Clinical trial Recruiting at 1 site Observational Ages 18 to 99

Patient Library for Pruritus Sine Materia

Official title: Establishment of a Patient Library in Patients With Pruritus Sine Materia

Run by University Hospital, Brest · NCT05678309 · Data updated 2026-11-12

This study tests whether a detailed, long-term collection of blood, skin samples, and questionnaires can deepen understanding of pruritus sine materia and its causes.

Quick facts

Study typeObservational
Ages18 Years to 99 Years
SexAll
Enrollment175 (estimated)
SponsorUniversity Hospital, Brest
Academic / other
Locations1 site (Brest)
StatusRecruiting
StartedJune 16, 2023
Main results expectedJune 2033
Study endsJune 2033
Registry record updatedJune 25, 2026
Trial IDNCT05678309 on ClinicalTrials.gov

Is this trial a fit for you?

Likely a good fit

Adults diagnosed with pruritus sine materia who can provide consent and agree to long-term follow-up.

Probably not a fit

Individuals who do not experience changes in clinical management from participating or who are lost to follow-up may not receive direct benefits.

A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.

What this trial studies

This observational cohort will collect blood, a skin biopsy, a skin swab, and five patient questionnaires at enrollment, then repeat the same questionnaires and clinical data annually for five years. No further biological samples are planned after baseline. The aim is to link clinical features with biological data to improve knowledge about pruritus sine materia etiologies. The study is conducted at the dermatology service of CHRU Brest with University Hospital, Brest as the lead sponsor.

Why it matters

Potential benefit: If successful, the study could improve understanding of the causes of pruritus sine materia and guide future research and management.

How similar studies have gone: Other observational cohorts in dermatology have shown that collecting longitudinal biological and clinical data can reveal associations between symptoms and underlying biology.

Who can join: the full rules

Show full inclusion / exclusion criteria
Inclusion Criteria:

* Diagnosis of pruritus sine materia
* Collection of consent
* Adult

Exclusion Criteria:

\- Refusal to participate in the study

Where it's running

  • Service de dermatologie, CHRU BREST
    Brest, France
    Recruiting

Study contacts

Similar studies

Other studies for the same condition or treatment. Recruiting studies are listed first.

How to take part

  1. Review the eligibility criteria above with your treating physician.
  2. Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
  3. Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.
Last reviewed 2026-11-14 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.