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

Project Team

Project lead
Thomas Feist

Email enquiries

If you have any queries please email HST@nice.org.uk

Stakeholders

Companies sponsors
UCB Pharma
Others
Department of Health and Social Care
 
NHS England
 
The Mark Holland Metabolic Unit, Salford Royal Hospital, Northern Care Alliance NHS Foundation Trust
Patient carer groups
Metabolic Support UK
 
Muscular Dystrophy UK
 
The Lily Foundation
Professional groups
Royal College of Physicians
Comparator companies
None
General commentators
All Wales Therapeutics and Toxicology Centre
 
British National Formulary
 
Department of Health - Northern Ireland
 
Healthcare Improvement Scotland
 
Medicines and Healthcare products Regulatory Agency
 
NHS Wales Joint Commissioning Committee
 
Scottish Medicines Consortium
 
Welsh Government

Timeline

Key events during the development of the guidance:

Date Update
24 November 2025 Following a request by the company, UCB Pharma, the evaluation has been paused. The committee meeting planned for 19 March 2026 will not go ahead. NICE will continue discussions with the company and will provide an update in Q1 2026 regarding new timelines.
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 HST@nice.org.uk.
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