Pregnancy Exposure Registry for Tysabri®

August 7, 2014 updated by: Biogen

TYSABRI® Pregnancy Exposure Registry

The primary objective of the Registry was to evaluate the outcomes of pregnancy in women with Multiple Sclerosis (MS) or Crohn's Disease (CD) who were exposed to TYSABRI® at any time within 90 days prior to first day of Last Menstrual Period (LMP) or during pregnancy.

Study Overview

Detailed Description

This study was conducted in coordination with the TYSABRI® Global Observational Program in Safety (TYGRIS) observational study in the United States (US), Canada, and Rest of World (ROW).

The Coordinating Center (CC) monitored participants throughout their pregnancies and monitored the infants until 8 to 12 weeks of age in the US and Canada, and within 4 weeks after the Estimated Date of Delivery (EDD) in the ROW.

Study Type

Observational

Enrollment (Actual)

376

Contacts and Locations

This section provides the contact details for those conducting the study, and information on where this study is being conducted.

Study Locations

    • West Virginia
      • Morgantown, West Virginia, United States, 26505
        • United BioSource Corporation

Participation Criteria

Researchers look for people who fit a certain description, called eligibility criteria. Some examples of these criteria are a person's general health condition or prior treatments.

Eligibility Criteria

Ages Eligible for Study

  • Child
  • Adult
  • Older Adult

Accepts Healthy Volunteers

No

Genders Eligible for Study

Female

Sampling Method

Non-Probability Sample

Study Population

Pregnant women with MS or CD who were exposed to Tysabri® in the US, Canada, and the Rest of World within 90 days prior to their last menstrual period.

Description

Key Inclusion Criteria:

Females who become pregnant while they are taking TYSABRI® as part of the TYGRIS program, during a clinical trial with TYSABRI® that is sponsored by Biogen-Idec, or in the post-marketing setting may enroll in this Registry, as follows:

  1. Documentation that the patient was exposed to TYSABRI® within 90 days prior to first day of Last Menstrual Period (LMP) or during pregnancy. (If exposure dates are unknown, the reporter must be able to specify or estimate trimester of exposure).
  2. The outcome of the pregnancy must not be known at the time of enrollment. For pregnancies for which the outcomes are known at the time of enrollment, the information will be collected as retrospective reports and analyzed separately.
  3. For US patients, verbal informed consent must be collected at the time of enrollment. The Coordinating Center (CC) obtains verbal informed consent (if verbal consent has not already been obtained by the physician). The CC then mails the patient a Release of Medical Information form to sign and return. If the patient is a minor, verbal consent must be obtained from the parent or legal guardian and verbal assent must be obtained from the patient.
  4. For Canadian patients, a written informed consent must be collected by the TYGRIS investigator at the time of enrollment. A Release of Medical Information form will also be signed by the patient and returned to the CC.

NOTE: Other protocol defined Inclusion/Exclusion criteria may apply.

Study Plan

This section provides details of the study plan, including how the study is designed and what the study is measuring.

How is the study designed?

Design Details

What is the study measuring?

Primary Outcome Measures

Outcome Measure
Time Frame
Number of spontaneous abortions, fetal losses including stillbirths, and ectopic pregnancies
Time Frame: Approximately 9 months
Approximately 9 months
Number of elective or therapeutic pregnancy terminations
Time Frame: Approximately 9 months
Approximately 9 months
Number of Live Births
Time Frame: 4 weeks after the estimated date of delivery
4 weeks after the estimated date of delivery
Number of Live Births with Birth Defects
Time Frame: 8-12 weeks post-birth
8-12 weeks post-birth

Collaborators and Investigators

This is where you will find people and organizations involved with this study.

Sponsor

Collaborators

Publications and helpful links

The person responsible for entering information about the study voluntarily provides these publications. These may be about anything related to the study.

Study record dates

These dates track the progress of study record and summary results submissions to ClinicalTrials.gov. Study records and reported results are reviewed by the National Library of Medicine (NLM) to make sure they meet specific quality control standards before being posted on the public website.

Study Major Dates

Study Start

January 1, 2007

Primary Completion (Actual)

July 1, 2012

Study Completion (Actual)

July 1, 2012

Study Registration Dates

First Submitted

May 11, 2007

First Submitted That Met QC Criteria

May 11, 2007

First Posted (Estimate)

May 14, 2007

Study Record Updates

Last Update Posted (Estimate)

August 11, 2014

Last Update Submitted That Met QC Criteria

August 7, 2014

Last Verified

August 1, 2014

More Information

This information was retrieved directly from the website clinicaltrials.gov without any changes. If you have any requests to change, remove or update your study details, please contact register@clinicaltrials.gov. As soon as a change is implemented on clinicaltrials.gov, this will be updated automatically on our website as well.

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