Using L-Arginine to treat children with Sickle Cell Disease and heart issues

Clinical Study to Evaluate the Possible Efficacy and Safety of L-Arginine in Children Having Sickle Cell Disease With Increased Tricuspid Regurgitant Jet Velocity

Phase 3 Interventional Tanta University · NCT05470998

This study is testing if L-Arginine can help children with Sickle Cell Disease and heart issues feel better and improve their heart function.

Quick facts

PhasePhase 3
Study typeInterventional
Enrollment50 (estimated)
Ages5 Years to 18 Years
SexAll
SponsorTanta University Academic / other
Locations1 site (Tanta, Other (Non U.s.))
Trial IDNCT05470998 on ClinicalTrials.gov

What this trial studies

This study investigates the efficacy and safety of L-Arginine in children aged 5 to 18 years who have Sickle Cell Disease and exhibit increased Tricuspid Regurgitant Jet Velocity. The intervention aims to assess whether L-Arginine can improve heart function and overall health in these patients. The study is interventional and is classified as a Phase 3 trial, indicating it is designed to confirm effectiveness and monitor side effects in a larger population.

Who should consider this trial

Good fit: Ideal candidates are children aged 5-18 years diagnosed with Sickle Cell Disease and increased Tricuspid Regurgitant Jet Velocity.

Not a fit: Patients with other chronic hemolytic anemias, documented pulmonary hypertension from causes other than Sickle Cell Disease, or those with allergies to L-Arginine may not benefit from this study.

Why it matters

Potential benefit: If successful, this treatment could improve heart function and quality of life for children suffering from Sickle Cell Disease.

How similar studies have performed: While this specific approach may be novel, similar studies exploring treatments for Sickle Cell Disease have shown varying degrees of success.

Eligibility criteria

Show full inclusion / exclusion criteria
Inclusion Criteria:

* children having Sickle Cell Disease with increased Tricuspid Regurgitant Jet Velocity
* age 5-18 years

Exclusion Criteria:

* Another chronic hemolytic anemia.
* Patients with documented causes of pulmonary hypertension other than SCD.
* Allergy to L-arginine.
* Patients with Asthma.
* Hepatic dysfunction: serum Alanine Aminotransferase (ALT) \> 3X upper value.
* Renal dysfunction: Creatinine level greater than or equal to 1.2 mg/dl.

Where this trial is running

Tanta, Other (Non U.s.)

Study contacts

How to participate

  1. Review the eligibility criteria above with your treating physician.
  2. Visit the official trial page on ClinicalTrials.gov for the most current contact information and recruitment status.
  3. Contact the listed study coordinator or principal investigator to request pre-screening. Pre-screening is free and never obligates you to enroll.
Conditions Sickle Cell Disease
Last reviewed 2026-06-13 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.