Research

Hormonal

Tirzepatide, a dual GIP/GLP-1 receptor agonist administered once weekly, produces superior weight loss and glycemic control compared to semaglutide and dulaglutide in patients with type 2 diabetes and obesity.

For patients with T2DM or obesity, tirzepatide offers a potent once-weekly injection option that improves weight, blood sugar, and lipid profiles more effectively than some existing GLP-1 drugs. Due to potential gastrointestinal side effects, treatment should start at low doses and escalate slowly. Access may be limited by cost, requiring engagement with healthcare policymakers and insurers.

GoodSupportsHIGH confidence
In a study to confirm the efficacy of tirzepatide compared to semaglutide, tirzepatide was found to be superior and noninferior to semaglutide with respect to weight reductions and dose-dependent reductions in glycated hemoglobin level... In phase 1 and phase 2 trials, tirzepatide demonstrated dose-dependent reduction in HbA1c (up to 2.4%) and body weight (up to 11.3 kg) in patients with T2 DM, suggesting its superiority to dulaglutide.
Amrit Bhusal · Annals of Medicine and Surgery · 2023

Why this rating

The paper cites Phase 1, 2, and 3 randomized controlled trials (RCTs) and head-to-head comparisons, which constitute high-quality evidence, though it is an editorial summary rather than primary data publication.

Source

Advent of tirzepatide: boon for diabetic and obese?

Amrit Bhusal · Annals of Medicine and Surgery · 2023

DOI 10.1097/ms9.0000000000000173

narrative_reviewCited 3×
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DOI resolved against Crossref · corpus check 2026-06-10

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