Status:

RECRUITING

PASS of Xromi Comparing Safety and Effectiveness in Children Under 2 Years With Sickle Cell Disease [PRECISE PASS]

Lead Sponsor:

Nova Laboratories Limited

Collaborating Sponsors:

OXON Epidemiology

Conditions:

Sickle Cell Disease

Eligibility:

All Genders

9-23 years

Brief Summary

This post-authorisation safety and efficacy study (PRECISE PASS) evaluates the use of Xromi® (hydroxycarbamide 100 mg/mL oral solution) in children aged 9 months to under 2 years with sickle cell dise...

Detailed Description

The PRECISE study is a combined Post-Authorisation Safety Study (PASS) (Category 3) and a Post-Authorisation Efficacy Study that aims to provide data on the safety and effectiveness of hydroxycarbamid...

Eligibility Criteria

Inclusion

  • Prospective Exposure Cohort
  • Inclusion criteria:
  • Aged from 9 months to under 2 years at the index date.
  • Diagnosis of SCD.
  • Known β-globin genotype at the index date.
  • Prescribed Xromi® for the prevention of complications of SCD.
  • Parent(s) (or a legal representative(s)) provides written informed consent to participate in the study, unless there is a waiver, non-opposition, or blanket written informed consent by the parent for research studies.
  • Exclusion criteria:
  • Previous use of hydroxycarbamide of any formulation before the index date.
  • Receiving regular blood transfusions (occurring every 8 weeks or more frequently) at the index date.
  • Known hypersensitivity to any of the excipients of Xromi® at the index date.
  • Contraindications to the drug at the index date: severe hepatic impairment (Child-Pugh classification C); severe renal impairment (creatinine clearance: CrCl \<30 ml/min); presence of at least one of the following: Absolute neutrophil count (ANC) \< 1.0 x 10\^9/L, absolute reticulocyte count (ARC) \<80 x 10\^9/L, platelets \<80 x 10\^9/L.
  • Participating in another clinical study of an investigational medicinal product (IMP) at the index date.
  • Anti-retroviral medicinal products for human immunodeficiency virus (HIV) at the index date.
  • Active malignancy at the index date.
  • Participants in the prospective exposure cohort who are prescribed Xromi® but do not initiate treatment will be excluded from the dataset.
  • Retrospective Comparator cohort
  • Inclusion criteria:
  • Aged from 9 months to under 2 years at the index date.
  • Diagnosis of SCD.
  • Known β-globin genotype.
  • Matched to an exposed participant.
  • Parent(s) (or a legal representative(s)) provides written informed consent to participate in the study, unless there is a waiver, non-opposition, or blanket written informed consent by the parent for research studies.
  • Exclusion criteria:
  • Use of hydroxycarbamide of any formulation before or at the index date.
  • Receiving regular blood transfusions (occurring every 8 weeks or more frequently) at the index date.
  • Presence at the index date of any of the following: severe hepatic impairment (Child-Pugh classification C); severe renal impairment (CrCl \<30 ml/min); presence of at least one of the following: ANC \< 1.0 x 10\^9/L, ARC \< 80 x 10\^9/L, platelets \< 80 x 10\^9/L).
  • Participating in another clinical study of an IMP at the index date.
  • Anti-retroviral medicinal products for HIV at the index date.
  • Active malignancy at the index date.

Exclusion

    Key Trial Info

    Start Date :

    June 9 2025

    Trial Type :

    OBSERVATIONAL

    Allocation :

    ESTIMATED

    End Date :

    June 1 2029

    Estimated Enrollment :

    180 Patients enrolled

    Trial Details

    Trial ID

    NCT06923111

    Start Date

    June 9 2025

    End Date

    June 1 2029

    Last Update

    August 6 2025

    Active Locations (5)

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    Page 1 of 2 (5 locations)

    1

    Basildon University Hospital

    Basildon, Essex, United Kingdom, SS16 5NL

    2

    Noah's Ark Children's Hospital for Wales

    Cardiff, Leicestershire, United Kingdom, CF14 4XW

    3

    University College London Hospital

    London, North London, United Kingdom, NW1 2PG

    4

    The Royal London Hospital

    London, Whitechapel, United Kingdom, E1 1FR