PFD report

Joel Phillip COLK · Prevention of Future Deaths report

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Issued 13 Nov 2024•West Sussex, Brighton and Hove

Report record

Published report and response evidence

This page connects the concerns raised in this report with statements found in recipients’ published responses. A link shows a clear evidence connection; it does not assign responsibility.

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Concerns
3

Raised in this report

Recipients
2

Named on the report

Responses found
2

Of 2 recipients

Stated actions
9

Described in responses

Source document

Full report text

This is the full text from the original published report.

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Concerns and recipient responses

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Report evidence summary

Concerns raised3

  1. Unavailability of methylene blue on ambulances for relevant chemical ingestions
    Part of recurring concern: Failure to ensure paramedics have required emergency medicines for pre-hospital care
  2. Failure to assign sufficiently urgent dispositions for time-sensitive chemical ingestions
    Part of recurring concern: Unreliable NHS 111 clinical triage algorithms and systemsPart of recurring concern: Unreliable ambulance call triage and re-triage
  3. Failure to differentiate overdose call classification by clinical severity and relevant ingestion factors
Responses linked to these concerns

Each statement is shown once, even when linked to more than one concern.

Actions described in response An action is something a recipient says it has done, is doing, or plans to do in response to a concern raised.6

  1. Action

    Apply overdose safeguards including timely clinical review, automatic escalation when delayed, TOXBASE consultation, and assessment of ongoing suicidal ideation.

    Stated by South East Coast Ambulance Service NHS Foundation TrustStated completedThe respondent said that this action was complete when they made their response on 13 November 2024.
  2. Action

    Develop an ambulance-service workstream exploring artificial intelligence to identify rare or uniquely risky 999 calls and support earlier clinical attention.

    Stated by South East Coast Ambulance Service NHS Foundation TrustStated in progressThe respondent said that this action was in progress when they made their response on 13 November 2024.
  3. Action

    Remain engaged in national ambulance-service discussions about methylene blue for sodium nitrite poisoning and review emerging authoritative recommendations.

    Stated by South East Coast Ambulance Service NHS Foundation TrustStated in progressThe respondent said that this action was in progress when they made their response on 13 November 2024.

Respondent positions A position is what a recipient says about a concern when it does not describe a specific action.5

  1. Position

    Equipping all frontline ambulances with methylene blue and specialist diagnostic equipment is not clinically feasible or cost-effective because of diagnostic, logistical and resource constraints.

    Stated by South East Coast Ambulance Service NHS Foundation TrustUnable to actThe respondent said that a constraint prevented them from taking the relevant action.

Source evidence

How this individual concern was interpreted

PFD Monitor created a concise, searchable interpretation from the report wording shown below. Response links show a clear evidence connection; they do not assign responsibility.

PFD Monitor interpretation

Unavailability of methylene blue on ambulances for relevant chemical ingestions

Wider context from the report

“The Court heard that when a call is made to 999 that the call is categorised using NHS Pathways and that all overdoses would be in the same classification resulting in the same disposition and response category. The system does not differentiate between types of, severity of or the drugs/chemicals reported as being the cause of the overdose. The system also does not differentiate call classification taking into account the amount reported as ingested, the timing of ingestion or the patient's weight. The Court heard that all of these factors can impact on the time in which care needs to be rendered to prevent death. The example given to the Court was that someone who had taken a relatively small paracetamol that would be unlikely to cause harm would, using Pathways, have the same resultant disposition as someone who had ingested a significant amount of a known lethal chemical. Secondly, the Court heard that in the case of ████████ ingestion that treatment is only effective if medications are administered before the patient suffers a cardiac arrest. This likely will occur incredibly rapidly and is a known effect of the chemical. The Pathways system does not reflect the time sensitive nature of an effective response when it is known that ████████ has been ingested and would not create a higher disposition requiring more urgent attendance than category 3. The Court was also told that clinicians do not carry on any Ambulances within South East Coast Ambulance Service NHS Foundation Trust Methylene Blue which is the antidote to ████████ ingestion as this is not within national guidance. I heard that in some areas there are ongoing trials for some areas that this is on board vehicles within the HART (Hazardous Area Response Team). Therefore in this area the treatment is only available when a patient reaches an acute hospital with an A&E department and the evidence was that often patients enter cardiac arrest before this occurs. ”

Is this part of a recurring concern?

Yes — Failure to ensure paramedics have required emergency medicines for pre-hospital care.

Open source report

Source evidence

How this individual concern was interpreted

PFD Monitor created a concise, searchable interpretation from the report wording shown below. Response links show a clear evidence connection; they do not assign responsibility.

PFD Monitor interpretation

Failure to assign sufficiently urgent dispositions for time-sensitive chemical ingestions

Wider context from the report

“The Court heard that when a call is made to 999 that the call is categorised using NHS Pathways and that all overdoses would be in the same classification resulting in the same disposition and response category. The system does not differentiate between types of, severity of or the drugs/chemicals reported as being the cause of the overdose. The system also does not differentiate call classification taking into account the amount reported as ingested, the timing of ingestion or the patient's weight. The Court heard that all of these factors can impact on the time in which care needs to be rendered to prevent death. The example given to the Court was that someone who had taken a relatively small paracetamol that would be unlikely to cause harm would, using Pathways, have the same resultant disposition as someone who had ingested a significant amount of a known lethal chemical. Secondly, the Court heard that in the case of ████████ ingestion that treatment is only effective if medications are administered before the patient suffers a cardiac arrest. This likely will occur incredibly rapidly and is a known effect of the chemical. The Pathways system does not reflect the time sensitive nature of an effective response when it is known that ████████ has been ingested and would not create a higher disposition requiring more urgent attendance than category 3. The Court was also told that clinicians do not carry on any Ambulances within South East Coast Ambulance Service NHS Foundation Trust Methylene Blue which is the antidote to ████████ ingestion as this is not within national guidance. I heard that in some areas there are ongoing trials for some areas that this is on board vehicles within the HART (Hazardous Area Response Team). Therefore in this area the treatment is only available when a patient reaches an acute hospital with an A&E department and the evidence was that often patients enter cardiac arrest before this occurs. ”

Is this part of a recurring concern?

Yes — Unreliable NHS 111 clinical triage algorithms and systems; Unreliable ambulance call triage and re-triage.

Open source report

Source evidence

How this individual concern was interpreted

PFD Monitor created a concise, searchable interpretation from the report wording shown below. Response links show a clear evidence connection; they do not assign responsibility.

PFD Monitor interpretation

Failure to differentiate overdose call classification by clinical severity and relevant ingestion factors

Wider context from the report

“The Court heard that when a call is made to 999 that the call is categorised using NHS Pathways and that all overdoses would be in the same classification resulting in the same disposition and response category. The system does not differentiate between types of, severity of or the drugs/chemicals reported as being the cause of the overdose. The system also does not differentiate call classification taking into account the amount reported as ingested, the timing of ingestion or the patient's weight. The Court heard that all of these factors can impact on the time in which care needs to be rendered to prevent death. The example given to the Court was that someone who had taken a relatively small paracetamol that would be unlikely to cause harm would, using Pathways, have the same resultant disposition as someone who had ingested a significant amount of a known lethal chemical. Secondly, the Court heard that in the case of ████████ ingestion that treatment is only effective if medications are administered before the patient suffers a cardiac arrest. This likely will occur incredibly rapidly and is a known effect of the chemical. The Pathways system does not reflect the time sensitive nature of an effective response when it is known that ████████ has been ingested and would not create a higher disposition requiring more urgent attendance than category 3. The Court was also told that clinicians do not carry on any Ambulances within South East Coast Ambulance Service NHS Foundation Trust Methylene Blue which is the antidote to ████████ ingestion as this is not within national guidance. I heard that in some areas there are ongoing trials for some areas that this is on board vehicles within the HART (Hazardous Area Response Team). Therefore in this area the treatment is only available when a patient reaches an acute hospital with an A&E department and the evidence was that often patients enter cardiac arrest before this occurs. ”

Is this part of a recurring concern?

No recurring-concern membership is currently published.

Open source report

Source evidence

How this respondent action was interpreted

PFD Monitor created a concise, searchable interpretation from the published response wording shown below.

PFD Monitor interpretation

Apply overdose safeguards including timely clinical review, automatic escalation when delayed, TOXBASE consultation, and assessment of ongoing suicidal ideation.

Verbatim wording from the response

“When an absence of immediately life-threatening symptoms such as the above is being presented in intentional overdose, the lowest ambulance disposition that can be reached is a Category 3 emergency ambulance outcome. However this Category 3 outcome is supported by additional measures specific to overdose that have been in place within SECAmb since July 2019 and further amendments to local procedures following the publication of a operational guidance by NHS England and the Association of Ambulance Chief Executives (AACE) entitled, “Category 3 – 999 Overdoses and Suicidal Ideation Calls; Initial Assessment of Lethality / Toxicity Principles Document” in April 2021, subsequently being further updated in November 2023.”

Source location

Response from SECAmb
Page 2 · response
Published 13 November 2024

Open published response

Source evidence

How this respondent action was interpreted

PFD Monitor created a concise, searchable interpretation from the published response wording shown below.

PFD Monitor interpretation

Develop an ambulance-service workstream exploring artificial intelligence to identify rare or uniquely risky 999 calls and support earlier clinical attention.

Verbatim wording from the response

“As a Trust, we would like to use this case alongside others to support a workstream in early development that we are undertaking, regarding the potential for the use of new and emerging technologies, such as Artificial Intelligence to ‘ambiently listen’ to 999 calls. The aim is to enhance patient safety and reduce human cognitive burden, potentially highlighting certain calls to clinicians that have rare or unique risks earlier. We are in the early stages of understanding this technology and undertaking this work alongside four other NHS Ambulance Trusts as part of the Southern Ambulance Collaborative, and although we envisage if successful this having wider benefits to a range of presentations that 999 ambulance calls present, we have included ████████ overdose as an example within the proposed case for change.”

Source location

Response from SECAmb
Page 3 · response
Published 13 November 2024

Open published response

Source evidence

How this respondent action was interpreted

PFD Monitor created a concise, searchable interpretation from the published response wording shown below.

PFD Monitor interpretation

Remain engaged in national ambulance-service discussions about methylene blue for sodium nitrite poisoning and review emerging authoritative recommendations.

Verbatim wording from the response

“Ongoing National Discussions”

Source location

Response from SECAmb
Page 4 · response
Published 13 November 2024

Open published response

Source evidence

How this respondent action was interpreted

PFD Monitor created a concise, searchable interpretation from the published response wording shown below.

PFD Monitor interpretation

Continuously review the medication formulary against emerging guidance and new evidence to support patient safety.

Verbatim wording from the response

“In conclusion, SECAmb remains committed to delivering the highest standard of pre-hospital care within the framework of evidence-based clinical practice. We will continuously review our medication formulary in line with emerging guidance and new evidence. At present, and in accordance with current national recommendations, equipping all front-line ambulances with methylene blue and specialist diagnostic tools is neither clinically feasible nor cost-effective. Nevertheless, we will continue to monitor evolving guidance and, where appropriate, modify our protocols to maintain patient safety and optimise outcomes.”

Source location

Response from SECAmb
Page 5 · response
Published 13 November 2024

Open published response

Source evidence

How this respondent action was interpreted

PFD Monitor created a concise, searchable interpretation from the published response wording shown below.

PFD Monitor interpretation

Publish a national operational procedure requiring clinical oversight and timely escalation for Category 3 overdose and suicidal-ideation calls.

Verbatim wording from the response

“In April 2021, NHS England in conjunction with the Association of Ambulance Chief Executives (AACE) published a new operational procedure for all ambulance services in England entitled, “Category 3/ 999 Overdose and Suicidal Ideation Calls; Initial Assessment of Lethality/Toxicity Principles Document”. This document followed a detailed review that had been undertaken to consider agreed ambulance control room processes, to ensure suicidal patients receive the correct clinical response. This review had also been the catalyst for NHS England contacting all ambulance and NHS 111 services in early 2019 as described above. The guidance highlights the critical importance of clinical oversight and review (rather than, for example, a re-categorisation of calls to Category 1 on a case-by-case basis) and sets out that:”

Source location

Response from NHS England
Page 3 · response
Published 13 November 2024

Open published response

Source evidence

How this respondent action was interpreted

PFD Monitor created a concise, searchable interpretation from the published response wording shown below.

PFD Monitor interpretation

Update overdose guidance to include Category 5 dispositions and require urgent remote clinical assessment pending appropriate ambulance response.

Verbatim wording from the response

“Most recently, the overdose guidance was updated in November 2023 to include callers who reach a Category 5 disposition (hear and treat). This followed a review by ECPAG, NHS England and NASMeD, part of the AACE, to ensure it remained clinically fit for purpose. For those cases which do not automatically result in a Category 1 or 2 emergency ambulance response, an urgent remote clinical assessment will take place, pending which the case will be dealt with as a Category 3 emergency ambulance response. The objective of further remote clinical assessment”

Source location

Response from NHS England
Page 3 · response
Published 13 November 2024

Open published response

Source evidence

How this respondent position was interpreted

PFD Monitor created a concise, searchable interpretation from the published response wording shown below.

PFD Monitor interpretation

Equipping all frontline ambulances with methylene blue and specialist diagnostic equipment is not clinically feasible or cost-effective because of diagnostic, logistical and resource constraints.

Verbatim wording from the response

“████████ poisoning causes methaemoglobinaemia, which can only be reliably diagnosed using specialised diagnostic equipment (e.g., Masimo Rainbow SET sensors). In a pre-hospital context, the accurate identification of sodium nitrite ingestion is complicated by non-specific presentations and the unlikelihood of having immediate access to this specialist equipment on every frontline vehicle. Consequently, the administration of methylene blue in the pre-hospital setting poses significant diagnostic and logistical challenges, especially given the low incidence of confirmed sodium nitrite poisonings.”

Source location

Response from SECAmb
Page 4 · response
Published 13 November 2024

Open published response

Source evidence

How this respondent position was interpreted

PFD Monitor created a concise, searchable interpretation from the published response wording shown below.

PFD Monitor interpretation

Existing overdose procedures provide additional clinical review, TOXBASE assessment and automatic escalation, supporting Category 3 ambulance dispositions.

Verbatim wording from the response

“When an absence of immediately life-threatening symptoms such as the above is being presented in intentional overdose, the lowest ambulance disposition that can be reached is a Category 3 emergency ambulance outcome. However this Category 3 outcome is supported by additional measures specific to overdose that have been in place within SECAmb since July 2019 and further amendments to local procedures following the publication of a operational guidance by NHS England and the Association of Ambulance Chief Executives (AACE) entitled, “Category 3 – 999 Overdoses and Suicidal Ideation Calls; Initial Assessment of Lethality / Toxicity Principles Document” in April 2021, subsequently being further updated in November 2023.”

Source location

Response from SECAmb
Page 2 · response
Published 13 November 2024

Open published response

Source evidence

How this respondent position was interpreted

PFD Monitor created a concise, searchable interpretation from the published response wording shown below.

PFD Monitor interpretation

Rapid hospital transfer and advanced cardiac life support remain the most appropriate existing response because definitive treatment is available at hospital.

Verbatim wording from the response

“Although certain regions are trialling the use of Hazardous Area Response Teams (HART) to carry methylene blue, these teams are designed for high-risk environments. SECAmb’s HART operates from two bases (Ashford and Crawley), but their geographic reach and the unpredictable nature of ████████ poisonings do not guarantee they would always be the initial or timely responders to these cases. In many instances, rapid transfer to hospital—where comprehensive evaluation and definitive treatment (such as intubation, ventilation, inotropic support, or exchange transfusion) can be provided—remains the most pragmatic approach.”

Source location

Response from SECAmb
Page 4 · response
Published 13 November 2024

Open published response

Source evidence

How this respondent position was interpreted

PFD Monitor created a concise, searchable interpretation from the published response wording shown below.

PFD Monitor interpretation

Individual ambulance trusts are responsible for deciding whether to carry Methylene Blue; NHS England does not mandate this operational arrangement.

Verbatim wording from the response

“The carrying of particular medication by ambulance services is an operational issue and is up to individual ambulance trusts; NHS England does not mandate such issues. NHS England is aware of a small number of ambulance specialist units who carry Methylene Blue. This antidote is carried by specialist clinical teams for administration in cases of moderate/severe ████████ poisoning which can be measured through an exhaled breath monitor. Clinical feedback suggests it is likely Methylene Blue would not be used except for severe cases or where there is a long journey time to definitive care.”

Source location

Response from NHS England
Page 4 · response
Published 13 November 2024

Open published response

Source evidence

How this respondent position was interpreted

PFD Monitor created a concise, searchable interpretation from the published response wording shown below.

PFD Monitor interpretation

Mandating ambulance services to carry Methylene Blue is outside NHS England’s remit because medication carriage is an operational matter for individual trusts.

Verbatim wording from the response

“The carrying of particular medication by ambulance services is an operational issue and is up to individual ambulance trusts; NHS England does not mandate such issues. NHS England is aware of a small number of ambulance specialist units who carry Methylene Blue. This antidote is carried by specialist clinical teams for administration in cases of moderate/severe ████████ poisoning which can be measured through an exhaled breath monitor. Clinical feedback suggests it is likely Methylene Blue would not be used except for severe cases or where there is a long journey time to definitive care.”

Source location

Response from NHS England
Page 4 · response
Published 13 November 2024

Open published response

Other statements in published responses

These actions and other statements could not be clearly connected to one concern in this report.

Recipient-stated actions An action is something a recipient says it has done, is doing, or plans to do in response to a concern raised.3

  1. 1

    Introduce and deploy a dedicated NHS Pathways disposition code to identify Category 3 suicide-risk calls for urgent clinical review and potential escalation.

    Stated by NHS EnglandStated completedThe respondent said that this action was complete when they made their response on 13 November 2024.
  2. 2

    Mandate robust clinical oversight of self-harm and suicidal patients in ambulance control rooms and call centres.

    Stated by NHS EnglandStated completedThe respondent said that this action was complete when they made their response on 13 November 2024.
  3. 3

    Discuss Prevention of Future Deaths reports through the Regulation 28 Working Group and share resulting learning across national and regional NHS services.

    Stated by NHS EnglandStated completedThe respondent said that this action was complete when they made their response on 13 November 2024.

Source evidence

How this respondent action was interpreted

PFD Monitor created a concise, searchable interpretation from the published response wording shown below.

PFD Monitor interpretation

Introduce and deploy a dedicated NHS Pathways disposition code to identify Category 3 suicide-risk calls for urgent clinical review and potential escalation.

Verbatim wording from the response

“In early 2019, NHS England also instructed ambulance and NHS 111 providers that any suicide-related cases reaching a Category 3 ambulance outcome should receive urgent clinical review. This would enable a clinician to consider the individual circumstances of each case, with a view to determining whether the case should be clinically upgraded to a Category 1 or 2 emergency ambulance response.”

Source location

Response from NHS England
Page 4 · response
Published 13 November 2024

Open published response

Source evidence

How this respondent action was interpreted

PFD Monitor created a concise, searchable interpretation from the published response wording shown below.

PFD Monitor interpretation

Mandate robust clinical oversight of self-harm and suicidal patients in ambulance control rooms and call centres.

Verbatim wording from the response

“Ambulance EOCs follow specific principles on their respective triage tool to ensure clinical oversight for patients calling and presenting with overdose and suicidal ideations. These principles have been reviewed and strengthened through several national recommendations since 2019.”

Source location

Response from NHS England
Page 3 · response
Published 13 November 2024

Open published response

Source evidence

How this respondent action was interpreted

PFD Monitor created a concise, searchable interpretation from the published response wording shown below.

PFD Monitor interpretation

Discuss Prevention of Future Deaths reports through the Regulation 28 Working Group and share resulting learning across national and regional NHS services.

Verbatim wording from the response

“I would also like to provide further assurances on the national NHS England work taking place around the Reports to Prevent Future Deaths. All reports received are discussed by the Regulation 28 Working Group, comprising Regional Medical Directors, and other clinical and quality colleagues from across the regions. This ensures that key learnings and insights around events, such as the sad death of Joel, are shared across the NHS at both a national and regional level and helps us to pay close attention to any emerging trends that may require further review and action.”

Source location

Response from NHS England
Page 4 · response
Published 13 November 2024

Open published response
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Information checked against the published report and official responses · Data reviewed 7 Sep 2026 · About data quality and limitations

Official responses located
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Data last updated 7 September 2026