Cagrilintide is a long-acting synthetic analogue of the naturally occurring pancreatic hormone amylin, currently in clinical development by Novo Nordisk for chronic weight management . It represents a next-generation amylin analogue designed to overcome the short half-life limitations of earlier compounds like pramlintide .
Key Specifications:
CAS Number: 1415456-99-3
Molecular Formula: C₁₈₇H₂₉₁N₄₅O₅₉ (approx.)
Molecular Weight: ~4,114 g/mol
Purity: ≥95-98% (research grade)
Appearance: Lyophilized powder
Storage: Store at -20°C
Mechanism of Action: Cagrilintide functions as a dual amylin and calcitonin receptor agonist (DACRA) :
Amylin receptor (AMYR) activation: Mimics the satiety-inducing effects of natural amylin, which is co-secreted with insulin from pancreatic beta-cells
Calcitonin receptor (CTR) activation: Contributes to metabolic regulation through complementary pathways
Central nervous system action: Targets homeostatic and hedonic brain regions to reduce food intake
Gastric emptying: Slows gastric emptying, contributing to reduced caloric intake
Key Research Applications:
| Category | Applications |
|---|---|
| Obesity/Weight Management | Chronic weight loss, appetite suppression |
| Type 2 Diabetes | Adjunctive therapy for glycemic control |
| Metabolic disorders | Combination therapy with GLP-1 agonists (CagriSema) |
| Diabetic kidney disease | Emerging research on renal protection |
Clinical Trial Data: In the Phase 3 REDEFINE 1 trial (N=3,417), cagrilintide 2.4 mg monotherapy demonstrated:
11.8% mean body weight reduction after 68 weeks (vs. 2.3% placebo)
31.6% of participants achieved ≥15% weight loss (vs. 4.7% placebo)
Average weight loss of 12.5 kg compared to 2.5 kg with placebo
Well-tolerated with mostly mild-to-moderate gastrointestinal effects
Important Notice: FOR RESEARCH USE ONLY. NOT FOR HUMAN USE, THERAPEUTIC, OR DIAGNOSTIC APPLICATIONS.
Cagrilintide is NOT FDA approved for any medical use (currently investigational). This product is intended for laboratory research purposes only.
Cagrilintide belongs to the amylin analogue class, specifically classified as a long-acting amylin receptor agonist .
It is also classified more broadly as:
Dual amylin and calcitonin receptor agonist (DACRA)
Incretin mimetic (functionally related class)
Anti-obesity peptide
| Classification | Description |
|---|---|
| Target receptors | Amylin receptors (AMY₁, AMY₃) and calcitonin receptor (CTR) |
| Receptor family | Class B G protein-coupled receptors (GPCRs) |
| Primary function | Reduces food intake via central satiety signaling |
| Cellular effects | Activates Gs signaling pathways; increases cAMP in target tissues |
| Structural features | Lipidated (acylated) for extended half-life; 95% sequence homology to tool compound 0839 |
| Research Area | Key Findings/Applications |
|---|---|
| Obesity/Weight Loss | Phase 3 data shows 11.8% weight loss; dedicated RENEW program ongoing |
| Type 2 Diabetes | Investigated in patients with obesity and T2D (RENEW 2 trial) |
| Combination therapy | CagriSema (cagrilintide + semaglutide) shows additive/synergistic effects |
| Diabetic kidney disease | Preliminary research suggests diabetes-specific renal effects via cAMP signaling in cortical tubules |
| Appetite regulation | Targets homeostatic and hedonic brain regions (DVC, LPBN) via AMY₁/AMY₃ receptors |
Cagrilintide is a next-generation amylin analogue designed to overcome pramlintide's short half-life
It works through a distinct mechanism from GLP-1 agonists, offering a complementary approach to weight management
The peptide exhibits non-selective activation of amylin and calcitonin receptors with a unique "bypass" binding mode
Structural features include an E14-R17 intramolecular salt bridge enhancing helical stability, and a C-terminal P37 interaction with receptor extracellular domains
It is being developed both as monotherapy (RENEW program) and in combination with semaglutide (CagriSema)
| Authority | Status |
|---|---|
| FDA | NOT approved for any medical use (investigational) |
| Clinical development | Phase 3 trials completed (REDEFINE 1); RENEW program initiated Q4 2025 |
| Research use | Available for laboratory/preclinical research only |
Important Notice: FOR RESEARCH USE ONLY. NOT FOR HUMAN USE, THERAPEUTIC, OR DIAGNOSTIC APPLICATIONS
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