Status:

COMPLETED

Bleeding Incidence in VWD Patients Undergoing On-Demand Treatment

Lead Sponsor:

Octapharma

Conditions:

Von Willebrand Diseases

Eligibility:

All Genders

66+ years

Brief Summary

The purpose of this study is to prospectively obtain reliable data on the bleeding and treatment pattern of patients with VWD undergoing on-demand treatment with a VWF-containing product over a period...

Eligibility Criteria

Inclusion

  • Patients who meet all of the following criteria are eligible for the study:
  • Male or female patients aged ≥5.5 years at the time of enrolment
  • VWD type 1 (baseline von Willebrand factor activity \[VWF:RCo\], \<30 IU/dL), 2A, 2B, 2M, or 3 according to medical history requiring substitution therapy with a VWF-containing product to control bleeding
  • Currently receiving frequent on-demand treatment with a VWF-containing product
  • In female patients of child-bearing potential using hormonal contraception, the medication class should remain unchanged for the duration of their study participation
  • Voluntarily given, fully informed written and signed consent obtained before collection of any patient data

Exclusion

  • Patients who meet any of the following criteria are not eligible for the study:
  • Patients currently on prophylaxis for VWD (except for perioperative prophylaxis) as well as patients having received treatment once a month for menstrual bleeding, but not for any other bleeds
  • Patients whose VWD treatment is planned to be switched from on-demand to prophylactic treatment in the next 6 months
  • History, or current suspicion, of VWF or FVIII inhibitors
  • Medical history of a thromboembolic event within 6 months before enrolment
  • Severe liver or kidney diseases as described in the medical records
  • Female patients with an existing or suspected pregnancy or who are breast-feeding at the time of enrolment
  • Change in hormonal contraception within 6 months before enrolment
  • Cervical or uterine conditions causing abnormal uterine bleeding (including infection or dysplasia)
  • Other coagulation disorders or bleeding disorders due to anatomical reasons
  • Participation in an interventional clinical study during the 6-month of study period
  • Inability to complete the patient diary to reliably evaluate the type, frequency, and treatment of BEs during the 6-month study period

Key Trial Info

Start Date :

June 25 2019

Trial Type :

OBSERVATIONAL

Allocation :

ACTUAL

End Date :

January 31 2021

Estimated Enrollment :

56 Patients enrolled

Trial Details

Trial ID

NCT04053699

Start Date

June 25 2019

End Date

January 31 2021

Last Update

December 7 2023

Active Locations (15)

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Page 1 of 4 (15 locations)

1

Children's Healthcare of Atlanta

Atlanta, Georgia, United States, 30329

2

Republican Research Center for Radiation Medicine and Human Ecology

Homyel, Belarus

3

Specialized Hospital for Active Treatment of Haematological Diseases" EAD, Sofia

Sofia, Bulgaria

4

"UMHAT Sveta Marina" EAD.

Varna, Bulgaria, 9010