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Withdrawn Phase 1 Interventional

A Study of Oral L-citrulline in Sickle Cell Disease

ClinicalTrials.gov ID: NCT02659644

Public ClinicalTrials.gov record NCT02659644. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.

ClinicalTrials.gov public records Last synced Oct 18, 2026, 4:02 PM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Official title

A Phase I Dose-Ranging Study of Oral L-citrulline in Steady-State Sickle Cell

Brief summary

Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.

Sickle cell disease is a genetic red blood cell disorder that can result in blocking of the small blood vessels from sickle shaped red blood cells. This causes pain, the main feature of sickle cell disease. Also, low amounts of nitric oxide can occur in sickle cell disease, a substance important for widening the blood vessel wall and therefore preventing blockage of the small blood vessels. Citrulline is a drug that is known to increase nitric oxide. This is a phase I study of citrulline given by mouth to evaluate the safety, tolerability and appropriate dosing of this medication for individuals with sickle cell disease.

Study identification

NCT ID
NCT02659644
Recruitment status
Withdrawn
Study type
Interventional
Phase
Phase 1
Enrollment
Not listed

Conditions and interventions

Interventions

Drug

Eligibility (public fields only)

Age range
10 Years to 25 Years
Sex
All
Healthy volunteers
Healthy volunteers not accepted

This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.

Study timeline

Start date
Dec 2015 (Type not available)
Primary completion
Dec 31, 2017 (Estimated)
Completion
Dec 31, 2017 (Actual)
Last update posted
Jun 21, 2018

2015 – 2017

United States locations

U.S. sites
1
U.S. states
1
U.S. cities
1
Facility City State ZIP Site status
University of Mississippi Medical Center Jackson Mississippi 39216 —

Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT02659644, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
What this page does not do
No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
Where the data comes from
Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
Last refresh
Last update posted Jun 21, 2018 · Synced Oct 18, 2026

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Open the official record

The complete public registry record, listed eligibility criteria, and available contact information for NCT02659644 live on ClinicalTrials.gov.

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