Suggested remit: To appraise the clinical and cost effectiveness of doxecitine–doxribtimine within its marketing authorisation for treating thymidine kinase 2 deficiency in people of any age.

Status:
In progress
Technology type:
Medicine
Decision:
Selected
Reason for decision:
Anticipate the topic will be of importance to patients, carers, professionals, commissioners and the health of the public to ensure clinical benefit is realised, inequalities in use addressed, and help them make the best use of NHS resources
Process:
HST Standard
ID number:
6484

Provisional Schedule

Expected publication:
05 June 2026

Project Team

Project lead
Thomas Feist

Email enquiries

If you have any queries please email [email protected]

Stakeholders

Companies sponsors
UCB Pharma
Others
Department of Health and Social Care
 
Department of Paediatric Neurology, Manchester University NHS Foundation Trust
 
Metabolic Medicine Department, Great Ormond Street Hospital for Children NHS Foundation Trust
 
NHS England
 
NHS Rare Mitochondrial Disorders Service (Newcastle Mitochondrial Service, University College London Hospital NHS Highly Specialised Service for Rare Mitochondrial Disorders & Oxford University Hospitals Rare Mitochondrial Disorders Service)
 
The Charles Dent Metabolic Unit, University College London Hospital NHS Foundation Trust
 
The Mark Holland Metabolic Unit, Salford Royal Hospital, Northern Care Alliance NHS Foundation Trust
 
Willink Biochemical Genetics Unit, Manchester University NHS Foundation Trust
Patient carer groups
Beacon
 
Gene People
 
Genetic Alliance UK
 
Metabolic Support UK
 
Muscular Dystrophy UK
 
South Asian Health Foundation
 
Specialised Healthcare Alliance
 
The Lily Foundation
Professional groups
Association of British Neurologists
 
Association of Genetic Nurses & Counsellors
 
Association of Paediatric Chartered Physiotherapists
 
British Inherited Metabolic Disorder Group
 
British Myology Society
 
British Paediatric Neurology Association
 
British Society for Gene and Cell Therapy
 
British Society for Genetic Medicine
 
Neonatal and Paediatric Pharmacists Group
 
Royal College of General Practitioners
 
Royal College of Nursing
 
Royal College of Paediatrics & Child Health
 
Royal College of Pathologists
 
Royal College of Physicians
 
Royal Pharmaceutical Society
 
Royal Society of Medicine
 
The Chartered Society of Physiotherapy
 
UK Clinical Pharmacy Association
 
United Kingdom National Screening Committee
Associated public health groups
Public Health Wales
 
UK Health Security Agency
Comparator companies
None
General commentators
All Wales Inherited Metabolic Disease Service Cardiff
 
All Wales Therapeutics and Toxicology Centre
 
Allied Health Professionals Federation
 
Board of Community Health Councils in Wales
 
British National Formulary
 
Care Quality Commission
 
Cell and Gene Therapy Catapult
 
Department of Health - Northern Ireland
 
Healthcare Improvement Scotland
 
Medicines and Healthcare products Regulatory Agency
 
National Association of Primary Care
 
National Pharmacy Association
 
NHS Confederation
 
NHS Wales Joint Commissioning Committee
 
Scottish Medicines Consortium
 
Welsh Government
Relevant research groups
Cochrane Cystic Fibrosis & Genetic Disorders Group
 
Genomics England
 
MRC Clinical Trials Unit
 
MRC Mitochondrial Biology Unit
 
National Institute for Health Research

Timeline

Key events during the development of the guidance:

Date Update
14 August 2025 In progress. in progress
14 August 2025 Invitation to participate
04 August 2025 Awaiting development. Following consideration by NICE's Prioritisation Board, the evaluation for doxecitine–doxribtimine for treating thymidine kinase 2 deficiency in people of any age [ID6484] has been routed to the Highly Specialised Technologies (HST) evaluation programme. Please note that the HST checklist will publish on the NICE website when the Invitation to Participate (ITP) is issued for the evaluation. Additionally, the timelines for the evaluation have been revised slightly. The evaluation will now begin in mid-August 2025 when we will write to you about how you can get involved. Submissions will be due in mid-October 2025. The first committee meeting will be held on 19 March 2026. For any queries relating to the evaluation, please contact [email protected].
15 April 2025 - 16 May 2025 Consultation on suggested remit, draft scope and provisional stakeholder list of consultees and commentators: 6484
16 April 2025 Referral
15 April 2025 In progress. Scoping commencing
12 December 2024 Referral
08 November 2024 Awaiting development. Status change linked to Topic Selection Decision being set to Selected
19 August 2024 Topic selection

For further information on our processes and methods, please see our CHTE processes and methods manual