Cardiac safety is the #1 reason for drug development failure and post-market recalls

High-quality data and reporting are essential to drive decisions in both site-based and DCTs from Phase 1 to Phase IV. As the most trusted name in cardiac safety with 50 years of experience, Clario centralizes the approach to data collection with rigorous, responsive and reliable tools that deliver credible, compliant, high-quality data you can be certain of.

Our goal is always to:

  • Improve patient safety and enrollment
  • Increase data access leading to reduced timelines 
  • Deliver scientific-grade data to reduce variability
  • Solutions with the patients in mind

Regardless of therapeutic area or where your data is coming from, Clario helps you collect reliable evidence with certainty—in site-based and DCT environments— enabling you to bring new drugs and therapies to market. Learn how our solutions and scientific experts can help you effectively pitch, expertly design and efficiently implement successful cardiac safety data for your submission.

Clario advances your decentralized clinical trial with the extensible power of certainty

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Global capabilities

With Clario-operated logistics hubs in the US, EU and Japan with the largest, most diverse inventory of validated equipment and 136,000 devices shipped per year.

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Clinical and scientific expertise

50 years of clinical trial experience in cardiac safety plus a team of cardiologists who bring more than 200 years of clinical expertise powers certainty.

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The broadest endpoint technology platform

Our flexible equipment and overread services ensure consistent, quality data, so you can be certain you’re collecting credible data.

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Patient-centric experiences

We help power trial continuity patient reminders, coaching and demonstrations to ensure patients experience success.

Proven results earn trust


trials supported


new drug approvals


years of science


QT studies


combined years of clinical experience


unique programs


approvals from TQTS alone



Cardiac Safety Science Team

Increase confidence in site performance with Clario Certified Sites.

Clario Certified Sites have completed our Certified Site program to ensure that each study is conducted in an optimal manner and results in the highest quality data. The certification program requires each site to go through an extensive training and testing process. These sites help sponsors reduce study start-up time with well-trained and well-equipped sites.

Learn more or speak with one of our experts

Our team of clinical trial cardiac safety experts are always available to address questions about our cardiac safety solutions. Submit your contact information and we’ll be in touch shortly.