Status:

RECRUITING

Pharmacokinetics, Efficacy and Safety of Twice Daily Dosing Regimen of Hydroxycarbamide Dispersible Tablets in Children With Sickle Cell Disease

Lead Sponsor:

Theravia

Conditions:

Sickle Cell Disease

Eligibility:

All Genders

9-11 years

Phase:

PHASE2

Brief Summary

The purpose of this interventional, phase II, national, multicentric, non-randomised, open-label study is to evaluate the pharmacokinetics (PK), efficacy and safety of Hydroxycarbamide Paediatric disp...

Eligibility Criteria

Inclusion

  • Written informed consent, signed and dated by both parents or by the legally acceptable representative(s) of the children, and, if possible, assent from the children,
  • HbSS or HbSβ0 SCD,
  • Aged between 9 months and 11 years old,
  • Hydroxycarbamide naïve,
  • Parent(s) or legally acceptable representative(s) capable of communicating with the investigator and understanding the requirements and constraints of the study protocol and willing to comply with the study requirements,
  • Contraception criterion, if applicable: for patients who are sexually active
  • Affiliated to a social security plan or beneficiary of a similar insurance plan,
  • Patient must meet the following laboratory values : Absolute Neutrophil Count ≥ 1.0x109/L, Platelets ≥ 75x109/L and Haemoglobin (Hgb) \> 5.5 g/dL,
  • Transcranial Doppler (TCD) in the last 12 months indicating low risk for stroke is required for children over 18 months of age.

Exclusion

  • Participation in any other clinical study for any other pharmaceutical product within 4 weeks preceding the inclusion visit,
  • Patients who have had chronic blood transfusion or transfusion in the last 3 months preceding the inclusion visit,
  • Patients treated with other SCD-modifying therapies,
  • Patient with a stage 3, 4 or 5 chronic kidney disease,
  • Patients known to be infected with human immunodeficiency virus, hepatitis B virus, or hepatitis C virus,
  • Known hypersensitivity or allergy to the excipients,
  • Any surgical or medical condition or any significant illness that, in the opinion of the investigator, constitutes a risk or a contraindication to the participation of the patient to the study, or that may interfere with the objectives, conduct or evaluation of the study,
  • Female patients who are pregnant or lactating,
  • Any documented history of a clinical stroke or intracranial haemorrhage, or an uninvestigated neurologic finding within the past 12 months.

Key Trial Info

Start Date :

January 21 2025

Trial Type :

INTERVENTIONAL

Allocation :

ESTIMATED

End Date :

February 1 2027

Estimated Enrollment :

50 Patients enrolled

Trial Details

Trial ID

NCT06578507

Start Date

January 21 2025

End Date

February 1 2027

Last Update

September 17 2025

Active Locations (6)

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Page 1 of 2 (6 locations)

1

Centre Hospitalier Intercommunal Créteil

Créteil, France

2

GHEF- Site de Marne-la-Vallée

Jossigny, France

3

Hôpital Bicêtre

Le Kremlin-Bicêtre, France

4

Institut d'Hématologie et d'oncologie pédiatrique - IHOPe

Lyon, France