A Phase 1/2 interventional study of SHR-1314 and Placebo in Moderate-to-severe Chronic Plaque Psoriasis, sponsored by Jiangsu HengRui Medicine Co., Ltd.. Completed at 13 sites in 3 countries. Open to participants aged 18 Years and older. Per ClinicalTrials.gov, last updated 2023-08-08.
Sponsored by Jiangsu HengRui Medicine Co., Ltd. · Phase 1/2, Interventional, and Treatment
This is a multi-regional, randomized, double-blind, placebo-controlled, clinical trial to evaluate the safety, tolerability, pharmacokinetics (PK), and efficacy of SHR-1314 in adults with moderate-to-severe plaque psoriasis.
This study is a multiple dose escalating design to evaluate the safety, PK, and pharmacodynamics (PD) of multiple subcutaneous injections of SHR-1314. There are two parts in this study. The safety, PK, and PD will be evaluated in Part A, the dose escalation part. The efficacy and safety on different doses will be assessed in parallel-groups in Part B.
Jiangsu HengRui Medicine Co., Ltd. is the lead sponsor of 570 studies on the registry; 85 are open to participants now.
Of its 10 completed or terminated interventional studies of FDA-regulated products, 1 (10%) have results posted.
Counted across the registry records on this site, refreshed daily.
Major Inclusion Criteria:
At the time of randomization, moderate to severe plaque psoriasis, defined by:
Major Exclusion Criteria:
Have evidence of positive test for hepatitis B, hepatitis C antibody, or human immunodeficiency virus (HIV) antibodies.
A positive test for hepatitis B is defined as 1) positive for hepatitis B surface antigen [HBsAg], or 2) positive for anti-hepatitis B core antibody [HBcAb+] but negative for hepatitis B surface antibody [HBsAb-].
SHR-1314 80mg, subcutaneously
Biological: SHR-1314 · Drug: Placebo
SHR-1314 160mg, subcutaneously
Biological: SHR-1314 · Drug: Placebo
SHR-1314 240mg, subcutaneously
Biological: SHR-1314 · Drug: Placebo
SHR-1314 40mg, subcutaneously
Biological: SHR-1314
SHR-1314 80mg, subcutaneously
Biological: SHR-1314
SHR-1314 160mg, subcutaneously
Biological: SHR-1314
SHR-1314 240mg, subcutaneously
Biological: SHR-1314
SHR-1314 Placebo, subcutaneously
Drug: Placebo
Administered subcutaneously
Administered subcutaneously
Number of Participants With Clinically Significant Events (Part A)
Clinically significant events were defined as abnormal laboratory values and/or adverse events that are related to treatment
Time frame: From baseline through 24 weeks
Pharmacokinetics (PK) of SHR-1314 (Part A)
Time to Reach the Maximum Concentration After Drug Administration (Tmax)
Time frame: From baseline through 24 weeks
Pharmacokinetics (PK) of SHR-1314 (Part A)
Observed Maximum Serum Concentration Following Drug Administration (Cmax)
Time frame: From baseline through 24 weeks
Percentage of Participants With Anti-SHR-1314 Antibodies (Part A)
Percentage of participants with treatment-emergent positive anti-SHR-1314 antibodies was summarized by treatment group. Percentage was calculated based on the number of evaluable participants and was calculated by number of participants with treatment-emergent positive anti-SHR-1314 antibodies / number of evaluable participants \* 100%.
Time frame: From baseline through 24 weeks
Percentage of subjects who achieve Psoriasis Area Severity Index (PASI) score 75 (Part B)
Percentage of subjects who achieve at least 75% improvement in the PASI (PASI 75)
Time frame: From baseline through 12 weeks
Psoriasis Area Severity Index (PASI) score
PASI combines the extent of body surface involvement in 4 anatomical regions(head,trunk,arms,and legs).For each region the percent area of skin involved was estimated from 0(0%) to 6(90%-100%) and severity was estimated by clinical signs of erythema,induration and scaling with a scores range from 0(none) to 4(very severe).Each area is scored by itself and the scores were then combined for the final PASI. Final PASI calculated as:sum of severity parameters for each region\*area score\*weighing factor (head\[0.1\],upper limbs\[0.2\],trunk\[0.3\],lower limbs \[0.4\]).Overall scores range from 0(no psoriasis) to 72(most severe disease). Percent change from baseline in PASI score over time will be evaluated.
Time frame: From baseline through 24 weeks (Part A) or 36 weeks (Part B)
Physician's Global Assessment (PGA) of 0 or 1 achievement
The PGA of psoriasis is scored on a 6-point scale, reflecting a global consideration of the erythema, induration, and scaling across all psoriatic lesions. Average erythema, induration, and scaling are scored separately over the whole body according to a 6-point severity scale (0 \[clear\] to 5 \[severe\]). The total score was calculated as average of the 3 severity scores and rounded to the nearest whole number score to determine the PGA score and category (0=clear; 1=almost clear; 2=mild; 3=moderate; 4=moderate to severe; 5 = severe). Proportion of subjects achieving PGA response of 0 or 1 over time will be evaluated. PGA response of 0 or 1 is defined as a PGA score of 0 (clear) or 1 (almost clear) and an improvement of at least 2 points on the PGA scale from baseline.
Time frame: From baseline through 24 weeks (Part A) or 36 weeks (Part B)
Change of dermatology life quality index (DLQI) score
Change from baseline in DLQI over time. This DLQI is a 10-question patient administered questionnaire that covers six quality of life domains including symptoms and feelings, daily activities, leisure, work and school, personal relationships, and treatment, with total scores ranging from 0-30 (less to more impairment)
Time frame: From baseline up to 12 weeks (Part A) or 36 weeks (Part B)
Change from baseline in Body Surface Area (BSA)
Change from baseline in the BSA affected by psoriasis over time.
Time frame: From baseline through 12 weeks (Part A) or (Part B)
Ran from Dec 2017 to primary completion in Aug 2020, 32 months.
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