Weight Loss Injections on the NHS in Wales: Access, Criteria and Your Options

Does NHS Wales actually fund weight loss injections, and for whom?

This is a question our prescribers hear most weeks, and the honest answer is: it depends on where in Wales you are and which medicine is being considered. NHS Wales does fund specialist weight management services, and clinicians within those services can prescribe licensed weight loss medicines including semaglutide (Wegovy). However, commissioning is devolved to local health boards (such as Aneurin Bevan, Betsi Cadwaladr and Cardiff and Vale), so what is available, and how quickly, varies considerably by area.

NICE technology appraisals are not automatically binding in Wales. The equivalent body is the All Wales Medicines Strategy Group, whose positive guidance is what triggers NHS Wales funding obligations. For practical purposes this means the phased GP-prescribing rollout that NHS England began under its QOF 2026/27 GP contract (which brought weight loss injections into primary care in England from April 2026) has no direct Welsh equivalent at the time of writing. Welsh patients are typically referred through specialist weight management pathways, and waiting times for those pathways can be substantial.

If you want to understand the NHS England side of this picture for comparison, this page on NHS weight loss injections in England sets out the phased criteria in detail. If you are trying to work out whether a weight loss injection is available to you through the NHS, that page covers eligibility, funding routes and what to ask your GP. The general position on getting weight loss injections through the NHS is also worth reading if you are deciding whether to wait or explore a private route.

What are the eligibility criteria in practice for weight loss injections in Wales NHS services?

Because NHS Wales services tend to operate through specialist tiers, the eligibility bar is typically set at a clinical level comparable to NICE TA875 for semaglutide: adults with a BMI of 35 or above (or lower for some ethnic backgrounds, with the 2.5 kg/m² reduction recognised for South Asian, Chinese, Middle Eastern, Black African and African-Caribbean backgrounds under UK guidance), alongside at least one weight-related condition such as type 2 diabetes, hypertension, obstructive sleep apnoea or cardiovascular disease. Multidisciplinary support (diet, activity, behavioural input) is expected alongside the medicine.

For tirzepatide (Mounjaro), NICE TA1026 was published in December 2024 and updated in September 2025. Formal AWMSG or NHS Wales commissioning decisions following that appraisal are worth checking directly with your GP or health board, as the position may change. How new weight loss injections are being added to the NHS explains the appraisal-to-commissioning process if you want the background.

BMI alone does not guarantee access through any route. A prescriber reviews your full health picture (current conditions, medications, medical history) before deciding whether treatment is appropriate. The licensed threshold for private prescribing is a BMI of 30 or above, or 27 or above with at least one relevant condition, which is notably lower than the NHS specialist-service bar. You can find an overview of both licensed weight loss injections and their clinical criteria on that page.

What should I do if I don't meet NHS Wales criteria, or the waiting list is too long?

Private treatment through a GPhC-registered online pharmacy is the regulated alternative. It is worth being clear about what that means in practice: the medicines are identical (they come through the licensed UK supply chain, manufactured by Eli Lilly and Novo Nordisk), the clinical assessment is real, and the pharmacy is subject to exactly the same regulatory requirements as any other registered pharmacy in the UK. You can verify any online pharmacy on the GPhC register.

At nume, every consultation is read by a GPhC-registered Independent Prescriber (a named clinician, not automated software) on the day you submit it. If you are clinically suitable, treatment is dispatched the same day (for orders placed before noon, Monday to Friday) and arrives free the next working day via DPD in plain, unbranded packaging. There are no subscription commitments and no hidden fees; each repeat order goes through a fresh clinical review. For a sense of what private treatment costs, the cost of weight loss injections page gives transparent context.

Scotland, Wales and Northern Ireland each commission weight management services differently. If you are in Wales and wondering whether you currently qualify for NHS provision, your GP is the right first stop. If you do not qualify, or the wait is not feasible for your circumstances, our free consultation is there for you to explore the private route without any obligation.