Pharmacogenomic Testing

PGx Testing: Understand How Your Genes May Relate to Medication Response

Pharmacogenomic (PGx) testing, sometimes called pharmacogenetic testing or PGx medical testing, examines select genetic variants that may be associated with how your body processes certain medications — giving you and your healthcare provider additional context for medication conversations.

What is PGx testing?

PGx testing is a type of genetic test for medications that looks at variants in genes involved in drug metabolism — including the cytochrome P450 (CYP450) enzyme family, such as CYP2D6, CYP2C19, and CYP2C9, which play a central role in how the body breaks down many common prescriptions. These variants have been studied for their association with how some people process certain medications differently than others.

A single at-home cheek swab sample is sent to a certified laboratory, and results are reviewed and released through a secure patient portal.

What does a PGx report include?

A NextGen PGx report organizes findings by medication class so you and your provider can review them together.

  • Gene-drug findings across common medication categories
  • Evidence-level context for each finding
  • Discussion points to bring to your next appointment

Who might consider PGx testing?

Patients starting a new medication, managing multiple prescriptions, or who have had an unexpected response to a medication in the past may find PGx testing useful as one input among many in a broader conversation with their prescriber.

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