Purpose

To assess the safety and descriptive efficacy of apixaban in pediatric subjects requiring anticoagulation for the treatment of a VTE.

Condition

Eligibility

Eligible Ages
Between 3 Months and 17 Years
Eligible Genders
All
Accepts Healthy Volunteers
No

Inclusion Criteria

  1. 3 months to <18 years of age with a minimum weight of 6 kg at the time of randomization.
  2. Presence of an index VTE which is confirmed by imaging.
  3. Intention to manage the index VTE with anticoagulation treatment for at least 12 weeks.

Exclusion Criteria

  1. Anticoagulant treatment for the index VTE for greater than 7 days prior to randomization.
  2. Thrombectomy, thrombolytic therapy, or insertion of a caval filter to treat the index VTE.
  3. A mechanical heart valve.
  4. Active bleeding or high risk of bleeding at the time of randomization.
  5. Intracranial bleed, including intraventricular hemorrhage, within 3 months prior to randomization.
  6. Abnormal baseline liver function at randomization.
  7. Inadequate renal function at the time of randomization.
  8. Platelet count <50×109 per L at randomization.
  9. Uncontrolled severe hypertension at the time of randomization.
  10. Use of prohibited concomitant medication at the time of randomization.
  11. Female subjects who are either pregnant or breastfeeding a child.

Study Design

Phase
Phase 4
Study Type
Interventional
Allocation
Randomized
Intervention Model
Parallel Assignment
Primary Purpose
Treatment
Masking
None (Open Label)

Arm Groups

ArmDescriptionAssigned Intervention
Experimental
Apixaban
Subjects between 3 month to <18 years will be dosed on a body weight tiered regimen. Subjects > or = 35 kg will receive 10 mg twice daily for 7 days followed by 5 mg twice daily thereafter;<35 kg to 25 kg will receive 8 mg twice daily for 7 days followed by 4 mg twice daily thereafter; <25 to 18 kg will receive 6 mg twice daily for 7 days and then 3mg twice daily thereafter; <18 to 12 kg will receive 4 mg twice daily for 7 days and then 2 mg twice daily thereafter; <12 to 9 kg will receive 3 mg twice daily for 7 days and then 1.5 mg twice daily thereafter; <9 kg to 6 kg will receive 2 mg twice daily for 7 days and 1 mg twice daily thereafter.
  • Drug: Apixaban
    Tablet or Solution
Active Comparator
Standard of Care
Subjects will receive a dose and dosing regimen of anticoagulation treatment based on usual and customary care per local practices.
  • Drug: Standard of Care
    Unfractionated heparin, low molecular weight heparin, and/or a vitamin K antagonist.

Recruiting Locations

University of Texas Health San Antonio
San Antonio, Texas 78229

More Details

NCT ID
NCT02464969
Status
Recruiting
Sponsor
Pfizer

Study Contact

Pfizer CT.gov Call Center
1-800-718-1021
ClinicalTrials.gov_Inquiries@pfizer.com

Notice

Study information shown on this site is derived from ClinicalTrials.gov (a public registry operated by the National Institutes of Health). The listing of studies provided is not certain to be all studies for which you might be eligible. Furthermore, study eligibility requirements can be difficult to understand and may change over time, so it is wise to speak with your medical care provider and individual research study teams when making decisions related to participation.