An Observational Study On The Safety And Tolerability Of Prolonged Thrombosis Prophylaxis With Fragmin®

The safety and scientific validity of this study is the responsibility of the study sponsor and investigators. Listing a study does not mean it has been evaluated by the U.S. Federal Government. Read our disclaimer for details. Identifier: NCT01046903
Recruitment Status : Completed
First Posted : January 12, 2010
Results First Posted : February 13, 2012
Last Update Posted : February 27, 2012
Information provided by (Responsible Party):

Brief Summary:
The objective of this study is to observe the safety, tolerability, and compliance in the use of Fragmin® for prolonged thromboprophylaxis in post-surgery high-risk orthopedic patients.

Condition or disease Intervention/treatment
Venous Thromboembolism Drug: Fragmin® (Dalteparin Sodium)

Detailed Description:
All patients prescribed Fragmin® (Dalteparin Sodium) for prolonged thromboprophylaxis will be eligible for study

Study Type : Observational
Actual Enrollment : 503 participants
Observational Model: Cohort
Time Perspective: Prospective
Official Title: An Observational Study On The Safety And Tolerability Of Prolonged Thrombosis Prophylaxis With Fragmin® (Dalteparin Sodium) In Patients Undergoing Major Orthopedic Surgery
Study Start Date : March 2010
Actual Primary Completion Date : February 2011
Actual Study Completion Date : February 2011

Resource links provided by the National Library of Medicine

MedlinePlus related topics: Blood Clots

Group/Cohort Intervention/treatment
1 Drug: Fragmin® (Dalteparin Sodium)
Administered per prescribing physician

Primary Outcome Measures :
  1. Physician's Assessment of Efficacy of Treatment [ Time Frame: Baseline up to Week 5 ]
    Efficacy of treatment as assessed by physician was evaluated on the 5 point categorical scale: excellent, very good, good, fair, poor.

Information from the National Library of Medicine

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Ages Eligible for Study:   18 Years and older   (Adult, Older Adult)
Sexes Eligible for Study:   All
Accepts Healthy Volunteers:   No
Sampling Method:   Non-Probability Sample
Study Population
The adult population (women and men) after major orthopedic surgery.

Inclusion Criteria:

  • Male or female patient, undergoing major orthopedic surgery
  • At least 18 years old

Exclusion Criteria:

  • Hypersensitivity to Fragmin or other low molecular weight heparins or unfractioned heparin;
  • History of heparin induced thrombocytopaenia type II
  • Acute gastroduodenal ulcer, cerebral haemorrhage, or other active haemorrhage.
  • Serious coagulation disorder;
  • Septic endocarditis;
  • Injuries to and operations in the central nervous system, eye and ear within one month before orthopaedic surgery;
  • Spinal or epidural anesthesia or other procedures requiring spinal puncture and concomitant treatment with high doses of dalteparin (such as those needed to treat acute deep vein thrombosis, pulmonary embolism, and Unstable coronary artery disease);
  • Patients with serum creatinine level > 150 umol/l;
  • Platelet count of less than 100 000 per cubic millimeter at the beginning of the therapy;
  • High probability that patient will not return to the centre for follow-up;
  • Patient on oral anticoagulation therapy in the last 7 days;
  • Ongoing anticoagulant therapy with other medications or non-pharmacologic therapy during the study period;
  • Weight less than 40 kg;
  • Simultaneous participation in another pharmacological study or receiving any investigational drug 30 days or less before surgery;
  • Pregnancy or breastfeeding;
  • Clinically significant hepatic dysfunction.

Information from the National Library of Medicine

To learn more about this study, you or your doctor may contact the study research staff using the contact information provided by the sponsor.

Please refer to this study by its identifier (NCT number): NCT01046903

Sponsors and Collaborators
Study Director: Pfizer Call Center Pfizer

Additional Information:
Responsible Party: Pfizer Identifier: NCT01046903     History of Changes
Other Study ID Numbers: A6301085
First Posted: January 12, 2010    Key Record Dates
Results First Posted: February 13, 2012
Last Update Posted: February 27, 2012
Last Verified: February 2012

Keywords provided by Pfizer:
observational prolonged thromboprophylaxis

Additional relevant MeSH terms:
Venous Thromboembolism
Embolism and Thrombosis
Vascular Diseases
Cardiovascular Diseases
Heparin, Low-Molecular-Weight
Fibrinolytic Agents
Fibrin Modulating Agents
Molecular Mechanisms of Pharmacological Action