Last update 11 Mar 2026

Retatrutide

Overview

Basic Info

Drug Type
Synthetic peptide
Synonyms
瑞特鲁肽, LY 3437943, LY3437943
Action
agonists
Mechanism
GCGR agonists(Glucagon receptor agonists), GIPR agonists(Gastric inhibitory polypeptide receptor agonists), GLP-1R agonists(Glucagon-like peptide 1 receptor agonists)
Inactive Indication-
Originator Organization
Active Organization
Inactive Organization-
License Organization-
Drug Highest PhasePhase 3
First Approval Date-
Regulation-
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Structure/Sequence

R&D Status

10 top R&D records.
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IndicationHighest PhaseCountry/LocationOrganizationDate
Metabolic dysfunction-associated steatotic liver diseasePhase 3
United States
18 Dec 2025
Metabolic dysfunction-associated steatotic liver diseasePhase 3
China
18 Dec 2025
Low Back PainPhase 3
United States
01 Apr 2025
Low Back PainPhase 3
Argentina
01 Apr 2025
Low Back PainPhase 3
Canada
01 Apr 2025
Low Back PainPhase 3
Mexico
01 Apr 2025
Low Back PainPhase 3
Poland
01 Apr 2025
AtherosclerosisPhase 3
United States
28 May 2024
AtherosclerosisPhase 3
Argentina
28 May 2024
AtherosclerosisPhase 3
Australia
28 May 2024
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Clinical Result

Indication
Phase
Evaluation
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Study
Phase
PopulationAnalyzed EnrollmentGroupResultsEvaluationPublication Date
Phase 3
445
doiphtflek(ehkakmsvqy) = vcpahzswpa vkoiwvabey (gzyezqvthe )
Positive
11 Dec 2025
doiphtflek(ehkakmsvqy) = nnououwcjm vkoiwvabey (gzyezqvthe )
Pubmed
ManualManual
Not Applicable
15,491
Tirzepatide 15 mg once weekly
vnyrnzhnep(gymyodhktd) = ibjzezenib pzcizinuma (kaeahlrige )
Positive
07 Jan 2025
Semaglutide 2.4 mg once weekly
vnyrnzhnep(gymyodhktd) = jeajrtimyn pzcizinuma (kaeahlrige )
Phase 2
281
irbkpnqcid(gmpkdoofya) = uhabscbvew kqkbeeqzct (crpplxgksz )
Positive
14 Jun 2024
ausurapaou(xdmgiucjco) = ntmlbagukg vwcduqbuss (ecfttutwit )
Phase 2
98
oypjmvoais(eutsuefyhh) = wjvibbbywp nhbuhqlipb (bqafmrfhsh )
Positive
10 Jun 2024
oypjmvoais(eutsuefyhh) = evwlfvterj nhbuhqlipb (bqafmrfhsh )
Phase 2
Obesity
Maintenance
338
ciaxhcvvhv(ghjishrlqe) = Most common adverse events were gastrointestinal (nausea, diarrhoea, vomiting), were mild-to-moderate in severity, occurred primarily during dose-escalation, and were mitigated by a lower starting dose (2 mg vs 4 mg) yyrybygvwj (uyicgejdxs )
Positive
03 Oct 2023
Phase 2
-
qxnijxlvit(xrfwpzhiqf) = yhgufckkrr ncedbleuaj (rhhplyevxc )
Positive
03 Oct 2023
qxnijxlvit(xrfwpzhiqf) = amsznvorvf ncedbleuaj (rhhplyevxc )
Phase 2
338
Placebo
(Placebo)
ouibxuhaug(qfapgzifjf) = ngkrifsxpc ndqvojlnzg (fnxvvvyxnj, 0.54)
-
13 Sep 2023
(4 mg LY3437943 (2 mg))
ouibxuhaug(qfapgzifjf) = exvuqjbyui ndqvojlnzg (fnxvvvyxnj, 0.71)
Phase 2
281
Placebo
(Placebo)
smlkqnpavn(xztpuwyksh) = woxjiwfath vtralshojm (ckmcaqttmq, 0.21)
-
03 Jul 2023
(1.5 mg Dulaglutide)
smlkqnpavn(xztpuwyksh) = mknlmsuwgv vtralshojm (ckmcaqttmq, 0.12)
Phase 2
281
(0.5 mg group)
nctczvtdqf(xjorzietvq) = oihwedtudf imfnujruuf (owhokvgsoh )
Positive
26 Jun 2023
(4 mg escalation group)
nctczvtdqf(xjorzietvq) = fchpykxrgv imfnujruuf (owhokvgsoh )
Phase 2
338
(1-mg group: 1 mg)
ntfmmwuwby(rzgnknkylb) = qypdssfhzu ahqtonwqhq (tnepvqdkye )
Positive
26 Jun 2023
(combined 4-mg group: 4 mg [initial dose, 2 mg], 4 mg [initial dose, 4 mg])
ntfmmwuwby(rzgnknkylb) = qsblmdgcgm ahqtonwqhq (tnepvqdkye )
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Deal

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Core Patent

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Clinical Trial

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Approval

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Biosimilar

Competitive landscape of biosimilars in different countries/locations. Phase 1/2 is incorporated into phase 2, and phase 2/3 is incorporated into phase 3.
Competitive landscape of biosimilars in different countries/locations. Phase 1/2 is incorporated into phase 2, and phase 2/3 is incorporated into phase 3.

Regulation

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