Qualifying conditions for medical cannabis in the UK (2026)

This informal CPD article ‘Qualifying conditions for medical cannabis in the UK (2026)’ was provided by Dr Sue Clenton of Releaf, a HealthTech company dedicated to transforming access to Cannabis Based Products for Medical use (CBPMs) in the UK.

UK medical cannabis legality isn’t something new. Cannabis-based products for medicinal use (CBPMs) have been a fully legal treatment option since November 2018, but the public understanding of those legislative changes still lags sorely behind (1)(2)(3).

Prescribing specialists are often surprised by how frequently new patients are still unsure of the actual laws and how they apply to their specific circumstances. Others assume it must be illegal unless it is issued by the NHS, or know that legal UK medical cannabis prescriptions exist, but only for a handful of rare conditions, and only in exceptional circumstances. The reality is more nuanced.

The NHS reality and how private clinics are closing the gap

Yes, the NHS does offer prescriptions for licensed medical cannabis products, but they do so only for a small handful of health issues: two forms of severe, treatment-resistant epilepsy, spasticity (muscle stiffness and spasms) associated with multiple sclerosis, and as a supportive aid for cancer patients going through chemotherapy and dealing with heavy nausea and vomiting (4)(5)(6)(7).

That limited NHS picture is one of the main reasons why so many people in the UK still incorrectly assume that medical cannabis treatment is inaccessible or simply cannot be prescribed to them. So, to be clear: specialist doctors working with private medical cannabis clinics can prescribe medical cannabis for a much wider range of chronic conditions, particularly when symptoms have persisted over time and at least two conventional treatment options have already been tried without adequate relief (5)(9).

Private medical cannabis prescribing and eligibility criteria in practice

While each separate private medical cannabis clinic has its own clinical governance and thresholds, there are some ‘golden rules’ in terms of eligibility. In most cases, a patient may be considered for a medical cannabis prescription through a private medical cannabis clinic if:

  • They have been diagnosed with a chronic or long-term health condition
  • They have tried a minimum of two conventional treatment approaches, without finding adequate symptom control or if the treatment options have caused problematic side effects
  • A GMC-registered specialist doctor judges that a cannabis-based treatment plan could be clinically appropriate, based on the patient’s medical history, symptom profile, and an in-depth risk assessment (8)(9).
  • The more reputable clinics also implement a multidisciplinary team (MDT) review process, where several members of the clinical team evaluate whether prescribing is justified, clinically sensible, and proportionate for that individual
  • The patient does not have a history of psychosis or bipolar disorder. Both are treated as a significant exclusion due to known psychiatric risk considerations (5)(10)
cpd-Releaf-Private-prescribing-of-medical-cannabis-UK
Private prescribing of medical cannabis UK

The 7 main condition groups commonly treated with medical cannabis in the UK

Patients looking at alternative treatment options often want a clear and definitive list of “qualifying conditions”, and it is not difficult to understand why. Having one could make things feel a little more straightforward, but private prescribing of medical cannabis in the UK doesn’t work as some box-ticking exercise.

What clinicians look at instead is the bigger picture: how long you have been dealing with your specific health issue, how heavily it affects your quality of life, what conventional treatment options you have already tried, and whether a medical cannabis prescription could realistically help you manage your symptoms (5)(9).

It is also worth pointing out again that medical cannabis is not limited to a small list of diagnoses for UK patients. In practice, medical cannabis can be prescribed for chronic or long-term health conditions by a specialist doctor at a private UK medical cannabis clinic, as long as you meet the general eligibility criteria and the specialist considers the treatment appropriate for your symptoms.

Most prescriptions fall into seven broad condition categories:

  • Ongoing and chronic pain conditions such as nerve pain, arthritis, fibromyalgia, migraines, lower back pain, or pain linked to endometriosis (5)(9)
  • Mental health concerns: Anxiety, PTSD, depression, and OCD are all issues regularly treated with cannabis-based therapies, although these always need careful screening, especially if symptoms are complex (5)(10)
  • Neurological conditions: This can include multiple sclerosis, certain epilepsy cases, Parkinson’s disease, and, in some situations, symptom management in dementia-related illness (5)(6)(7)(9)
  • Long-term sleep problems: Some patients simply do not get adequate sleep due to insomnia and other sleep conditions, while for others, sleep issues are a secondary symptom of their main health concern (5)(9)
  • Gut and digestive conditions: IBS, IBD, Crohn’s disease, and ulcerative colitis are all common reasons for patients to turn to medical cannabis, as the symptoms can be so challenging to control with conventional treatment options (5)(9)
  • Women’s health concerns: Endometriosis is a common example, but there are also women desperate for help with menopause-related symptoms, especially sleep disruption, anxiety, and persistent pain (5)(9)
  • Cancer-related symptom support: It is crucial to be crystal clear here - medical cannabis is not a cancer treatment in itself, but it may be considered for symptom management and quality-of-life support in appropriate cases. Pain, nausea, vomiting, appetite loss, and anxiety/depression are all common symptoms of cancer or side effects related to cancer treatment (5)

Medical cannabis in the UK: what conditions qualify in 2026?

So, there you have it. A clear, no-nonsense guide on the conditions that do potentially qualify a patient for a legal medical cannabis prescription in the UK, and the criteria clinicians usually use when deciding whether such a prescription is, or is not, clinically appropriate.

The key takeaway? It is more than just a diagnosis on paper. It is about persistent and life-altering symptoms, and careful, responsible assessment that weighs both the possible benefits against the risks.

We hope this article was helpful. For more information from Releaf, please visit their CPD Member Directory page. Alternatively, you can go to the CPD Industry Hubs for more articles, courses and events relevant to your Continuing Professional Development requirements.

References

  1. The Misuse of Drugs (Amendments) (Cannabis and Licence Fees) (England, Wales and Scotland) Regulations 2018 (UK Statutory Instrument 2018 No. 1055).
  2. Home Office. Circular 018/2018: Rescheduling of cannabis-based products for medicinal use in humans. October 2018.
  3. UK Parliament. Written Statement HCWS994: Rescheduling of cannabis-based products for medicinal use. 11 October 2018.
  4. NHS England. Cannabis-based products for medicinal use (CBPMs). NHS England guidance.
  5. National Institute for Health and Care Excellence (NICE). Cannabis-based medicinal products. NICE guideline NG144. Published 2019, last reviewed 2025.
  6. NICE. Cannabidiol with clobazam for treating seizures associated with Dravet syndrome. Technology appraisal guidance TA614.
  7. NICE. Cannabidiol with clobazam for treating seizures associated with Lennox-Gastaut syndrome. Technology appraisal guidance TA615.
  8. General Medical Council. Good medical practice and prescribing guidance for doctors on the specialist register.
  9. Advisory Council on the Misuse of Drugs (ACMD). Cannabis-based products for medicinal use in humans - Report, 2020.
  10. Royal College of Psychiatrists. Position Statement PS05/19: Cannabis-based medicinal products.