NHS vs. Private: How to Get a Pharmacogenomic Test

Published 06/01/2025

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Patient Paths Toward Getting a PGx Test in the UK

Pharmacogenetic testing is revolutionising the way we approach medication by tailoring treatments to an individual’s genetic makeup. This can improve drug efficacy and reduce the risk of adverse side effects. But how can patients in the UK access pharmacogenetic testing? Here’s a breakdown of the pathways available through the NHS and private healthcare.

Accessing Pharmacogenetic Testing Through the NHS

The NHS has been gradually incorporating pharmacogenetics into its services, but it’s not yet universally available for all medications or conditions. Pharmacogenetic tests are generally offered in cases where there is strong clinical evidence that they will significantly improve treatment outcomes.

Key Conditions Where the NHS May Offer Pharmacogenetic Testing

Cancer Treatment: One of the most established uses of pharmacogenetic testing UK in the NHS is in oncology. Tests that identify specific gene mutations (such as HER2 in breast cancer or EGFR in lung cancer) help guide the use of targeted therapies. Additionally, pharmacogenetics and genomics are used to adjust chemotherapy doses to minimise toxicity, especially for drugs like fluoropyrimidines.

Mental Health: The response to psychiatric medications, such as antidepressants and antipsychotics, can vary widely from person to person. The NHS is increasingly using pharmacogenetic testing psychiatry to help identify the most effective medication with the fewest side effects, particularly in patients who have not responded well to standard treatments. Learn more about PGx testing and statins here.

Cardiovascular Conditions: Blood-thinning medications like warfarin and clopidogrel pharmacogenetics can have significant variations in effectiveness and safety based on an individual’s genetic profile. The NHS may offer pharmacogenetic testing to ensure the right dose is prescribed, minimising the risk of bleeding or clotting.

Severe Adverse Drug Reactions: For patients who have experienced severe side effects from medications, the NHS may use pharmacogenetic testing to understand the genetic basis of these reactions and to guide future treatment decisions.

How to Access Pharmacogenetic Testing UK through the NHS

Typically, pharmacogenetic testing within the NHS is initiated by a clinician, such as your GP or a specialist, when it is considered clinically necessary. If you are being treated for a condition that might benefit from pharmacogenetic testing for ADHD or pharmacogenetic testing for depression, discuss this option with your doctor. They will guide you through the process and arrange the test if it’s available and appropriate.


Opting for Private Pharmacogenetic Testing UK

For those who want more immediate access to pharmacogenetic testing or are interested in tests that the NHS doesn’t currently offer, the private healthcare sector provides an alternative pathway. Private pharmacogenetic testing companies UK can arrange tests through a private doctor, such as a psychologist, oncologist, sexual health practitioner in the case of birth control or hormone replacement therapy and other certified prescribers, or directly through companies that specialise in pharmacogenetic testing UK. We at AttoDiagnostics sell directly to consumers through our site: AttoPGx.

Why Choose Private Pharmacogenetic Testing?

Broader Range of Tests: Private providers may offer best pharmacogenetic testing for a wider range of genetic markers, covering more medications and conditions than the NHS.

Faster Access: If you want a pharmacogenetic test that isn’t available through the NHS or need quicker results, private testing might be the best option.

Personalised Healthcare: Some patients prefer the tailored approach of private healthcare, where they can choose specific tests based on their medical history or concerns.

How to Access Private Pharmacogenetic Testing UK

You can discuss pharmacogenetic testing with a private healthcare provider who can advise you on the most suitable tests based on your medical needs. Some pharmacogenetic testing companies UK also offer direct-to-consumer pharmacogenetic tests, although it’s generally recommended to consult a healthcare professional to interpret your results before changing any aspects of your medication.


Make an Informed Choice

In the UK, the path to pharmacogenetic testing depends largely on your specific health needs and whether the test is available through the NHS or if you prefer to explore private options. While the NHS offers pharmacogenetic testing for certain conditions with strong clinical evidence, private testing can provide broader and faster access. Always discuss your options with a healthcare professional to ensure that you choose the path that best supports your health needs. 

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