Resumen de Investigación
Analyzed using Evidence Intelligence™

Semaglutide maintains glucagon response during hypoglycaemia.

Última actualización 12 de septiembre de 2026

Key finding

Statistically significantly lower increase for noradrenaline with semaglutide vs placebo.

The study evaluated the impact of semaglutide on glucagon response during hypoglycemia in individuals with type 2 diabetes, finding no significant compromise in glucagon levels.

Quick read

Study at a glance

The essential study design details in one scan.

EvidenceScore™

Moderate

Study type

RCTs

Follow-up

Extended (5–20+ y)

Risk of bias

Some Concerns

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Plain-language summary

What this paper says

A plain-language read of the study’s main message and where it applies.

Study focus

The study evaluated the impact of semaglutide on glucagon response during hypoglycemia in individuals with type 2 diabetes, finding no significant compromise in glucagon levels.

Clinical relevance

Understanding the effects of semaglutide on glucagon response is crucial for managing type 2 diabetes, especially during episodes of hypoglycemia. The findings suggest that semaglutide may be a safe option for patients, as it does not compromise the body's ability to respond to low blood sugar, which is vital for preventing severe hypoglycemic events.

Keep in mind

The study's sample size may limit the generalizability of the findings. The effects were assessed in a controlled environment, which may not reflect real-world scenarios. The long-term effects of semaglutide on glucagon response were not evaluated.

Published in

Referencia de la Revista

Publication details and source links for this paper.

Stefan K, Lene J, Martina B, et al. Semaglutide treatment did not compromise the counterregulatory glucagon response during experimental hypoglycaemia in people with T2D. Diabetes, Obesity & Metabolism. 2018;20(11):2565-2573. doi:10.1111/dom.13422

Efectos Principales

The absolute change in mean glucagon concentration was similar for semaglutide (88.3 pg/mL) vs placebo (83.1 pg/mL), with an estimated difference of 5.2 pg/mL (p=0.418).

Semaglutide treatment resulted in a statistically significant lower increase in noradrenaline compared to placebo (decrease of 70.4 pg/mL, p=0.038).

Cortisol levels also showed a statistically significant lower increase with semaglutide compared to placebo (decrease of 47.2 ng/mL, p=0.007).

Evidence network

How this study fits

Understand where this research contributes within the broader evidence network.

Evidence Context

This study contributes evidence to Semaglutide and Cognitive function, Glucagon, Hypoglycemia symptom score, and 2 more.

Primary intervention

Semaglutide

Primary outcomes

  • Cognitive function
  • Glucagon
  • Hypoglycemia symptom score

Evidence relationships

Intervention and outcome relationships this study adds to the evidence network.

5
Evidence pairs
5
Relationships
1
Evidence topics
contributes_evidence

Editorial context

Why this study matters

See why this paper is useful beyond its individual results.

Evidence network role

This section describes how the study fits into the current evidence network. It does not determine whether an intervention works on its own.

Moderate contributionModerate confidenceNetwork score: 59

1

Related topics

5

Evidence pairs

100

Related studies

High relevance in at least one topic

Why it is useful

  • Contributes to 5 evidence relationships
  • Includes primary outcome data
  • Linked to 1 direct semantic evidence topic

Topic contributions

Evidence topic

Contributes evidence

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Evidencia principal

Relación de evidencia

GLP-1 Receptor Agonists and Cognitive Performance

Evidencia relacionada

Tema de evidencia

GLP-1 Receptor Agonists

Guardar evidencia

Intervención

GLP-1 Receptor Agonists

Guardar evidencia

Core evidence

Study findings

The primary outcomes reported in this study.

Cognitive function

Semaglutide → Cognitive function

Semaglutide → Cognitive function

Evidence Intelligence™
EvidenceScore™
Emerging
Score 59 · Based on 1 study
ImpactScore™
50
Neutral
ConsistencyScore™
unclear
Not enough independent studies
Estudios de apoyo: Basado en 1 estudio
Add to Evidence Tracker

Glucagon

Semaglutide → Glucagon

Semaglutide → Glucagon

Evidence Intelligence™
EvidenceScore™
Moderate
Score 69 · Based on 2 studies
ImpactScore™
50
Neutral
ConsistencyScore™
100
consistent
Estudios de apoyo: Basado en 2 estudios
Add to Evidence Tracker

Hypoglycemia symptom score

Semaglutide → Hypoglycemia symptom score

Semaglutide → Hypoglycemia symptom score

Evidence Intelligence™
EvidenceScore™
Emerging
Score 59 · Based on 1 study
ImpactScore™
50
Neutral
ConsistencyScore™
unclear
Not enough independent studies
Estudios de apoyo: Basado en 1 estudio
Add to Evidence Tracker

noradrenaline

Semaglutide → noradrenaline

Semaglutide → noradrenaline

Evidence Intelligence™
EvidenceScore™
Emerging
Score 59 · Based on 1 study
ImpactScore™
100
Very Positive
ConsistencyScore™
unclear
Not enough independent studies
Estudios de apoyo: Basado en 1 estudio
Add to Evidence Tracker

Serum cortisol

Semaglutide → Serum cortisol

Semaglutide → Serum cortisol

Evidence Intelligence™
EvidenceScore™
Emerging
Score 59 · Based on 1 study
ImpactScore™
100
Very Positive
ConsistencyScore™
unclear
Not enough independent studies
Estudios de apoyo: Basado en 1 estudio
Add to Evidence Tracker

Evidence Library

Build your evidence library

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evidence suggest

La Evidencia Sugiere

  • No significant change in glucagon levels with semaglutide (5.2 pg/mL difference, p=0.418).
  • Lower increase in noradrenaline with semaglutide (70.4 pg/mL decrease, p=0.038).
  • Lower increase in cortisol levels with semaglutide (47.2 ng/mL decrease, p=0.007).
who this applies

A quién se aplica

  • Adults diagnosed with type 2 diabetes.
  • Individuals experiencing episodes of hypoglycemia.
keep in mind

Tener en Cuenta

  • Results may not apply to populations outside of the study's demographic.
  • Findings are based on short-term assessments and may not reflect long-term outcomes.
  • The study was conducted in a controlled setting, which may differ from everyday clinical practice.
between the lines

Entre Líneas

  • The study's sample size may limit the generalizability of the findings.
  • The effects were assessed in a controlled environment, which may not reflect real-world scenarios.
  • The long-term effects of semaglutide on glucagon response were not evaluated.

Evidence Library

Build your evidence library

Save research, organize studies, and quickly find important evidence again.

Connected Evidence

Explore related studies, evidence collections, and research questions.

Relationships organized using the Dediabetes Evidence Intelligence™ framework.

This study contributes to evidence on GLP-1 Receptor Agonists and Glucagon, GLP-1 Receptor Agonists and Cognitive Performance.

Relaciones de evidencia relacionadas

Explore in Evidence Explorer

This study contributes to the evidence on the following intervention-outcome relationships.

Questions answered by this study

Generated from the study's connected evidence using Evidence Intelligence™.

Do GLP-1 Receptor Agonists improve cognitive performance?

Emerging Evidence

Current evidence does not show a clear benefit of GLP-1 Receptor Agonists for cognitive performance.

ConsistencyScore™: Consistency cannot yet be determined from the available evidence.

Ranked evidence signals

  1. 1

    Cognitive function

    EvidenceScore™ Emerging | EvidenceScore™ 59.0 | neutral | ConsistencyScore™ Unclear | 1 study

Why this answer: This answer is based on a single supporting study.

Limitations

  • Only one supporting study is available.
1 supporting study

Does Semaglutide improve glucagon?

Moderate Evidence

Current evidence does not show a clear benefit of Semaglutide for glucagon.

ConsistencyScore™: Results are consistent across studies.

Ranked evidence signals

  1. 1

    Glucagon

    EvidenceScore™ Moderate | EvidenceScore™ 69.0 | neutral | ConsistencyScore™ Consistent | 1 study

Why this answer: This answer is based on a single supporting study.

Limitations

  • Only one supporting study is available.
1 supporting study

Does Semaglutide improve serum cortisol?

Emerging Evidence

Semaglutide appears to improve serum cortisol.

ConsistencyScore™: Consistency cannot yet be determined from the available evidence.

Ranked evidence signals

  1. 1

    Serum cortisol

    EvidenceScore™ Emerging | EvidenceScore™ 59.0 | strong positive | ConsistencyScore™ Unclear | 1 study

Why this answer: This answer is based on a single supporting study.

Limitations

  • Only one supporting study is available.
1 supporting study

Does Semaglutide improve noradrenaline?

Emerging Evidence

Semaglutide appears to improve noradrenaline.

ConsistencyScore™: Consistency cannot yet be determined from the available evidence.

Ranked evidence signals

  1. 1

    noradrenaline

    EvidenceScore™ Emerging | EvidenceScore™ 59.0 | strong positive | ConsistencyScore™ Unclear | 1 study

Why this answer: This answer is based on a single supporting study.

Limitations

  • Only one supporting study is available.
1 supporting study
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