Viewing Study NCT01852318


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Study NCT ID: NCT01852318
Status: UNKNOWN
Last Update Posted: 2014-04-15
First Post: 2013-05-08
Is NOT Gene Therapy: False
Has Adverse Events: False

Brief Title: Pregabalin for the Treatment of Uremic Pruritus
Sponsor: National Taiwan University Hospital
Organization:

Study Overview

Official Title: A Multicenter, Double-blind, Randomized, Placebo and Active-controlled Study of Pregabalin for the Treatment of Uremic Pruritus
Status: UNKNOWN
Status Verified Date: 2014-04
Last Known Status: NOT_YET_RECRUITING
Delayed Posting: No
If Stopped, Why?: Not Stopped
Has Expanded Access: False
If Expanded Access, NCT#: N/A
Has Expanded Access, NCT# Status: N/A
Acronym: None
Brief Summary: Pruritus s a very distressing problem affecting patients with uremia and the prevalence of uremic pruritus (UP) ranges between 22% to 66%. Although some studies suggested pruritus is being decreased recently by use of better dialysis techniques, accumulating studies have shown the still high prevalence of UP. Because of its long duration, frequency and high intensity, UP has been reported to have a negative impact upon the patients' quality of life (QoL). However, the therapies in use, including antihistamines, ultraviolets, opioid antagonists and topical agents, are generally of insufficient efficacy, failing to provide adequate and long-lasting relief. Based on the neuropathic hypothesis and frequent co-occurrence of chronic pruritus and peripheral neuropathy in the patients undergoing hemodialysis, gabapentin, a medication widely used for a spectrum of neuropathic pain syndromes, has recently been suggested to be effective in the treatment of UP.Pregabalin, another gabaergic drug structurally related to gabapentin, have an advantage over gabapentin in terms of its more rapid response to stressful symptoms. Only two very recently small-scaled studies evaluate the effect of pregabalin for UP. However, both these studies were not randomized, placebo-controlled trails.As UP is still one of the most vexing and disabling symptoms in patients with ESRD, we decided to do this multicenter, randomized double-blind placebo-controlled trial (RCT) with a larger sample size and a longer duration.
Detailed Description: Pruritus s a very distressing problem affecting patients with uremia and the prevalence of uremic pruritus (UP) ranges between 22% to 66%. Although some studies suggested pruritus is being decreased recently by use of better dialysis techniques, accumulating studies have shown the still high prevalence of UP. Because of its long duration, frequency and high intensity, UP has been reported to have a negative impact upon the patients' quality of life (QoL). However, the therapies in use, including antihistamines, ultraviolets, opioid antagonists and topical agents, are generally of insufficient efficacy, failing to provide adequate and long-lasting relief. Based on the neuropathic hypothesis and frequent co-occurrence of chronic pruritus and peripheral neuropathy in the patients undergoing hemodialysis, gabapentin, a medication widely used for a spectrum of neuropathic pain syndromes, has recently been suggested to be effective in the treatment of UP.

Pregabalin, another gabaergic drug structurally related to gabapentin, have an advantage over gabapentin in terms of its more rapid response to stressful symptoms. Only two very recently small-scaled studies evaluate the effect of pregabalin for UP. However, both these studies were not randomized, placebo-controlled trails.

Studies focusing on the treatment of UP were limited and no studies comparing the efficacy between pregabalin and antihistamine, most widely used for the therapy of UP currently, were conducted. Additionally. there were few studies investigating the effect of the drugs used for UP on the QoL outcomes, though UP has a great impact on the patients' QoL. As UP is still one of the most vexing and disabling symptoms in patients with ESRD, we decided to do this multicenter, randomized double-blind placebo-controlled trial (RCT) with a larger sample size and a longer duration.

Objectives:

To investigate the efficacy and the safety of pregabalin, as compared with fexofenadine and placebo, in the treatment of uremic pruritus.

Methods:

This is a multicenter RCT. Haemodialysis patients with established UP were enrolled from multiple medical centers in Taiwan. All patients will be randomly allocated to receive one of three treatments -pregabalin 75mg daily, fexofenadine 60 mg daily, or placebo-for 12 weeks. The primary endpoint of the study is the change in the visual analogue score and pruritus score. The changes in QoL measures, including Skindex-10, Brief Itching Inventory and Itch Medical Outcomes Study, are also assessed before, during and after therapy. Safety is assessed at all visits throughout the study. A follow-up visit will be performed 2 weeks after administration of the final dose of study

Study Oversight

Has Oversight DMC: False
Is a FDA Regulated Drug?: None
Is a FDA Regulated Device?: None
Is an Unapproved Device?: None
Is a PPSD?: None
Is a US Export?: None
Is an FDA AA801 Violation?:

Secondary ID Infos

Secondary ID Type Domain Link View
T-NTUH-8407 OTHER Research Ethics comittee of NTUH View