Precision medicine decision-making under pharmacogenomics in nursing: realizing value from limited evidence to scaled clinical pathways - Report - MDSpire

Precision medicine decision-making under pharmacogenomics in nursing: realizing value from limited evidence to scaled clinical pathways

  • By

  • Guoling Qin

  • Xing Luo

  • Xuanrun Hao

  • Haiting Xiao

  • Kunpeng Wang

  • Houjun Pang

  • Meilin Li

  • Chuan Pi

  • Sha Yang

  • Qixiong Zhang

  • June 29, 2026

  • 0 min

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Clinical Report: Enhancing Nursing Decision-Making in Precision Medicine Through Pharmacogenomics

Background

Inter-individual variability in treatment response poses significant challenges in psychiatric care, contributing to prolonged illness and increased healthcare costs. Pharmacogenomics offers a strategy to tailor antidepressant and antipsychotic therapies based on genetic profiles. However, the clinical application of PGx remains inconsistent across different drug classes and patient populations.

Data Highlights

No numerical data available in the provided source material.

Key Findings

  • Pharmacogenomics is most effective as an adjunctive tool for selected antidepressants and antipsychotics.
  • Pooled estimates from depression trials show modest improvements in remission or response, but effects vary significantly.
  • Patients with prior treatment failures or complex polypharmacy are more likely to benefit from PGx testing.
  • Routine PGx testing for all psychiatric patients is not supported by current evidence.
  • Nurses play a crucial role in medication history-taking, patient education, and adherence support in the context of PGx.

Clinical Implications

Nurses can contribute meaningfully to medication history-taking, patient education, sample logistics, adherence support, and structured monitoring. Implementation in routine care requires attention to workforce capabilities and the integration of genetic information into electronic health records.

Conclusion

Pharmacogenomics should be integrated into a broader precision-prescribing framework in psychiatry.

Related Resources & Content

  1. Clinical Pharmacogenetics Implementation Consortium (CPIC) Guideline for CYP2D6, CYP2C19, CYP2B6, SLC6A4, and HTR2A Genotypes and Serotonin Reuptake Inhibitor Antidepressants - PubMed
  2. Effect of Pharmacogenomic Testing for Drug-Gene Interactions on Medication Selection and Remission of MDD Symptoms
  3. Efficacy of pharmacogenetic (PGx)-guided antidepressant treatment on functional outcomes and quality of life in adults with anxiety and affective disorders: A systematic review and meta-analysis - PubMed
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  11. Clinical Pharmacogenetics Implementation Consortium (CPIC) Guideline for CYP2D6, CYP2C19, CYP2B6, SLC6A4, and HTR2A Genotypes and Serotonin Reuptake Inhibitor Antidepressants - PubMed
  12. Effect of Pharmacogenomic Testing for Drug-Gene Interactions on Medication Selection and Remission of MDD Symptoms
  13. Efficacy of pharmacogenetic (PGx)-guided antidepressant treatment on functional outcomes and quality of life in adults with anxiety and affective disorders: A systematic review and meta-analysis - PubMed

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