Learn about Roche’s Harmony prenatal test

More than a great test. 

A healthcare partner too.

Answers that matter.

The Harmony prenatal test is backed by Roche.

  • Ariosa Diagnostics, Inc., the creator of the Harmony test, started offering the test in 2012
  • Ariosa Diagnostics joined Roche, a healthcare partner with a clinical mindset, in 2014
  • The Harmony prenatal test is a Roche offering. It is backed by 120+ years of Roche dedication and service
  • The test is supported by Roche’s strong technical support and responsible marketing

Roche in numbers

  • A pioneer in healthcare for >120 years
  • The frontrunner in personalized healthcare
  • The global leader in cancer treatment for over 50 years
  • The leading provider of in vitro diagnostics
  • World’s number one biotech company with 17 biopharmaceuticals in the market
  • Over 90,000 people working in more than 100 countries


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Because when it comes to your baby’s health, trust is everything!

  • Available in more than 100 countries1
  • Used in more than 2 million pregnancies1
  • Proven by more clinical evidence than any other test in the market2
  • More accurate than traditional screening3
  • Lower false positive rates than traditional screening3


  1. Data on file.
  2. Demonstrated by 72 peer-reviewed published studies using the Harmony prenatal test as of January 2021.
  3. Norton et al. New England J of Medicine. 2015; 372(17):1589-1597.