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Does Indoxyl Sulfate Have a Role in Uremic Pruritus?

Does Indoxyl Sulfate Have a Role in Uremic Pruritus? A Laboratory and Interventional Study.

Status
Completed
Phases
NA
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT05634083
Enrollment
45
Registered
2022-12-01
Start date
2022-11-25
Completion date
2023-01-22
Last updated
2023-02-08

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

Conditions

Pruritus

Brief summary

Itching is a widespread and disturbing complain from patients with chronic kidney disease (CKD); epidemiologic data have suggested that approximately 40% of patients with end-stage renal disease experience moderate to severe itching. The pathogenesis of renal pruritus is multifactorial. Triggering factors may include uremia-related abnormalities, accumulation of uremic toxins, systemic inflammation and cutaneous xerosis. Indoxyl sulfate (IS) is a protein-bound uremic toxin resulting from the metabolism of dietary tryptophan accumulating in patients with end-stage renal disease.

Detailed description

Patients with end-stage renal disease undergoing hemodialysis complaining of itching not related to other cause than renal failure will take activated charcoal with foods and serum level of indoxyl sulphate will be studied

Interventions

DIETARY_SUPPLEMENTUremic pateints with itching

Activated charcoal

Sponsors

Benha University
Lead SponsorOTHER

Study design

Allocation
NA
Intervention model
SINGLE_GROUP
Primary purpose
TREATMENT
Masking
NONE

Intervention model description

Patients will take activated charcoal for two months

Eligibility

Sex/Gender
ALL
Age
18 Years to 55 Years
Healthy volunteers
Yes

Inclusion criteria

Patients with end-stage renal failure with itching undergoing regular hemodialysis

Exclusion criteria

Patients with other causes of itching as psoriasis, atopic dermatitis, scabies, and lichen planus

Design outcomes

Primary

MeasureTime frameDescription
Severity of itchingTwo monthsChange of severity of itching by The Visual Analogue Scale score

Countries

Egypt

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026