Clinical and regulatory evidence comparison

Zenagamtide
vs CagriSema.

Compare Amycretin, now Zenagamtide, with CagriSema by oral and injected routes, GLP-1 and amylin design, trial results, evidence maturity, and FDA status.

Also searched as Zenagamtide vs CagriSema · Amycretin pill vs CagriSema injection

Direct answer

What is the difference?

Amycretin, now called zenagamtide, and CagriSema are separate Novo Nordisk programs that both combine GLP-1 and amylin biology, but they have not been compared head to head. Zenagamtide is one investigational molecule being developed as a daily tablet and a weekly injection. CagriSema is a weekly fixed-dose injection containing two molecules, cagrilintide and semaglutide. CagriSema has completed pivotal Phase 3 trials and is under FDA review, while zenagamtide's current evidence is earlier and its Phase 3 development is underway. Neither is FDA approved.

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

Zenagamtide

Investigational - not FDA approved

Route
Once-daily oral or once-weekly subcutaneous
Registry
24 matched NCT records
Sponsor
Novo Nordisk
Open the full Zenagamtide record
Program BCurrent evidence status

CagriSema

Submitted to FDA - not yet approved

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

Zenagamtide vs CagriSema: how direct is the evidence?

Separate trial programs

No participant in the cited sources was randomized between Zenagamtide and CagriSema. 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

Zenagamtide

GLP-1 + amylin receptor agonist

Route
Once-daily oral or once-weekly subcutaneous
Stage
Phase 3 development underway
Status
Investigational - not FDA approved
Open Zenagamtide evidence
Program B

CagriSema

Amylin analogue + GLP-1 receptor agonist

Route
Once-weekly subcutaneous injection
Stage
Phase 3 / US regulatory review
Status
Submitted to FDA - not yet approved
Open CagriSema 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 ANovo Nordisk

Zenagamtide

GLP-1 + amylin receptor agonist

Route
Once-daily oral or once-weekly subcutaneous
Stage
Phase 3 development underway
Status
Investigational - not FDA approved
Featured trial anchors
NCT06049329 · NCT07503210 · NCT07668414
Open the full Zenagamtide evidence profile
Program BNovo Nordisk

CagriSema

Amylin analogue + GLP-1 receptor agonist

Route
Once-weekly subcutaneous injection
Stage
Phase 3 / US regulatory review
Status
Submitted to FDA - not yet approved
Featured trial anchors
NCT05567796 · NCT05669755 · NCT07011667
Open the full CagriSema evidence profile
Side-by-side record

Compare the field, then read the limit.

This comparison captures an unusually useful future-facing question: whether a single dual-agonist molecule, including an oral formulation, can eventually match or improve on a two-drug injectable combination that already has pivotal evidence. The shared GLP-1 and amylin language can make the programs sound interchangeable, but their molecular designs, formulations, trial populations, evidence maturity, and regulatory milestones are different.

Zenagamtide and CagriSema clinical program comparison
FieldZenagamtideCagriSemaHow to interpret it
Program identityZenagamtide, formerly amycretin, as one dual-agonist moleculeCagrilintide plus semaglutide as a fixed-dose combinationBoth engage GLP-1 and amylin pathways, but one molecule and a two-component combination are not interchangeable designs.
Routes in developmentOnce-daily oral tablet and once-weekly subcutaneous injectionOnce-weekly subcutaneous injectionThe oral program is a meaningful research differentiator, but neither route gives zenagamtide an approved commercial product today.
Evidence anchor13.1% at 12 weeks in a 16-person active oral Phase 1 cohort22.7% at 68 weeks in Phase 3 REDEFINE 1 under the trial-product estimandSample size, phase, duration, population, formulation, and estimand prevent a valid cross-trial winner claim.
Current milestonePhase 3 development underway under the zenagamtide nameNew Drug Application submitted to the FDA in December 2025CagriSema has the more mature regulatory record, but a submitted application is still not an approval decision.
Availability boundaryNo approved product, dose, retail price, or pharmacy supplyNo approved product, final label, retail price, or pharmacy supplyAn online listing that borrows either investigational name does not establish sponsor identity or legitimate clinical supply.
Evidence boundary

Why the headline numbers do not name a winner.

The widely repeated 13.1% zenagamtide result came from a 12-week oral Phase 1 cohort with 16 active participants. Later Phase 2 results were reported in adults with type 2 diabetes and included oral and injected formulations. CagriSema's 22.7% result came from the 68-week Phase 3 REDEFINE 1 obesity trial under a trial-product estimand. No participant was randomized between zenagamtide and CagriSema, so speed, magnitude, and tolerability cannot be ranked from these separate records.

Three reading rules

Keep the comparison honest.

  1. 01

    Use amycretin and zenagamtide for one development program, while keeping its oral and subcutaneous formulations and trial records distinct.

  2. 02

    Do not compare a small 12-week Phase 1 signal with a 68-week Phase 3 estimate as though the programs shared randomization or analysis methods.

  3. 03

    Treat CagriSema's FDA submission as a review milestone and treat both names as investigational until a regulator records a specific approval.

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 referencesResearch and early development presentationOral Phase 1 cohort size and 13.1% 12-week resultNovo Nordisk · March 2024Phase 2 amycretin results in type 2 diabetesOral and subcutaneous schedules, Phase 2 weight results, and safety summaryNovo Nordisk · November 25, 2025Zenagamtide Phase 2 results presented at ADA 2026Current name, unimolecular peptide identity, 262-participant design, observed 14.6% result, modeled 14.5% estimate, placebo result, and Phase 3 planNovo Nordisk · June 6, 2026AMAZE 7 zenagamtide versus semaglutide Phase 3 study - NCT07668414Not-yet-recruiting status, randomized comparator, estimated enrollment, schedule, week-84 outcome, and completion timingClinicalTrials.gov · Record posted June 25, 2026Innovation and therapeutic focus - Annual Report 2025Mechanism, REDEFINE 1 and 2 results, and filing statusNovo Nordisk · February 2026Novo Nordisk files for FDA approval of CagriSemaNDA submission, submitted regimen, Phase 3 result, and adverse-event summaryNovo Nordisk · December 18, 2025CagriSema REDEFINE 4 and FDA review updateInvestigational status, REDEFINE 4 results, and the sponsor's anticipated late-2026 FDA decision windowNovo Nordisk · February 23, 2026CagriSema REIMAGINE 1-3 Phase 3 resultsType 2 diabetes Phase 3 populations, efficacy estimands, weight results, adverse-event context, and projected Q4 2026 FDA decision windowNovo Nordisk · June 7, 2026REDEFINE 1 Phase 3 study - NCT05567796Sponsor, design, phase, publications, and current record statusClinicalTrials.gov · Record checked July 17, 2026REDEFINE 1 direct randomized resultsCagriSema, semaglutide, cagrilintide, and placebo results under the trial-product and treatment-policy estimandsNovo Nordisk · December 20, 2024REDEFINE 1 peer-reviewed publicationPeer-reviewed randomized trial design, population, interventions, results, and safety recordNational Library of Medicine, PubMed · June 22, 2025Long-term weight maintenance study - NCT07011667Ongoing Phase 3 long-term maintenance programClinicalTrials.gov · Record checked July 17, 2026