Clinical and regulatory evidence comparison

Eloralintide
vs Cagrilintide.

Compare eloralintide and cagrilintide by amylin receptor design, Phase 2 results, Phase 3 programs, tolerability evidence, and approval status.

Direct answer

What is the difference?

Eloralintide and cagrilintide are different investigational once-weekly amylin-pathway drugs, and no human head-to-head trial has compared them. Eloralintide is designed to preferentially activate the amylin 1 receptor, while cagrilintide is a long-acting amylin analogue with a broader receptor profile. Eloralintide has a completed 48-week Phase 2 trial and a recruiting ENLIGHTEN Phase 3 program. Cagrilintide has Phase 3 monotherapy evidence from REDEFINE 1 and an active standalone RENEW program. Their percentages came from different trials, durations, dose strategies, estimands, and placebo groups. Neither drug is FDA approved, and the evidence does not establish which is more effective, safer, or more tolerable for an individual.

Decision cockpit

See the useful differences first.

Start with identity, current US status, trial coverage, and the evidence relationship. Then carry the exact pair into a country-aware workspace without losing either record.

Program ACurrent evidence status

Eloralintide

Investigational - not FDA approved

Route
Once-weekly subcutaneous injection
Registry
19 matched NCT records
Sponsor
Eli Lilly and Company
Open the full Eloralintide record
Program BCurrent evidence status

Cagrilintide

Investigational - not FDA approved

Route
Once-weekly subcutaneous injection
Registry
52 matched NCT records
Sponsor
Novo Nordisk
Open the full Cagrilintide record
Evidence relationship map

Eloralintide vs Cagrilintide: how direct is the evidence?

Separate trial programs

No participant in the cited sources was randomized between Eloralintide and Cagrilintide. Identity, mechanism, route, trial design, and regulatory status can be compared. Subtracting percentages from separate studies would create a treatment effect the evidence did not test.

Program A

Eloralintide

Selective amylin 1 receptor agonist

Route
Once-weekly subcutaneous injection
Stage
Phase 3 ENLIGHTEN program recruiting
Status
Investigational - not FDA approved
Open Eloralintide evidence
Program B

Cagrilintide

Long-acting amylin analogue

Route
Once-weekly subcutaneous injection
Stage
Phase 3 monotherapy program
Status
Investigational - not FDA approved
Open Cagrilintide evidence
Current registry snapshotIdentity-linked trial coverage

The current exact-intervention dataset contains 268 unique NCT records across 13 tracked investigational programs. Counts describe registry coverage, not comparative evidence strength.

QuestionEvidence statusHow to use it
Identity and mechanismSupported

Compare the named molecules, active components, sponsors, and receptor strategies.

Route, schedule, and stageSupported

Compare the studied route, frequency, development phase, and exact program record.

Regulatory statusCountry-specific

Compare exact approvals, applications, and investigational status in the jurisdiction being checked.

Trial-result differenceNot directly comparable

Treat percentages as separate source records. Do not subtract them, divide them into weekly rates, or use the larger value to name a winner.

Comparative safetyNo comparative conclusion

Use only adverse-event evidence reported for the cited protocol. Separate studies cannot establish which program is safer.

Better for an individualNot established

No group result, receptor count, route, approval milestone, or chart position predicts the best choice for one person.

Country status checks

Check both programs in the same market.

Approval, trial activity, product registration, pharmacy rules, and seller authority are country specific. Open both records before treating a status from one market as valid in another.

Program AEli Lilly and Company

Eloralintide

Selective amylin 1 receptor agonist

Route
Once-weekly subcutaneous injection
Stage
Phase 3 ENLIGHTEN program recruiting
Status
Investigational - not FDA approved
Featured trial anchors
NCT06230523 · NCT07321886 · NCT07282600 · NCT07369011 · NCT07353931 · NCT07392190 · NCT05295940
Open the full Eloralintide evidence profile
Program BNovo Nordisk

Cagrilintide

Long-acting amylin analogue

Route
Once-weekly subcutaneous injection
Stage
Phase 3 monotherapy program
Status
Investigational - not FDA approved
Featured trial anchors
NCT03856047 · NCT05567796 · NCT07220642 · NCT07220759
Open the full Cagrilintide evidence profile
Side-by-side record

Compare the field, then read the limit.

Both names are increasingly grouped as long-acting amylin alternatives, while online summaries frequently turn receptor selectivity or a larger trial percentage into a winner claim. Published discovery work did compare their pharmacology in animals, but those experiments cannot answer comparative human efficacy or safety. A useful comparison must separate receptor design, preclinical findings, randomized human trials, development stage, adverse-event reporting, and the distinct CagriSema combination.

Eloralintide and Cagrilintide clinical program comparison
FieldEloralintideCagrilintideHow to interpret it
Receptor designPreferential amylin 1 receptor agonistLong-acting amylin analogue with broader receptor activitySelectivity is a pharmacology distinction, not proof of superior weight loss, tolerability, or clinical benefit.
Human evidence anchorUp to a rounded 20% mean change at 48 weeks in Phase 211.8% at 68 weeks in the REDEFINE 1 monotherapy armDifferent trials, durations, estimands, escalation plans, and placebo responses prevent a direct percentage ranking.
Direct comparative evidencePreclinical animal pharmacology compared with cagrilintideNo randomized human comparison with eloralintideAnimal comparisons can inform mechanism and cannot establish a human efficacy or safety winner.
Phase 3 pathRecruiting ENLIGHTEN program across several obesity-related populationsStandalone RENEW program plus the separate CagriSema programBoth programs are advanced, but different Phase 3 designs and combination contexts answer different questions.
Current statusInvestigational and not FDA approvedInvestigational and not FDA approvedNeither name identifies an approved retail product, prescribing instruction, pharmacy price, or verified online supply route.
Evidence boundary

Why the headline numbers do not name a winner.

The eloralintide Phase 2 publication reported rounded 20% mean weight reduction at week 48 in the 9 mg and 6-to-9 mg groups under an efficacy estimand versus 0.4% with placebo. The cagrilintide monotherapy arm in REDEFINE 1 reported 11.8% at week 68 under a trial-product estimand versus 2.3% with placebo. Those figures were not randomized against each other and do not share a duration, estimand, dose plan, protocol, or placebo response. CagriSema results belong to cagrilintide plus semaglutide and cannot be credited to cagrilintide alone.

Three reading rules

Keep the comparison honest.

  1. 01

    Keep every percentage attached to its exact randomized trial, week, dose strategy, estimand, population, and placebo response.

  2. 02

    Treat the published animal comparison as mechanistic evidence, not a substitute for a randomized human head-to-head trial.

  3. 03

    Do not transfer CagriSema evidence to cagrilintide alone or treat an online vial as sponsor clinical material.

Important boundaryNo comparison creates worldwide approval or verified supply.

A country-specific approval, clinical trial, or matching name does not authenticate an online product or establish access elsewhere. This page contains no treatment recommendation, buying route, personal-use protocol, or affiliate link.

Open the safety and status guide →
Primary referencesEloralintide 48-week Phase 2 trialRandomized population, dose groups, 48-week efficacy estimates, adverse events, and trial interpretationPubMed / The Lancet · November 6, 2025Eloralintide Phase 2 study - NCT06230523Completed status, actual enrollment, study dates, intervention alias, design, and endpointsClinicalTrials.gov · Record checked July 18, 2026ENLIGHTEN-1 Phase 3 study - NCT07321886Recruiting status, Phase 3 design, estimated enrollment, actual start, aliases, and completion timingClinicalTrials.gov · Record checked July 18, 2026ENLIGHTEN-2 Phase 3 study - NCT07282600Type 2 diabetes population, recruiting status, estimated enrollment, actual start, and timingClinicalTrials.gov · Record checked July 18, 2026ENLIGHTEN-3 Phase 3 study - NCT07369011Obstructive sleep apnea master protocol, recruiting status, enrollment, and primary completion estimateClinicalTrials.gov · Record checked July 18, 2026ENLIGHTEN-4 Phase 3 study - NCT07353931Knee osteoarthritis master protocol, recruiting status, enrollment, and primary completion estimateClinicalTrials.gov · Record checked July 18, 2026ENLIGHTEN-6 Phase 3 study - NCT07392190Persistent obesity during weekly incretin treatment, recruiting status, enrollment, and primary completion estimateClinicalTrials.gov · Record checked July 22, 2026Eloralintide discovery and clinical proof of conceptPeptide structure, amylin 1 receptor selectivity, preclinical pharmacology, Phase 1 record, and weekly rationalePubMed / Molecular Metabolism · October 16, 2025Eloralintide Phase 1 proof of conceptLong-acting selective amylin receptor agonist identity, once-weekly route, early clinical design, and proof-of-concept boundaryPubMed / Diabetes, Obesity and Metabolism · January 19, 2026Innovation and therapeutic focus - Annual Report 2025REDEFINE 1 monotherapy result and RENEW Phase 3 statusNovo Nordisk · February 2026Once-weekly cagrilintide Phase 2 randomized trialRandomization, 26-week weight results, gastrointestinal events, nausea, and trial interpretationNational Library of Medicine, PubMed · November 17, 2021REDEFINE 1 Phase 3 study - NCT05567796Cagrilintide and CagriSema randomized arms and study statusClinicalTrials.gov · Record checked July 17, 2026RENEW 1 monotherapy study - NCT07220642Phase 3 cagrilintide monotherapy design, obesity population, study dates, and no posted resultsClinicalTrials.gov · Record checked July 20, 2026RENEW 2 monotherapy study - NCT07220759Phase 3 design in a population with type 2 diabetes, study dates, and no posted resultsClinicalTrials.gov · Record checked July 20, 2026FDA concerns with unapproved GLP-1 drugs used for weight lossUnapproved status, federal compounding boundary, and consumer warning for cagrilintide productsU.S. Food and Drug Administration · Updated June 15, 2026Cagrilintide substance identity recordPreferred substance name, UNII AO43BIF1U8, peptide class, and amylin analogue subtypeU.S. Food and Drug Administration GSRS · Record checked July 20, 2026