Could your genes affect your medications? New study highlights high probability

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An analysis of nearly 100,000 people found that everyone in the sample carried at least one genetic variant affecting medication processing. About one quarter had been prescribed a medication known to be affected by a variant they carried, underscoring the potential relevance of pharmacogenetics to treatment.

Everyone in a diverse, nearly 100,000-person sample carried at least one genetic variant that affects how their body processes medications, and a quarter of those people had been prescribed a medication that is known to be impacted by the variant they carried, a new University of Pittsburgh–led analysis reveals in Science Translational Medicine.