Insulin TherapyType 2 Diabetes (T2D)
Research Summary
Analyzed using Evidence Intelligence™

Early insulin degludec with IV insulin infusion speeds DKA resolution by 3.25 hours without increasing hypoglycaemia risk

Last updated May 13, 2026

Key finding

A randomized trial in 80 adults with diabetic ketoacidosis found that early subcutaneous insulin degludec (0.3 units/kg within 3 hours) plus standard IV insulin infusion resolved DKA 3.25 hours faster than IV insulin alone, with no increase in hypoglycaemia or hypokalaemia.

This study tested whether giving a shot of long-acting insulin (degludec) early, along with the standard IV insulin drip, could help resolve diabetic ketoacidosis faster. In 80 adults, the combination resolved DKA about 3 hours sooner and led to better blood sugar levels 3 days later, without raising the risk of low blood sugar or low potassium.

Quick read

Study at a glance

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EvidenceScore™

Moderate

Study type

Randomized Controlled Trials (RCTs)

Follow-up

Short-Term (≤3 mo)

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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

A randomized trial in 80 adults with diabetic ketoacidosis found that early subcutaneous insulin degludec (0.3 units/kg within 3 hours) plus standard IV insulin infusion resolved DKA 3.25 hours faster than IV insulin alone, with no increase in hypoglycaemia or hypokalaemia.

Published in

Journal Reference

Publication details and source links for this paper.

Thammakosol K, Jantarapootirat M, Traiwanatham S, Sriphrapradang C. Early insulin degludec with continuous intravenous insulin infusion in the management of diabetic ketoacidosis: A randomized controlled trial. Diabetes Obes Metab. 2025;27(12):7020-7029. doi:10.1111/dom.70101

Main Effects

↓ DKA resolution time reduced by 3.25 hours with early degludec (p=0.039)

↓ Capillary blood glucose at 72h lower by 26 mg/dL with degludec (p=0.012)

→ Hypoglycaemia and hypokalaemia rates similar between groups (not significant)

evidence suggest

Evidence Suggest

  • Early insulin degludec plus standard IVII safely accelerates DKA resolution compared to IVII alone
  • Blood glucose control was better at 72h after transition to subcutaneous insulin with early degludec
  • No increase in hypoglycaemia or hypokalaemia despite faster metabolic correction
who this applies

Who this applies to

Adults with diabetic ketoacidosis (both type 1 and type 2 diabetes) in hospital settings. Results are most relevant to patients with classic DKA (plasma glucose ≥250 mg/dL) without euglycemic DKA, haemodynamic instability, or pregnancy.

keep in mind

Keep in Mind

The study was open-label, which could bias some decisions. The comparison used glargine U-100 in the control group after DKA resolution, which differs from degludec's pharmacokinetic profile. Euglycemic DKA patients were excluded. Ketone monitoring was not used for resolution assessment per 2009 ADA criteria.

between the lines

Between the Lines

  • Open-label design may influence clinician decisions on IVII timing and discharge
  • No routine ketone monitoring for DKA resolution assessment (used pH/bicarbonate/anion gap)
  • Euglycemic DKA patients excluded, limiting generalizability to that population
  • Single-country study in Thailand may not fully generalize to other healthcare settings

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Connected Evidence

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This study contributes to evidence on Insulin Therapies and HbA1c.

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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™.

Does Insulin Therapies improve HbA1c?

Emerging Evidence

Insulin Therapies has been studied in relation to HbA1c, but the direction of effect is unclear.

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

Ranked evidence signals

  1. 1

    HbA1c

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

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

Limitations

  • Only one supporting study is available.
  • Consistency cannot yet be determined.
  • Population details are unavailable.
1 supporting studyUpdated: Jul 2026
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