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Mechanism of tacrolimus action on treatment-resistant pruritus in dialysis patients

Investigation of the effects of oral tacrolimus drug on treatment-resistant pruritus through interleukin 13 signaling pathways in dialysis patients

Status
Active, not recruiting
Phases
Phase 3
Study type
Interventional
Source
IRCT
Registry ID
IRCT20211222053485N1
Enrollment
80
Registered
2025-07-18
Start date
2025-07-23
Completion date
Unknown
Last updated
2025-07-21

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

Conditions

End-stage Kidney disease. End stage renal disease

Interventions

Intervention 1: Intervention group: Oral Tacrolimus capsule. Intervention 2: Control group: placebo.

Sponsors

Shiraz University of Medical Sciences
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to 60 Years

Inclusion criteria

Inclusion criteria: Age range between 18 and 60 years Patients with dialysis adequacy 3 times a week Dialysis patients with chronic itching for more than 3 months Average VAS score greater than 4 for 5 days prior to the start of the intervention Patients who agree to participate in this trial and provide written informed consent.

Exclusion criteria

Exclusion criteria: Intact parathyroid hormone greater than 1000 pg/mL within 1 month Serum potassium greater than 6 mg/dL Viral diseases (HBV, HIV, etc.) Aspartate transaminase (glutamic oxaloacetic transaminase) or alanine transaminase (glutamic pyruvic transaminase) more than 3 times the upper limit of normal History of active cancer undergoing treatment Patients scheduled for kidney transplantation within the next 3 months Active infection under treatment Current itching associated with skin conditions other than uremic itching Pregnancy or plan for pragnancy during the study period, or breastfeeding Allergic or hypersensitivity reaction to tacrolimus History of participating in another clinical trial within 2 months or planning to participate in another clinical trial

Design outcomes

Primary

MeasureTime frame
Uremic pruritus improvement rate; plasma interleukin 13 levels; interleukin 13 receptor gene expression. Timepoint: First, end of fourth week, end of eighth week. Method of measurement: VAS scale; ELISA, and Real time PCR.

Secondary

MeasureTime frame
Complete blood cell count, serum glucose, uric acid, total protein, albumin, total bilirubin, aspartate transaminase, alanine transaminase, alkaline phosphatase, blood urea, creatinine, and total cholesterol. Timepoint: First, end of fourth week, end of eighth week. Method of measurement: Autoanalyzer device.

Countries

Iran (Islamic Republic of)

Contacts

Public ContactFatemeh Masjedi

Shiraz University of Medical Sciences

masjedi_f@sums.ac.ir+98 901 383 4545

Outcome results

None listed

Source: IRCT (via WHO ICTRP) · Data processed: Feb 4, 2026