New NICE guidance: genetic testing now recommended before Clopidogrel

Award-winning PGx testing · Registered with the MHRA · UKCA marked

Is your medicine right for you?

One saliva sample, 47 individual genetic tests. Find out which medicines are likely to work for you, and which may cause side effects. Ordered online, done at home, and useful for the rest of your life.

Research-backed

Free UK delivery

Results in 4–6 weeks

NICE-aligned

Your data stays private

Mantara PGx DNA test kit boxes

12 genes · 78 medicines

One test, results for life

Recommended by NICE for Clopidogrel

AWARD-WINNING · REGISTERED WITH THE MHRA · UKCA MARKED

01 · WHY WOULD I NEED A TEST?

Medicines don’t work the same for everyone

Up to 90% of common medicines only work well for 30–50% of the people who take them. Often, the reason is written in your genes.

Source: Spear BB et al., Trends in Molecular Medicine, 2001; NHS England Genomics. [Mantara to confirm preferred citation]

Older person reading a Mantara report beside a pill organiser

Statins giving you muscle aches?

Around 1 in 3 people process some statins slowly, so the drug builds up and causes pain or fatigue. A different statin, or a different dose, may suit you better.

Cholesterol · Statins

Woman at a window seat holding a Mantara test kit

Antidepressants not helping, or too many side effects?

Your genes affect how quickly your body clears many antidepressants. Too fast and they don’t work; too slow and side effects build up.

Anxiety · Depression

Older couple reading a Mantara report at a dining table

Had a stroke and taking Clopidogrel?

About 30% of people carry a variant that makes Clopidogrel less effective. NICE now recommends a genetic test before it is prescribed.

Stroke · Heart

THE EVIDENCE

Built on PREPARE-UPGx, the largest trial of its kind

Every Mantara report follows the protocol tested in the PREPARE trial: 6,930 patients in 7 European countries, published in The Lancet in 2023.

6,930

patients in 7 European countries took part in the trial

30%

fewer serious side effects with genotype-guided prescribing in the trial

MHRA

registered, and CE and UKCA marked in the UK

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02 · IS MY MEDICINE COVERED?

Check your medicine in seconds

Type the name of a medicine you take. We’ll show whether the Mantara PGx Panel Test gives your clinician guidance on it, and which gene is involved.

Can’t see your medicine? Contact us. The panel grows as new evidence becomes clinically actionable.

    Order the test that covers it · £429
    Close-up of the Mantara PGx DNA Test Kit box

    03 · HOW DOES IT WORK?

    Four steps, all from home

    No needles, no clinic visit. Just 1 ml of saliva, collected at home.

    01

    Order online

    Kits arrive in 2–3 working days. Order before midday and we dispatch the same day.

    02

    Collect your sample

    Collect a small saliva sample, register your kit online, and post it back in the prepaid envelope.

    03

    We analyse 12 genes

    Our specialist partner laboratory in Germany analyses 12 of your genes, including 47 alleles, to understand how your body may respond to 78 different medicines.

    04

    Your report, for life

    A clear, personalised report is emailed securely within 4–6 weeks, ready to share with your GP or consultant.

    04 · WHAT WILL MY REPORT TELL ME?

    Actionable recommendations, not raw data.

    Every medicine gets a plain-English verdict and a dose note your clinician can act on. No gene jargon unless you want it.

    Medicine-by-medicine verdicts

    Your genotype, what it means for you, and a clear recommendation for each of 78 medicines, grouped by condition.

    Swipe to see the full table →

    Atorvastatin

    Cholesterol

    SLCO1B1 · *1/*1

    Use as normal

    Simvastatin

    Cholesterol

    SLCO1B1 · *5/*5

    Increased side-effect risk · consider alternative

    Clopidogrel

    Stroke prevention

    CYP2C19 · *2/*2

    Poor metaboliser · alternative recommended

    Sertraline

    Depression · anxiety

    CYP2C19 · *2/*2

    Consider lower starting dose

    Omeprazole

    Acid reflux

    CYP2C19 · *1/*1

    Use as normal

    12

    genes from the UPGx panel published in The Lancet

    CYP2B6

    CYP2C9

    CYP2C19

    CYP2D6

    CYP3A5

    DPYD

    F5

    HLA-B

    SLCO1B1

    TPMT

    UGT1A1

    VKORC1

    WHY 12 GENES AND 47 VARIANTS?

    Why we test 12 genes and 47 variants

    The 12 genes are the ones with the strongest evidence for changing how the body processes medicines, as tested in the PREPARE-UPGx trial. Within those genes we check 47 specific variants (alleles), each one linked to a clinically actionable recommendation from the Dutch Pharmacogenetics Working Group (DPWG). Every variant is a separate test, which is why one saliva sample equals 47 individual tests.

    12

    genes from the PREPARE-UPGx panel, published in The Lancet (2023)

    47

    variants (alleles), each with DPWG-actionable guidance

    78

    medicines, only those with clinically actionable evidence

    78 medicines, 7 areas

    Mental health · Heart & circulation · Pain · Digestion · Diabetes · Cancer · HRT & oestrogens. Only medicines with actionable PGx evidence.

    Written for two readers

    A plain-English summary for you, and a referenced clinical section for your GP or consultant.

    Yours for life

    Genes don’t change. Your report stays valid for every future prescription, and we update guidance as evidence evolves.

    See exactly what you get before you order: a real report, anonymised.

    05 · WHICH TEST DO I NEED?

    Two tests. One clear route to each.

    Most people choose the full panel. The rapid Clopidogrel test is taken by a healthcare professional, so we guide you to one of our partner clinicians.

    MOST POPULAR · BUY ONLINE

    Mantara® PGx Panel Test

    £429

    one-off · or 3 × £143 with Klarna

    The complete picture: 12 genes, 78 commonly prescribed medicines across mental health, heart & circulation, pain, digestion, diabetes, cancer and HRT.

    At-home saliva sample, free UK delivery

    Results in 4–6 weeks, useful for life

    Clear report to share with your GP or consultant

    Registered with the MHRA · CE & UKCA marked

    NEW · VIA A HEALTHCARE PROFESSIONAL

    Rapid Clopidogrel (CYP2C19) Test

    Results in days

    cheek swab, taken by a clinician

    A fast, focused test for anyone taking Clopidogrel, after a stroke, heart attack or stent, in line with NICE 2024 guidance. The swab must be taken by a healthcare professional, so choose your route:

    I’m a patient → we connect you with a partner clinician near you

    I’m a clinician, pharmacist or nurse → order directly for your patients

    CYP2C19 is also covered in the PGx Panel Test (a different test, slightly different variants)

    PARTNER FINDER

    Find a Mantara partner clinician near you

    Prefer to test through a clinician, or need the rapid Clopidogrel test? Every partner is a verified GMC, NMC or GPhC registrant who offers Mantara testing, and can take your sample in clinic.

    Placeholder entries shown. The directory fills automatically as partner clinicians are verified and go live.

    YOUR DATA

    Your genetic data stays private

    Stored separately

    Your personal details and your genetic data are kept in separate systems, linked only by a randomly generated code.

    Encrypted

    Encrypted in transit and at rest, to strict UK GDPR standards.

    No DNA sequencing

    We only check the gene variants that affect medicines.

    Never shared

    Your genetic data is never shared or sold. You decide who sees your report.

    Why the right medicine matters

    Figures from NHS England, NICE and peer-reviewed studies.

    1 in 20

    hospital beds in the UK are occupied because of an adverse drug reaction

    £2.2bn

    the estimated annual cost of adverse drug reactions to the NHS

    ~30%

    fewer clinically significant adverse reactions when prescribing is guided by PGx

    30–50%

    of patients respond well to the most common medicines. The rest are guessing

    06 · WHY CHOOSE MANTARA?

    Founded by doctors. Built for real prescribing decisions.

    Mantara Health was founded by UK doctors who believe every patient deserves truly personalised care. Our panel is deliberately focused: only genes and medicines with the strongest, clinically actionable evidence make the cut.

    12 key genes

    A far more complete picture than tests that look at one or two genes.

    78 medicines covered

    Only medications backed by the strongest, clinically actionable PGx evidence.

    Your data stays yours

    Encrypted, UK GDPR-compliant, and never shared with industry partners.

    CE & UKCA marked

    Registered with the MHRA and manufactured to rigorous quality standards.

    Dr Mark Hudson-Peacock, Chairman and Medical Director of Mantara Health

    Film to be recorded 14/10 · 2 min

    MEET OUR FOUNDER

    Why a group of doctors started Mantara

    Dr Mark Hudson-Peacock, Chairman and Medical Director, explains in two minutes how a PGx test works, who it helps most and how your GP uses the report.

    Mantara was founded in 2020 by doctors who saw how often standard medicines cause side effects, repeat prescriptions and avoidable hospital admissions.

    REAL PATIENTS · CONSENTED REVIEWS

    “The change I made improved my quality of life significantly.”

    Parent and teenager looking at a Mantara test kit in a kitchen

    Statins · Cholesterol

    “I was taking statins but started experiencing muscle pain and fatigue. The test showed I’m a poor metaboliser of the statin I’d been prescribed. My doctor switched me to one that suits my genetic profile, and I manage my cholesterol without the horrible side effects.”

    Ms S, Cotswolds

    Verified Mantara customer

    Posting the Mantara prepaid return envelope in a red postbox

    Pain relief · Post-surgery

    “After surgery the usual painkillers weren’t helping much. The test found I’m a poor metaboliser of certain opioids, no wonder they weren’t working. My doctor switched me to something more suitable and the difference was huge.”

    Mr B, Oxford

    Verified Mantara customer

    Reading a Mantara report at a home desk beside a laptop

    Antidepressants · Mental health

    “I’d struggled with side effects from several antidepressants. The test identified that I metabolise some drugs too quickly and others too slowly. With that insight my doctor changed my medication and I finally feel more stable.”

    Mr M, Somerset

    Verified Mantara customer

    Rated Excellent · Google Reviews

    FOR GPs, CONSULTANTS, PHARMACISTS & CLINICS

    Prescribe with confidence. Partner with Mantara.

    Clinically actionable recommendations from the Dutch Pharmacogenetics Working Group (DPWG), the same protocol used in the UPGx study published in The Lancet, plus a rapid CYP2C19 pathway for patients on Clopidogrel.

    Peer-reviewed evidence pack and CPD-style clinician guide

    Bulk ordering, monthly reconciliation and a partner portal (coming)

    Practice pricing for kits you stock, with lab fees invoiced only when a sample is registered

    Registered with the MHRA. Members of BIVDA, CERSI-PGx and the IPN. Send an EDTA blood sample or take saliva in clinic.

    07 · STILL GOT QUESTIONS?

    Everything people ask before they order

    Still unsure? Book a free 10-minute call with one of our team. No pressure, no jargon.

    Is the test right for me?

    It helps most if you take medicine for a long-term condition, have had side effects before, or want to know which medicines are likely to work for you. It does not cover every medicine, so your clinician can help you decide.

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    FREE 10-MINUTE CALL

    Not sure if a PGx test is right for you? Let’s talk it through.

    Tell us a little about your medicines and we’ll call you back at a time that suits. Clinicians: use the same form and we’ll route you to our clinical team.

    Mon–Fri, 9:00–17:30

    The Grainger Suite, Dobson House, Regent Centre, Newcastle upon Tyne NE3 3PF

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    WELCOME OFFER · £10 OFF

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