Interactive Voice/Web Response System

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Business & Decision Life Sciences' reliable, fully validated, 21 CFR Part 11 compliant central randomization system has a dual offer of Interactive Voice Response System (IVRS) and Interactive WEB Response System (IWRS), including ePRO capabilities.


Our know-how will help you define the IVRS/IWRS scenario that best fits your study:

  • Treatment allocation.
  • Stratified randomization.
  • Emails, fax, and text messages.
  • Web-based link to databases, eCRFs, etc.


Our IVRS platform is accessible 24/7 via study dedicated phone numbers:

  • Local numbers.
  • Toll-free numbers.
  • Country specific numbers.


Two ways of using the system:

  1. Manual key enter the information
  2. Voice recognition



  • Implementation of complex randomization schemes
  • Adaptive automatic drug supply process
  • Easily customized to the specific needs of each clinical trial
  • Fast study build
  • Optional IVRS deployment using toll-free numbers
  • 24/7 availability and worldwide coverage
  • Patient screening and screen failure tracking
  • Continuous monitoring of trial progress
  • Collection of clinical events (withdrawal, treatment response)
  • Emergency code break
  • Real time on-line reports
  • Scheduling of subjects and monitoring visits
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