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A RANDOMIZED, DOUBLE-BLIND, PLACEBO CONTROLLED, DOSE-RANGING STUDY EVALUATING THE EFFICACY AND SAFETY OF EVO756 IN ADULTS WITH MODERATE TO SEVERE CHRONIC SPONTANEOUS URTICARIA

A RANDOMIZED, DOUBLE-BLIND, PLACEBO CONTROLLED, DOSE-RANGING STUDY EVALUATING THE EFFICACY AND SAFETY OF EVO756 IN ADULTS WITH MODERATE TO SEVERE CHRONIC SPONTANEOUS URTICARIA

Status
Recruiting
Phases
Phase 2
Study type
Interventional
Source
JPRN
Registry ID
JPRN-jRCT2061250019
Enrollment
16
Registered
2025-05-27
Start date
2025-05-27
Completion date
Unknown
Last updated
2026-06-29

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

Conditions

Chronic Spontaneous Urticaria

Interventions

Subjects will be treated with EVO756 or placebo for 12 weeks.

Sponsors

Nishiura Tomoyuki
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: 1. Male or female aged >-18 years at Screening. 2. Capable of providing written informed consent and willing and able to comply with study requirements. 3. Confirmed CSU diagnosis for >- 3 months with an inadequate response to H1 antihistamines. 4. Subjects who are taking H1-antihistamines must be on a stable regimen 4 weeks prior to Day 1 and while on study. 5. WOCBP who are sexually active with a non-sterile male partner must be willing to use highly effective contraceptive methods at least 28 days prior to Day 1 and throughout the study and for 90 days after the last study drug administration 6. Male subjects who are not vasectomized for at least 6 months prior to screening, and who are sexually active with a WOCBP must be willing to use an effective barrier method of contraception from the first study drug administration until at least 90 days after the last study drug administration. Female partners of male subjects who are WOCBP should use acceptable contraceptive methods at least 28 days prior to Day 1, throughout the study, and for 90 days after the last study drug administration. 7. Male subjects must agree to not donate sperm from the first study drug administration until 90 days following the last study drug administration. 8. Female subjects must agree to not donate oocytes or undergo in vitro fertilization from the first study drug administration until 90 days following the last study drug administration.

Exclusion criteria

Exclusion criteria: 1.Patients with serious illnesses such as heart, liver, kidney, lung, or blood diseases that make it difficult for them to participate in the clinical trial, as determined by the physician in charge. 2.Positive test for HIV, hepatitis B, or hepatitis C. 3.Liver and kidney function values that exceed the prescribed figures 4.History of hypersensitivity to EVO756, its components, or drugs of similar classes. 5.History of clinically significant drug or alcohol abuse in the last year prior to Day 1. 6.Pregnant, lactating, and possibly pregnant women or women planning a pregnancy within the study period and up to 3 months post treatment completion. 7.History of a major surgery within 8 weeks prior to Day 1, or major surgery planned during the study. 8.History of malignancy of any organ system treated or untreated, within the past 5 years.

Design outcomes

Primary

MeasureTime frame
Mean change from baseline in UAS7 at Week 12

Countries

Bulgaria, Canada, Germany, Hungary, Italy, Japan, Poland, Spain, US

Contacts

Public ContactClinical Trials Information -

Maruho Co.,Ltd. Kyoto R&D Center

ctinfo@mii.maruho.co.jp+81-75-325-3279

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026