Trial reportDiabetes care2023
Novel Once-Weekly Basal Insulin Fc Achieved Similar Glycemic Control With a Safety Profile Comparable to Insulin Degludec in Patients With Type 1 Diabetes.
Trial report in Diabetes care, 2023. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 27 papers, 5 of them syntheses that pooled it.
What it found
Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.
The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.
The trial behind it
Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.
Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.
Who cites it
27 citing papers in PubMed, 5 syntheses or guidelines pooled it, 54 citations in OpenAlex.
- Efficacy and safety of once-weekly basal insulin therapy in people with type 1 diabetes: A systematic review and meta-analysis.Diabetes, obesity & metabolism · 2026Pooled it
- Efficacy and safety of insulin icodec compared with insulin efsitora in patients with type 2 diabetes: a systematic review and network meta-analysis.Frontiers in endocrinology · 2026Pooled it
- Continuous Glucose Monitoring and Hypoglycaemia Metrics With Once-Weekly Basal Insulin Fc Versus Insulin Degludec: A Systematic Review and Meta-Analysis.Endocrinology, diabetes & metabolism · 2025Pooled it
- Once-Weekly Insulin Versus Once-Daily Insulin for Type 1 Diabetes Treatment: A Systematic Review and Meta-Analysis of Randomised Controlled Trials.Endocrinology, diabetes & metabolism · 2025Pooled it
- Efficacy and safety of once-weekly insulin versus once-daily insulin in patients with type 1 and type 2 diabetes mellitus: an updated meta-analysis of randomized controlled trials.Frontiers in endocrinology · 2024Pooled it
- Pharmacokinetics, Pharmacodynamics, and Safety of Once-Weekly Insulin Efsitora Alfa in Chinese Patients with Type 2 Diabetes: A Phase 1 Open-Label, Randomized, Active-Controlled Trial.Advances in therapy · 2026Trial
- Trial
- Once-Weekly Subcutaneous Insulin Efsitora for the Management of Diabetes Mellitus: A Systematic Review and Meta-Analysis Study.Medeniyet medical journal · 2026Article
- How new diabetes technology will improve outcomes after total pancreatectomy?Gland surgery · 2026Article
- Initial treatment for uncontrolled type 2 diabetes: A clinical trial comparing basal insulin and modified-release gliclazide.Caspian journal of internal medicine · 2026Article
- Trends in baseline HbA1c and body-mass index in randomised trials of people with type 1 diabetes from 1993 to 2025: an IMI2 SOPHIA systematic review and meta-analysis.EClinicalMedicine · 2025Article
- Emerging Insulin Analogues: A Glimpse into How Insulin Analogues May Look in the near Future.Pharmaceutics · 2025Review
- Once-weekly Basal Insulin Fc versus daily insulin degludec for glycemic control in diabetes: a systematic review, meta-analysis, and meta-regression.Journal of diabetes and metabolic disorders · 2025Review
- Pharmacokinetic and Pharmacodynamic Properties of Once-Weekly Insulin Efsitora Alfa in Japanese Patients with Type 2 Diabetes.Diabetes therapy : research, treatment and education of diabetes and related disorders · 2025Article
- Advances and future perspectives in the treatment and prognosis of type 1 diabetes mellitus.Frontiers in clinical diabetes and healthcare · 2025Review
- Emerging perspectives on once-weekly insulins in type 1 and type 2 diabetes: a mini-review.Frontiers in endocrinology · 2025Review
- Evolving understanding of autoimmune mechanisms and new therapeutic strategies of autoimmune disorders.Signal transduction and targeted therapy · 2024Review
- Once-Weekly Insulin Icodec in Diabetes Mellitus: A Systematic Review and Meta-Analysis of Randomized Clinical Trials (ONWARDS Clinical Program).Biomedicines · 2024Review
- Review
- Frequency and Severity of Hypoglycemia Under Conditions of Increased Hypoglycemic Risk with Insulin Efsitora Alfa Versus Insulin Glargine Treatment in Participants with Type 2 Diabetes.Diabetes therapy : research, treatment and education of diabetes and related disorders · 2024Article
Corrections and comments
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Authors and funding
9 authors at 2 institutions in 2 countries.
Funding
No grant is acknowledged in the PubMed record.
Abstract
objectiveBasal Insulin Fc (BIF; insulin efsitora alfa; LY3209590), a fusion protein combining a novel single-chain insulin variant with a human IgG Fc domain, is designed for once-weekly basal insulin administration. This phase 2 study assessed safety and efficacy of BIF versus degludec in 265 patients with type 1 diabetes (T1D) using multiple daily injections. RESEARCH DESIGN AND
methodsDuring this randomized, parallel, open-label study, patients with T1D were randomized (1:1) to receive BIF once weekly or degludec once daily over the 26-week treatment period. Both groups were titrated to a fasting glucose level of 80-100 mg/dL. The primary end point was HbA1c change from baseline to week 26 (noninferiority margin, 0.4%). Secondary end points included percent time in range (TIR) (70-180 mg/dL), continuous glucose monitoring (CGM) fasting glucose (FG) level, and rate of hypoglycemia.
resultsAfter 26 weeks, patients receiving BIF had noninferior HbA1c change from baseline versus those receiving degludec, with a statistically significant treatment difference of 0.17% (90% CI 0.01, 0.32; P = 0.07) favoring the comparator. Percent TIR was similar for patients in the BIF (56.1%) and degludec (58.9%; P = 0.112) groups at week 26. FG values were significantly higher for patients receiving BIF (158.8 mg/dL) versus degludec (143.2 mg/dL; P = 0.003). Rates of CGM-derived hypoglycemia were not statistically significantly different for BIF and degludec over 24 h for level 1 (P = 0.960) or level 2 (P = 0.517) hypoglycemia during the treatment period. Occurrence of serious adverse events was similar between the BIF and degludec groups.
conclusionsOnce-weekly BIF demonstrated noninferior glycemic control to once-daily degludec (treatment difference: 0.17% favoring degludec) and no difference in hypoglycemia or other safety findings in patients with T1D.
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Registered trials
Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the Socratic graph.