborn, Ohio, 45324
University of Connecticut
Farmington, Connecticut, 06030
Forest Hills Dermatology Group
Forest Hills, New York, 11375
Tien Q. Nguyen MD Inc
Fountain Valley, California, 92708
Dermatology and Advanced Aesthetics
Lake Charles, Louisiana, 70605
Dermatology Research Associates
Los Angeles, California, 90045
DS Research
Louisville, Kentucky, 40202
DS Research
Louisville, Kentucky, 40241
Dermatologic Surgery Specialists, P.C.
Macon, Georgia, 31217
International Dermatology Research
Miami, Florida, 33144
Medical College of Wisconsin
Milwaukee, Wisconsin, 53226
Icahn School of Medicine at Mount Sinai Medical Center
New York, New York, 10029
Sadick Research Group
New York, New York, 10075
MedaPhase INC
Newnan, Georgia, 30263
Virginia Clinical Research Inc
Norfolk, Virginia, 23502
Eastern Virginia Medical School
Norfolk, Virginia, 23507
Renstar Medical Research
Ocala, Florida, 34470
Skin Specialists, PC
Omaha, Nebraska, 68144
University of Pittsburgh Medical Center
Pittsburgh, Pennsylvania, 15213
The Indiana Clinical Trials Center, PC
Plainfield, Indiana, 46168
Lawrence Green, MD, LLC
Rockville, Maryland, 20850
Northwest Arkansas Clinical Trials Center, PLLC / Hull Dermatology
Rogers, Arkansas, 72758
University of Utah
Salt Lake City, Utah, 84107
San Luis Dermatology and Laser Clinic
San Luis Obispo, California, 93405
Central Dermatology
St Louis, Missouri, 63117
Center for Clinical Studies
Webster, Texas, 77598
Wake Forest University Health Sciences
Winston-Salem, North Carolina, 27104
Canada13 sites
Kirk Barber Research
Calgary, Alberta, T2G 1B1
Institute for Skin Advancement
Calgary, Alberta, T3A 2N1
Lynderm Research
Markham, Ontario, L3P1X2
North Bay Dermatology Center
North Bay, Ontario, P1B 3Z7
Skin Center for Dermatology
Peterborough, Ontario, K9J 5K2
Centre de Recherche Dermatologique du Quebec Metropolitain CRDQ
Québec, G1V 4X7
Centre For Dermatology and Cosmetic Surgery
Richmond Hill, Ontario, L4B 1A5
Chih-Ho Hong Medical, Inc.
Surrey, British Columbia, V3R 6A7
Enverus Medical Research
Surrey, British Columbia, V3V 0C6
The Toronto Dermatology Centre
Toronto, Ontario, M3H 5Y8
K. Papp Clinical Research
Waterloo, Ontario, N2J 1C4
XLR8 Medical Research
Windsor, Ontario, N8W 1E6
Wiseman Dermatology Research Inc.
Winnipeg, Manitoba, R3M 3Z4
About this study
Official title: A Phase 3, Multi-Center, Randomized, Placebo-Controlled, Double-Blind, Study of the Efficacy and Safety of Apremilast (CC-10004) in Subjects With Moderate to Severe Plaque Psoriasis of the Scalp
This is a Phase 3, multicenter, randomized, placebo-controlled, double-blind study of the efficacy and safety of apremilast (CC-10004) in subjects with moderate to severe plaque psoriasis of the scalp.
Approximately 300 subjects with moderate to severe plaque psoriasis of the scalp will be randomized 2:1 to receive either apremilast 30 mg twice daily (BID) or placebo for the first 16 weeks.
Read the detailed description
The study will consist of four phases:
- Screening Phase - up to 35 days
- Double-blind Placebo-controlled Phase- Weeks 0 to 16 Subjects will receive treatment with one of the following:
- apremilast 30 mg tablets orally BID or
- placebo tablets (identical in appearance to apremilast 30 mg tablets) orally BID
- Apremilast Extension Phase - Weeks 16 to 32
- All subjects who had received placebo during the placebo-controlled phase will be switched to apremilast 30 mg BID (or continue with) apremilast. At Week 16, all subjects will maintain this dosing through Week 32.
- Observational Follow-up Phase
- Four-week Post-Treatment Observational Follow-up Phase for all subjects who complete the study or discontinue from the study early.
- Conditions
- Psoriasis
- Being tested
- Apremilast, Placebo
- Keywords
- Plaque Psoriasis, Scalp, Double-Blind, Efficacy, Safety, CC-10004, Apremilast, Otezla, Itch, Head
- Medical subject headings
- Psoriasis, Pruritus
What participants receive
What participants receive. In a randomised study each person is assigned to one group by chance.
ApremilastDrug
Also called CC-10004
Apremilast 30 mg tablets BID from weeks 0 to 32.
PlaceboOther
Placebo tablets twice daily (BID) for 16 weeks; placebo participants were switched to apremilast 30 mg at week 16.
| Study group | Role | What they receive |
|---|---|---|
| Apremilast 30 mg BID | Experimental | Apremilast 30 mg tablets orally twice daily (BID) during Weeks 0 to 32 Receives: Drug: Apremilast; Other: Placebo |
| Placebo | Placebo comparator | Placebo tablets BID during weeks 0 to 16; at week 16, placebo participants were switched to apremilast 30 mg tablets BID for 16 weeks (from Week 16 to Week 32) Receives: Other: Placebo |
What is being measured
The primary outcome is the main question the study is designed to answer.
Percentage of Participants With Scalp Physician Global Assessment (ScPGA) Score of Clear (0) or Almost Clear (1) With at Least a 2-Point Reduction From Baseline
The ScPGA is a measurement of overall scalp involvement by the investigator at the time of evaluation. The ScPGA is a 5-point scale ranging from 0 (clear) to 4 (severe), incorporating an assessment of the severity of the 3 primary signs of the disease: erythema, scaling, and plaque elevation. When making the assessment of overall scalp severity, the investigator factored in areas that had already been cleared (ie, had scores of 0), not limited to the evaluation of remaining lesions for severity; consequently, the severity of each sign was averaged across all areas of involvement, including cleared lesions.
Measured: Baseline to Week 16
Secondary outcomes (8)
Percentage of Participants With ≥ 4-Point Reduction (Improvement) From Baseline in the Whole Body Itch Numeric Rating Score at Week 16
The Whole Body Itch NRS scale is an 11-point scale to assess whole body itch. The scale ranges from 0-10, where "0" represents no itch, and "10" represents the worst imaginable itch, and a 4-point change from baseline was shown to be optimal for demonstrating a level of clinically meaningful improvement in itch severity. NRS response was defined as a ≥ 4-point reduction (improvement) from baseline.
Measured: Baseline to Week 16
Percentage of Participants With ≥ 4-Point Reduction (Improvement) From Baseline in the Scalp Itch Numeric Rating Score (NRS) at Week 16
The scalp itch NRS is a 11-point scale to assess scalp itch. The scale ranges from 0-10, where "0" represents no itch, and "10" represents the worst imaginable itch.
Measured: Baseline to Week 16
Percentage of Participants With ≥ 4-Point Reduction (Improvement) From Baseline in the Whole Body Itch NRS Score by Visit in the Placebo-Controlled Phase
The Whole Body Itch NRS scale is a 11-point scale to assess whole body itch. The scale ranges from 0-10, where "0" represents no itch, and "10" represents the worst imaginable itch, and a 4-point change from baseline was shown to be optimal for demonstrating a level of clinically meaningful improvement in itch severity.
Measured: Baseline to Weeks 2, 4, 6, 8 and 12
Percentage of Participants With ≥ 4-Point Reduction (Improvement) From Baseline in the Scalp Itch NRS Score by Visit in the Placebo-Controlled Phase
The scalp itch NRS is a 11-point scale to assess scalp itch. The scale ranges from 0-10, where "0" represents no itch, and "10" represents the worst imaginable itch.
Measured: Baseline to Weeks 2, 4, 8 and 12
Change From Baseline in Dermatological Life Quality Index (DLQI) Total Score at Week 16
DLQI is questionnaire for use in a dermatology clinical setting to assess limitations related to the impact of skin disease. The instrument contains ten items dealing with the participant's skin. With the exception of Item Number 7, the participant responds on a four-point scale, ranging from "Very Much" (score 3) to "Not at All" or "Not relevant" (score 0). Item Number 7 is a multi-part item, the first part of which ascertains whether the participant's skin prevented them from working or studying (Yes or No, scores 3 or 0 respectively), and if "No," then the subject is asked how much of a problem the skin has been at work or study over the past week, with response alternatives being "A lot," "A little," or "Not at all" (scores 2, 1, or 0 respectively). The DLQI total score was derived by summing all item scores, and has a possible range of 0 to 30, with 30 corresponding to the worst quality of life, and 0 corresponding to the best.
Measured: Baseline to Week 16
Number of Participants With Treatment Emergent Adverse Events (TEAE) During the Placebo-Controlled Phase
A TEAE is an AE with a start date on or after the date of the first dose of study drug and no later than 28 days after the last dose of study drug. A serious AE (SAE) is any untoward AE that is fatal, life-threatening, results in persistent or significant disability or incapacity, requires or prolongs existing in-patient hospitalization, is a congenital anomaly/birth defect, or is a condition that may jeopardize or may require intervention to prevent one of the outcomes above. The severity of AEs was assessed based on the following scale: Mild = asymptomatic or mild symptoms, clinical or diagnostic observations only; Moderate = symptoms cause moderate discomfort; Severe = could be non-serious or serious) = symptoms causing severe pain discomfort.
Measured: Week 0 to Week 16; mean duration of exposure was 14.5 weeks and 14.6 weeks for participants randomized to placebo and apremilast respectively.
Number of Participants With Treatment Emergent Adverse Events During the Apremilast-Extension Phase
A TEAE is an AE with a start date on or after the date of the first dose of study drug and no later than 28 days after the last dose of study drug. A serious AE (SAE) is any untoward AE that is fatal, life-threatening, results in persistent or significant disability or incapacity, requires or prolongs existing in-patient hospitalization, is a congenital anomaly/birth defect, or is a condition that may jeopardize or may require intervention to prevent one of the outcomes above. The severity of AEs was assessed based on the following scale: Mild = asymptomatic or mild symptoms, clinical or diagnostic observations only; Moderate = symptoms cause moderate discomfort; Severe = could be non-serious or serious) = symptoms causing severe pain discomfort.
Measured: Weeks 16 to Week 32; the mean treatment duration was 14.6 weeks and 15.3 weeks in the APR 30/APR 30 BID and placebo/APR 30 BID arms, respectively
Number of Participants With Treatment Emergent Adverse Events During the Apremilast-Exposure Period
The apremilast-exposure period started on the date of the first dose of apremilast (Week 0 for participants originally randomized to apremilast or Week 16 for participants originally randomized to placebo) to the last dose of apremilast. A TEAE is an AE with a start date on or after the date of the first dose of study drug and no later than 28 days after the last dose of study drug. A serious AE (SAE) is any untoward AE that is fatal, life-threatening, results in persistent or significant disability or incapacity, requires or prolongs existing in-patient hospitalization, is a congenital anomaly/birth defect, or is a condition that may jeopardize or may require intervention to prevent one of the outcomes above. The severity of AEs was assessed based on the following scale: Mild = asymptomatic or mild symptoms, clinical or diagnostic observations only; Moderate = symptoms cause moderate discomfort; Severe = could be non-serious or serious) = symptoms causing severe pain discomfort.
Measured: Week 0 to 32;
Timeline
From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.
- First posted21 Apr 2017
- Study start16 May 2017
- Primary completion13 Aug 2018
- Study completion9 Jan 2019
Resources
- Official record on ClinicalTrials.govThe registry entry this page is built from, with its full change history.
- Posted resultsParticipant flow, outcome measures and adverse events reported by the sponsor.
- Publications (3)Papers the sponsor has linked to this study.
- Other trials for PsoriasisStudies of the same condition, open and under way.
- More trials run by AmgenThe sponsor's other registered studies.
- What the trial phases meanHow a treatment moves from first tests in people to approval.
More details
For doctors and researchers: how the study is designed, who runs it, and its registry IDs.
Study design
- Study type
- Interventional
- Phase
- Phase 3
- Primary purpose
- Treatment
- Allocation
- Randomised
- Intervention model
- Parallel groups
- Masking
- Quadruple blind
- Who is masked
- Participant, Care provider, Investigator, Outcomes assessor
- Enrolment
- 303 participants (actual)
Sponsor and investigators
- Lead sponsor
- Amgen
- Sponsor type
- Industry (pharma, biotech, devices)
- Responsible party
- Sponsor
- Investigators
- MD, Study director, Amgen
IDs, dates and publications
- ClinicalTrials.gov ID
- NCT03123471
- Sponsor's protocol ID
- CC-10004-SPSO-001
- Other IDs
- U1111-1194-1248
- Acronym
- STYLE
- Status last verified
- Apr 2020
- First submitted
- 18 Apr 2017
- Last updated
- 13 May 2020
- Results posted
- Yes, on ClinicalTrials.gov
- Data monitoring committee
- No
- FDA-regulated drug
- Yes
- FDA-regulated device
- No
- Individual data sharing
- Yes: De-identified individual patient data for variables necessary to address the specific research question in an approved data sharing request
- Expanded access
- Available
Publications
Strober B, Lebwohl M, van de Kerkhof P, Gold LS, Merola JF, Okubo Y, Gisondi P, Zhou Z, Chaudhari S, Deignan C, Mrowietz U. Efficacy of Apremilast in Patients with Psoriasis with Limited Skin Involvement, Including High-Impact Site Involvement: A Pooled Analysis of Six Trials. Dermatol Ther (Heidelb). 2026 Oct 2. doi: 10.1007/s13555-026-01921-9. Online ahead of print.
PubMed 42825996Mease PJ, Hatemi G, Paris M, Cheng S, Maes P, Zhang W, Shi R, Flower A, Picard H, Stein Gold L. Apremilast Long-Term Safety Up to 5 Years from 15 Pooled Randomized, Placebo-Controlled Studies of Psoriasis, Psoriatic Arthritis, and Behcet's Syndrome. Am J Clin Dermatol. 2023 Sep;24(5):809-820. doi: 10.1007/s40257-023-00783-7. Epub 2023 Jun 14.
PubMed 37316690Wang Y, Coyne K, Sofen H, Santanello N, Currie B, Zhang Z, Nograles K. Qualitative analysis and reproducibility assessment of the Scalp Itch Numeric Rating Scale among patients with moderate to severe plaque psoriasis of the scalp. J Dermatolog Treat. 2019 Dec;30(8):775-783. doi: 10.1080/09546634.2019.1577546. Epub 2019 Mar 5.
PubMed 30747550
Study at a glance
From the registry record, last updated by the sponsor on 13 May 2020. Recruitment status is as the sponsor reported it: confirm with the study team.
- Official title
- A Phase 3, Multi-Center, Randomized, Placebo-Controlled, Double-Blind, Study of the Efficacy and Safety of Apremilast (CC-10004) in Subjects With Moderate to Severe Plaque Psoriasis of the Scalp
- ClinicalTrials.gov ID
- NCT03123471
- Acronym / sponsor ID
- STYLE / CC-10004-SPSO-001
- Conditions
- Psoriasis
- Keywords
- Plaque Psoriasis, Scalp, Double-Blind, Efficacy, Safety, CC-10004, Apremilast, Otezla
- Phase
- Phase 3
- Study type
- Interventional
- Recruitment status
- Completed
- Enrolment
- 303 participants (actual)
- Lead sponsor
- AmgenIndustry (pharma, biotech, devices)
- Study start
- 16 May 2017 (actual)
- Primary completion
- 13 Aug 2018 (actual)
- Study completion
- 9 Jan 2019 (actual)
- First posted
- 21 Apr 2017 (actual)
- Results
- Posted 4 Sep 2019
Clinical summary
The research question as the sponsor registered it. This describes what the study plans to test, not what it found.
This is a Phase 3, multicenter, randomized, placebo-controlled, double-blind study of the efficacy and safety of apremilast (CC-10004) in subjects with moderate to severe plaque psoriasis of the scalp.
Approximately 300 subjects with moderate to severe plaque psoriasis of the scalp will be randomized 2:1 to receive either apremilast 30 mg twice daily (BID) or placebo for the first 16 weeks.
Detailed description
The study will consist of four phases:
- Screening Phase - up to 35 days
- Double-blind Placebo-controlled Phase- Weeks 0 to 16 Subjects will receive treatment with one of the following:
- apremilast 30 mg tablets orally BID or
- placebo tablets (identical in appearance to apremilast 30 mg tablets) orally BID
- Apremilast Extension Phase - Weeks 16 to 32
- All subjects who had received placebo during the placebo-controlled phase will be switched to apremilast 30 mg BID (or continue with) apremilast. At Week 16, all subjects will maintain this dosing through Week 32.
- Observational Follow-up Phase
- Four-week Post-Treatment Observational Follow-up Phase for all subjects who complete the study or discontinue from the study early.
Study design
- Primary purpose
- Treatment
- Allocation
- Randomised
- Intervention model
- Parallel groups
- Masking
- Quadruple blind (participant, care provider, investigator, outcomes assessor)
- Number of arms
- 2
| Arm | Type | Receives |
|---|---|---|
| Apremilast 30 mg BID | Experimental | Drug: Apremilast, Other: PlaceboApremilast 30 mg tablets orally twice daily (BID) during Weeks 0 to 32 |
| Placebo | Placebo comparator | Other: PlaceboPlacebo tablets BID during weeks 0 to 16; at week 16, placebo participants were switched to apremilast 30 mg tablets BID for 16 weeks (from Week 16 to Week 32) |
Who may qualify
- Ages
- 18 years and older
- Sex
- All
- Healthy volunteers
- Not accepted
- Age groups
- Adult, Older adult
Key inclusion criteria (12 listed)
- Males or females, ≥ 18 years of age at the time of signing the informed consent document
- Be willing and able to adhere to the study visit schedule and other protocol requirements.
- Have a diagnosis of moderate to severe plaque psoriasis of the scalp at screening and baseline
- Must be a candidate for phototherapy and/or systemic therapy for either body or scalp psoriasis lesions.
- Have moderate to severe plaque psoriasis at screening and baseline
Key exclusion criteria (19 listed)
- Other than psoriasis, history of any clinically significant uncontrolled disease.
- Any condition, including the presence of laboratory abnormalities, which would place the subject at unacceptable risk if he/she were to participate in the study.
- Pregnant or breast feeding
- Hepatitis B surface antigen positive at screening
- Anti-hepatitis C antibody positive at screening
Eligibility is decided by the study team after screening; this overview does not establish that a patient qualifies. Full inclusion and exclusion criteria.
Interventions
| Intervention | Type | Arms |
|---|---|---|
| ApremilastAlso: CC-10004Apremilast 30 mg tablets BID from weeks 0 to 32. | Drug | Apremilast 30 mg BID |
| PlaceboPlacebo tablets twice daily (BID) for 16 weeks; placebo participants were switched to apremilast 30 mg at week 16. | Other | Apremilast 30 mg BID, Placebo |
Primary outcome
Percentage of Participants With Scalp Physician Global Assessment (ScPGA) Score of Clear (0) or Almost Clear (1) With at Least a 2-Point Reduction From Baseline
Time frame: Baseline to Week 16
The ScPGA is a measurement of overall scalp involvement by the investigator at the time of evaluation. The ScPGA is a 5-point scale ranging from 0 (clear) to 4 (severe), incorporating an assessment of the severity of the 3 primary signs of the disease: erythema, scaling, and plaque elevation. When making the assessment of overall scalp severity, the investigator factored in areas that had already been cleared (ie, had scores of 0), not limited to the evaluation of remaining lesions for severity; consequently, the severity of each sign was averaged across all areas of involvement, including cleared lesions.
8 secondary outcomes
Percentage of Participants With ≥ 4-Point Reduction (Improvement) From Baseline in the Whole Body Itch Numeric Rating Score at Week 16
Time frame: Baseline to Week 16
Percentage of Participants With ≥ 4-Point Reduction (Improvement) From Baseline in the Scalp Itch Numeric Rating Score (NRS) at Week 16
Time frame: Baseline to Week 16
Percentage of Participants With ≥ 4-Point Reduction (Improvement) From Baseline in the Whole Body Itch NRS Score by Visit in the Placebo-Controlled Phase
Time frame: Baseline to Weeks 2, 4, 6, 8 and 12
Percentage of Participants With ≥ 4-Point Reduction (Improvement) From Baseline in the Scalp Itch NRS Score by Visit in the Placebo-Controlled Phase
Time frame: Baseline to Weeks 2, 4, 8 and 12
Change From Baseline in Dermatological Life Quality Index (DLQI) Total Score at Week 16
Time frame: Baseline to Week 16
Number of Participants With Treatment Emergent Adverse Events (TEAE) During the Placebo-Controlled Phase
Time frame: Week 0 to Week 16; mean duration of exposure was 14.5 weeks and 14.6 weeks for participants randomized to placebo and apremilast respectively.
Number of Participants With Treatment Emergent Adverse Events During the Apremilast-Extension Phase
Time frame: Weeks 16 to Week 32; the mean treatment duration was 14.6 weeks and 15.3 weeks in the APR 30/APR 30 BID and placebo/APR 30 BID arms, respectively
Number of Participants With Treatment Emergent Adverse Events During the Apremilast-Exposure Period
Time frame: Week 0 to 32;
Results and safety
Loading the posted results from ClinicalTrials.gov…
Research links
- Official record on ClinicalTrials.govLast updated by the sponsor 13 May 2020.
- Posted resultsParticipant flow, baseline, all outcome measures and adverse events.
- Derived from this study: PubMed 42825996Strober B, Lebwohl M, van de Kerkhof P, Gold LS, Merola JF, Okubo Y, Gisondi P, Zhou Z, Chaudhari S, Deignan C, Mrowietz U. Efficacy of Apremilast in Patients with Psoriasis with Limited Skin Involvement, Including High-Impact Site Involvement: A Pooled Analysis of Six Trials. Dermatol Ther (Heidelb). 2026 Oct 2. doi: 10.1007/s13555-026-01921-9. Online ahead of print.
- Derived from this study: PubMed 37316690Mease PJ, Hatemi G, Paris M, Cheng S, Maes P, Zhang W, Shi R, Flower A, Picard H, Stein Gold L. Apremilast Long-Term Safety Up to 5 Years from 15 Pooled Randomized, Placebo-Controlled Studies of Psoriasis, Psoriatic Arthritis, and Behcet's Syndrome. Am J Clin Dermatol. 2023 Sep;24(5):809-820. doi: 10.1007/s40257-023-00783-7. Epub 2023 Jun 14.
- Derived from this study: PubMed 30747550Wang Y, Coyne K, Sofen H, Santanello N, Currie B, Zhang Z, Nograles K. Qualitative analysis and reproducibility assessment of the Scalp Itch Numeric Rating Scale among patients with moderate to severe plaque psoriasis of the scalp. J Dermatolog Treat. 2019 Dec;30(8):775-783. doi: 10.1080/09546634.2019.1577546. Epub 2019 Mar 5.
- Individual participant dataSharing planned: Yes. De-identified individual patient data for variables necessary to address the specific research question in an approved data sharing request
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Referral and contact
AzTrials does not enrol participants or take referrals. Contact the study team or a site listed below; they decide who can take part. This study is not recruiting at the moment.
MD study director
Amgen
45 sites in 2 countries: see every site and its status.
Questions about this trial
What is this clinical trial studying?
A Phase 3 study testing Apremilast in people with Psoriasis, run by Amgen at 45 sites in 2 countries.
The full registered description is in the About this study section and the official record.
Who may be eligible to take part?
The sponsor lists 12 inclusion and 19 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.
Is this clinical trial currently recruiting?
The record says: finished, as of the sponsor's last update on 13 May 2020. Status can change between updates, so confirm with the study contact before making plans.
Where is the study taking place?
The record lists 45 sites in United States, Canada. Whether a site is taking part right now should be confirmed with that site. See every site.
What are the possible benefits and risks?
They depend on the study and the treatment, and no study can promise a benefit. Some participants in this study may receive a placebo. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.
What does this phase mean?
Phase 3 studies compare the treatment with the current standard treatment or a placebo in a large group, to confirm how well it works and watch for side effects.
Not every study follows the same path, and some studies (observational studies, device studies) have no phase.
Are results available for this study?
Yes. Results are posted in the registry (first posted 4 Sep 2019). A summary is in the For doctors view, and the full results are on ClinicalTrials.gov.
How can a doctor refer a patient or contact the research team?
The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.
What does the primary outcome measure?
Percentage of Participants With Scalp Physician Global Assessment (ScPGA) Score of Clear (0) or Almost Clear (1) With at Least a 2-Point Reduction From Baseline (time frame: Baseline to Week 16). It is what the study was designed to measure, not a finding.
Where can I read the original study information?
On the ClinicalTrials.gov record for NCT03123471, which also lists 3 linked publications.
Does a listing mean the treatment is approved or proven to work?
No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.
How often is this information updated?
AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 13 May 2020.