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Home Liver Function Test (Auto-Draw Device) Required to continue treatment*
- Patients who prefer a more accurate sample using a larger blood volume
- Anyone uncomfortable with finger-prick testing or who struggles with blood collection
- Those who want a clean, simple, and professional experience from home
- First 28 tablets – can be prescribed without a liver test.
- Remaining 140 tablets – require a liver function test before they can be dispensed.
Spread the cost: 3 months with Klarna or PayPal, or up to 12 months with humm (subject to credit check). Choose at checkout.
Home Liver Function Test (Auto-Draw Device) Required to continue treatment*
Home Liver Function Test (Auto-Draw Device) Required to continue treatment*
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Tasso Home Liver Function Test Kit (TSM UK)
Tests included: ALT · ALB · ALP · AST · Ferritin · GGT · Total Bilirubin
About this test
This Tasso home blood collection kit uses a small, virtually painless device that draws blood from the upper arm — no finger-prick required.
It measures key liver enzymes and proteins that show how well your liver is functioning and forms an essential part of the Sinclair Method UK (TSM UK) treatment process.
Watch how the Tasso device works here:
https://www.youtube.com/watch?v=kDTfbB3fzz4
Who this kit is for
This option is ideal for:
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Patients who prefer a more accurate sample using a larger blood volume
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Anyone uncomfortable with finger-prick testing or who struggles with blood collection
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Those who want a clean, simple, and professional experience from home
How it fits into your treatment
Your prescription includes 168 naltrexone tablets in total:
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First 28 tablets – can be prescribed without a liver test.
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Remaining 140 tablets – require a liver function test before they can be dispensed.
This Tasso kit allows you to complete that test easily from home and send your sample directly to the partner laboratory for analysis.
How it works
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Apply the Tasso device to your upper arm.
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The device automatically collects a small blood sample painlessly.
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Place the collection tube in the prepaid return envelope provided.
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Our Partner Laboratories process your results and share them securely with our clinical team.
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Once reviewed, we can confirm safe continuation of your treatment.
Why use this kit
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Virtually painless, easy-to-use home sampling
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Collects a more robust blood sample for precise analysis
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Processed by our partner Laboratories for clinically verified results
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Aligned with Sinclair Method UK safety and monitoring requirements
Important information
This test must be completed and reviewed before we can issue the remaining 140 tablets of your prescription.
Questions before you order?
Questions before you order?
Get in touch through our contact page and a member of the team will come back to you.

What happens next
After you order
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We confirm your order
You receive confirmation and we begin your onboarding.
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Private GP consultation
By phone or video, to confirm the treatment is suitable for you.
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Prescription and delivery
Your prescription is issued and medication is delivered by the dispensing pharmacy.
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Coaching begins
One-to-one sessions by Zoom, Teams, phone or email for the length of your programme.
Flexible payment
Spread the cost over 3 or 12 months
Pay in full, or spread the cost at checkout. Klarna and PayPal let you spread the cost over 3 months. humm lets you spread the cost over up to 12 months interest free, subject to credit check. Just pick your option on the payment page.
You may also need
Liver function tests, done from home
A liver function test is needed before your remaining 140 tablets can be dispensed. Choose a home kit, or have a phlebotomist come to you.
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Home Liver Function Test (Auto-Draw Device) Required to continue treatment*
£99 per test- Patients who prefer a more accurate sample using a larger blood volume
- Anyone uncomfortable with finger-prick testing or who struggles with blood collection
- Those who want a clean, simple, and professional experience from home
- First 28 tablets – can be prescribed without a liver test.
-
Phlebotomist Nurse Comes to Your Home - No clinic, no waiting room, no travel
£195 per test- Place your order and you'll be sent a venous kit and then a booking link.
- Choose a date and time that suits you.
- A qualified phlebotomist from our clinical partner network comes to your home, takes a ...
- Your results go straight to our clinical team for review, usually back within 3–5 worki...