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Rocatinlimab

Phase 3

Atopic Dermatitis | Small molecule | Dermatology |Amgen Inc.|Last Updated: Aug 28, 2026

Success Probability

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Trial Design

RandomizedDouble-BlindCONTROLLEDDMC
Total Trials11
Total Enrollment3,844

FDA Designations

No designations recorded

Clinical trial landscape

Rocatinlimab · 11 trials · 2 indications

Phase 3 7Phase 1 3Early Phase 1 1
NCT06224192A Study With Self-administered Rocatinlimab in Adolescent and Adult Participants With Moderate-to-severe Atopic DermatitisAtopic Dermatitis
COMPLETED151 Analytics
NCT05899816A Study Assessing Rocatinlimab on Vaccine Antibody Response in Moderate-to-severe Atopic Dermatitis (AD) (ROCKET - VOYAGER)Atopic Dermatitis
COMPLETED221 Analytics
NCT05704738A Study to Evaluate Rocatinlimab (AMG 451) in Adolescent Participants With Moderate-to-severe Atopic Dermatitis (AD)Atopic Dermatitis
COMPLETED532 Analytics
NCT05724199A Study Assessing Rocatinlimab in Combination With Topical Corticosteroid and/or Topical Calcineurin Inhibitors in Adult Participants With Moderate-to-severe Atopic Dermatitis (AD)Atopic Dermatitis
COMPLETED746 Analytics
NCT05633355A Study to Assess the Safety, Tolerability, and Efficacy of Rocatinlimab in Adolescent Participants With Moderate-to-severe Atopic Dermatitis (AD)Atopic Dermatitis
COMPLETED187 Analytics
NCT05651711A Study Assessing Rocatinlimab (AMG 451) Monotherapy in Moderate-to-severe Atopic Dermatitis (AD) (ROCKET-Horizon)Atopic Dermatitis
COMPLETED726 Analytics
NCT05398445A Study Evaluating Rocatinlimab in Moderate-to-severe Atopic Dermatitis (ROCKET-IGNITE)Atopic Dermatitis
COMPLETED769 Analytics
PHASE3COMPLETED
A Study With Self-administered Rocatinlimab in Adolescent and Adult Participants With Moderate-to-severe Atopic Dermatitis
Atopic DermatitisUnlock trial analytics
PHASE3COMPLETED
A Study Assessing Rocatinlimab on Vaccine Antibody Response in Moderate-to-severe Atopic Dermatitis (AD) (ROCKET - VOYAGER)
Atopic DermatitisUnlock trial analytics
PHASE3COMPLETED
A Study to Evaluate Rocatinlimab (AMG 451) in Adolescent Participants With Moderate-to-severe Atopic Dermatitis (AD)
Atopic DermatitisUnlock trial analytics
PHASE3COMPLETED
A Study Assessing Rocatinlimab in Combination With Topical Corticosteroid and/or Topical Calcineurin Inhibitors in Adult Participants With Moderate-to-severe Atopic Dermatitis (AD)
Atopic DermatitisUnlock trial analytics
PHASE3COMPLETED
A Study to Assess the Safety, Tolerability, and Efficacy of Rocatinlimab in Adolescent Participants With Moderate-to-severe Atopic Dermatitis (AD)
Atopic DermatitisUnlock trial analytics
PHASE3COMPLETED
A Study Assessing Rocatinlimab (AMG 451) Monotherapy in Moderate-to-severe Atopic Dermatitis (AD) (ROCKET-Horizon)
Atopic DermatitisUnlock trial analytics
PHASE3COMPLETED
A Study Evaluating Rocatinlimab in Moderate-to-severe Atopic Dermatitis (ROCKET-IGNITE)
Atopic DermatitisUnlock trial analytics

Study Endpoints

Primary Endpoints

Proportion of Full-dose Self-administered Rocatinlimab Injections Among Total Attempted Injections up to Week 16
Up to Week 16
Percentage of Participants With a Positive Anti-tetanus Response at Week 24
Week 20 to Week 24

Participants received 1 dose of a tetanus vaccine at Week 20. The antibody response to the tetanus vaccine was assessed by measuring serum anti-tetanus immunoglobulin G (IgG) by an immunoassay.

Percentage of Participants With a Positive Anti-meningococcal Response at Week 24
Week 20 to Week 24

Participants received 1 dose of a meningococcal vaccine at Week 20. The antibody response to the meningococcal vaccine was assessed by measuring serum anti-meningococcal IgG by an immunoassay.

Number of Participants Who Achieved vIGA-AD 1 Response With Presence of Only Barely Perceptible Erythema or vIGA-AD 0 Response (Revised Investigator's Global Assessment [rIGA] 0/1) at Week 24
Baseline and Week 24

vIGA-AD was a validated instrument rating AD severity on a 5-point scale (0 = Clear; 1 = Almost clear; 2 = Mild; 3 = Moderate; 4 = Severe), with higher scores indicating greater severity. Participants achieving a score of 0 or 1 with ≥2-point reduction from baseline were considered 'Clear' or 'Almost clear'. For rIGA 0/1, when vIGA-AD = 1, investigators answered: "Did participant have barely perceptible erythema, no induration/papulation, no lichenification, and no oozing/crusting?" If "Yes," participant met rIGA 0/1; if "No," they did not. If vIGA-AD = 0, participant met rIGA 0/1. Participants initiating rescue therapy for AD were classified as nonresponders at all subsequent time points.

Number of Participants Who Achieved EASI 75 at Week 24
Baseline and Week 24

EASI was designed and widely used to assess the severity and extent of AD across four anatomical regions. It evaluated key signs of inflammation, including erythema, induration/papulation, excoriation, and lichenification. The total EASI score ranged from 0 to 72, with higher scores indicating more severe disease. EASI 75 was defined as a ≥ 75% reduction from baseline in the total EASI score. Participants initiating rescue therapy for AD were classified as nonresponders at all subsequent time points.

Number of Participants Who Achieved Validated Investigator's Global Assessment for AD (vIGA-AD) 1 Response With Presence of Only Barely Perceptible Erythema or vIGA-AD 0 Response (Revised Investigator's Global Assessment [rIGA] 0/1) at Week 24
Baseline and Week 24

vIGA-AD was a validated instrument rating AD severity on a 5-point scale (0 = Clear; 1 = Almost clear; 2 = Mild; 3 = Moderate; 4 = Severe), with higher scores indicating greater severity. Participants achieving a score of 0 or 1 with ≥2-point reduction from baseline were considered 'Clear' or 'Almost clear'. For rIGA 0/1, when vIGA-AD = 1, investigators answered: "Did participant have barely perceptible erythema, no induration/papulation, no lichenification, and no oozing/crusting?" If "Yes," participant met rIGA 0/1; if "No," they did not. If vIGA-AD = 0, participant met rIGA 0/1. Participants initiating rescue therapy for AD were classified as nonresponders at all subsequent time points.

Number of Participants Who Achieved ≥ 75% Reduction From Baseline in Eczema Area and Severity Index Score (EASI 75) at Week 24
Baseline and Week 24

EASI was designed and widely used to assess the severity and extent of AD across four anatomical regions. It evaluated key signs of inflammation, including erythema, induration/papulation, excoriation, and lichenification. The total EASI score ranged from 0 to 72, with higher scores indicating more severe disease. EASI 75 was defined as a ≥ 75% reduction from baseline in the total EASI score. Participants initiating rescue therapy for AD were classified as nonresponders at all subsequent time points.

Number of Participants Who Experienced Treatment-emergent Serious Adverse Events (TESAEs)
From first dose of trial intervention to end of trial; median (min, max) duration was 52.1 (2.0, 70.1) weeks

An adverse event (AE) was any untoward medical occurrence in a clinical trial participant irrespective of a causal relationship with the study treatment. A SAE was defined as any untoward medical occurrence that meets at least 1 of the following serious criteria: resulted in death (fatal), was immediately life-threatening, required in-patient hospitalization or prolonged existing hospitalization, resulted in persistent or significant disability/incapacity, was a congenital anomaly/birth defect, or other medically important serious event. A TESAE was defined as an SAE that occurred on or after the first dose of trial intervention.

Maximum Plasma Concentration (Cmax) of Rocatinlimab
Up to approximately 112 days
Area Under the Serum Concentration-time Curve (AUC) From Time Zero to Time of Last Quantifiable Concentration (AUClast) of Rocatinlimab
Up to approximately 112 days
AUC From Time Zero to Infinity (AUCinf) of Rocatinlimab
Up to approximately 112 days
Maximum Observed Serum Concentration (Cmax) of Rocatinlimab
Up to Day 112
Maximum Observed Plasma Concentration (Cmax) of Rocatinlimab
Up to day 126
Area Under the Serum Concentration Time Curve (AUC) from Time Zero to the Time of the Last Measurable Concentration (AUClast) of Rocatinlimab
Up to day 126
Maximum Observed Serum Concentration (Cmax) of CYP450 Substrate
Day 1
Cmax of CYP450 Substrate
Day 120
Area Under the Serum Concentration-Time Curve from Time Zero to Time of Last Quantifiable Concentration (AUClast) of CYP450 Substrate
Day 1
AUClast of CYP450 Substrate
Day 120
Area Under the Serum Concentration-Time Curve from Time Zero to Infinity (AUCinf) of CYP450 Substrate
Day 1
AUCinf of CYP450 Substrate
Day 120

Secondary Endpoints

Proportion of Devices that Have Been Reported with Product Complaints Related to Function by Participants, Caregivers, or Investigators Among Total Dispensed Devices up to Week 16
Up to Week 16
Number of Participants Who Achieved EASI 75 at Week 16
Baseline and Week 16
Number of Participants Who Achieved vIGA-AD 0/1 at Week 16
Baseline and Week 16
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Study Design & Arms

AllocationRANDOMIZED
MaskingNONE
ModelPARALLEL
PurposeTREATMENT

Treatment Arms

ArmTypeDescription
Rocatinlimab Dose 1 Prefilled Syringe (PFS)EXPERIMENTALRocatinlimab will be self-administered subcutaneously using a PFS. Participants will receive rocatinlimab for 52 weeks.
Rocatinlimab Dose 2 PFSEXPERIMENTALRocatinlimab will be self-administered subcutaneously using a PFS. Participants will receive rocatinlimab for 52 weeks.
Rocatinlimab Dose 2 Autoinjector (AI)EXPERIMENTALRocatinlimab will be self-administered subcutaneously using an AI. Participants will received rocatinlimab for 52 weeks.
RocatinlimabEXPERIMENTALRocatinlimab every 4 weeks (Q4W) for 24 weeks with a loading dose at Week 2.
PlaceboPLACEBO_COMPARATORPlacebo every 4 weeks (Q4W) for 24 weeks with a loading dose at Week 2.
Arm A: Dose 1EXPERIMENTALPart 1 (Initial Period); Week 0 to Week 24: Rocatinlimab Dose 1 every 4 weeks (Q4W) for 24 weeks with loading dose at Week 2 (+ topical corticosteroids (TCS)/ topical calcineurin inhibitor (TCI) if within combination therapy cohort). Part 2 (Maintenance Period); Week 24 to Week 52: Part 1 Responders will be rerandomised at Week 24 to Rocatinlimab Dose 1 Q4W or every 8 weeks (Q8W) for 28 weeks (+ TCS/TCI if within combination therapy cohort).
Arm B: Dose 2EXPERIMENTALPart 1 (Initial Period); Week 0 to Week 24: Rocatinlimab Dose 2 Q4W for 24 weeks with loading dose at Week 2 (+TCS/TCI if within combination therapy cohort). Part 2 (Maintenance Period); Week 24 to Week 52: Part 1 Responders will be rerandomised at Week 24 to Rocatinlimab Dose 2 Q4W or Q8W for 28 weeks (with TCS/TCI if within combination therapy cohort).
Arm C: PlaceboEXPERIMENTALPart 1 (Initial Period); Week 0 to Week 24: Placebo Q4W for 24 weeks with loading dose at Week 2 (+TCS/TCI if within combination therapy cohort). Part 2 (Maintenance Period); Week 24 to Week 52: Part 1 Responders will be reassigned at Week 24 with Placebo Q4W for 28 weeks (with TCS/TCI if within combination therapy cohort).
Arm D: Open-Label Dose 1EXPERIMENTALPart 2; Week 24 to Week 52: Part 1 Non-Responders will be reassigned at Week 24 with Rocatinlimab Open-label Dose 1 Q4W for 28 weeks (with TCS/TCI if within combination therapy cohort). Participants in Arms A, B or C Maintenance Period will be reassigned with Rocatinlimab Open-label Dose 1 Q4W (with TCS/TCI if within combination therapy cohort) upon relapse after Week 24.
Rocatinlimab Dose 1 + TCS/TCIEXPERIMENTALRocatinlimab Dose 1 every 4 weeks (Q4W) for 24 weeks + TCS/TCI + loading dose at Week 2.
Rocatinlimab Dose 2 + TCS/TCIEXPERIMENTALRocatinlimab Dose 2 Q4W for 24 weeks + TCS/TCI + loading dose at Week 2.
Placebo + TCS/TCIPLACEBO_COMPARATORPlacebo Q4W for 24 weeks + TCS/TCI + loading dose at Week 2.
Arm AEXPERIMENTALRocatinlimab Dose 1 every 4 weeks (Q4W) + loading dose at Week 2
Arm BEXPERIMENTALRocatinlimab Dose 2 Q4W + loading dose at Week 2
Arm CPLACEBO_COMPARATORPlacebo Q4W+ loading dose at Week 2
Treatment AEXPERIMENTALParticipants will be randomized to receive a single dose of rocatinlimab vial solution for SC injection.
Treatment BEXPERIMENTALParticipants will be randomized to receive a single dose of rocatinlimab autoinjector for SC injection.
Rocatinlimab VialEXPERIMENTALParticipants will receive rocatinlimab vial solution SC
Rocatinlimab Prefilled SyringeEXPERIMENTALParticipants will receive rocatinlimab prefilled syringe solution SC
Rocatinlimab and CYP450 SubstratesEXPERIMENTALA single oral dose of a CYP450 substrates cocktail which will include caffeine, metoprolol, midazolam, warfarin (with vitamin K), and omeprazole will be administered on Day 1. A single dose of rocatinlimab will then be administered on Days 8, 22, 36, 64, and 92. A single oral dose of CYP450 substrates cocktail in combination with a single dose of rocatinlimab will then be administered on Day 120.

Interventions

NameTypeDescription
Rocatinlimab Prefilled SyringeCOMBINATION_PRODUCTPrefilled Syringe (PFS) for subcutaneous (SC) injection self-administration of rocatinlimab.
Rocatinlimab AICOMBINATION_PRODUCTAI for SC injection self-administration of rocatinlimab.
RocatinlimabDRUGSubcutaneous (SC) injection
PlaceboDRUGSC injection
Rocatinlimab vial injectionDRUGVial solution for SC injection administered on Day 1
CaffeineDIETARY_SUPPLEMENTOral liquid
MetoprololDRUGOral tablet
MidazolamDRUGOral liquid
WarfarinDRUGOral tablet
Vitamin KDIETARY_SUPPLEMENTOral tablet
OmeprazoleDRUGOral capsule
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Eligibility Criteria

Age Range12 Years to 100 Years
SexALL
Healthy VolunteersNo
Study Sites47

Inclusion Criteria: * Age ≥ 12 at Day 1. * Diagnosis of AD according to American Academy of Dermatology (AAD) Consensus Criteria (2014) that has been present for at least 12 months. * History of inadequate response to Topical Corticosteroids (TCS) of medium to higher potency (with or without topica...

Countries:United StatesCanadaJapanSouth KoreaBelgiumBrazilChileChinaCroatiaFranceGermanyGreeceHungaryIsraelItalyMexicoPolandPuerto RicoRomaniaSpainTaiwanThailandArgentinaAustraliaAustriaBulgariaMalaysiaNetherlandsSingaporeSlovakiaSloveniaSwitzerlandTurkey (Türkiye)United KingdomHong KongCzechiaDenmarkEstoniaFinlandPortugalSouth AfricaSwedenLatvia
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Recent Changes (Last 90 Days)

MEDIUMAug 24, 2026NCT05633355TRIAL_REMOVED: changed
MEDIUMAug 24, 2026NCT05633355TRIAL_REMOVED: changed
MEDIUMAug 24, 2026NCT05633355TRIAL_REMOVED: changed
MEDIUMAug 23, 2026NCT05899816TRIAL_REMOVED: changed
MEDIUMAug 23, 2026NCT05398445TRIAL_REMOVED: changed
MEDIUMAug 23, 2026NCT05899816TRIAL_REMOVED: changed
MEDIUMAug 23, 2026NCT05398445TRIAL_REMOVED: changed
MEDIUMAug 23, 2026NCT05899816TRIAL_REMOVED: changed
MEDIUMAug 23, 2026NCT05398445TRIAL_REMOVED: changed
MEDIUMJul 27, 2026NCT05651711TRIAL_REMOVED: changed
MEDIUMJul 27, 2026NCT05651711TRIAL_REMOVED: changed
MEDIUMJul 27, 2026NCT05651711TRIAL_REMOVED: changed
MEDIUMJul 27, 2026NCT05651711TRIAL_REMOVED: changed

Frequently asked questions about Rocatinlimab

What is Rocatinlimab used for?

Rocatinlimab is an investigational drug being developed for the treatment of atopic dermatitis, also known as eczema. It is currently in Phase 3 clinical development and has not been approved by regulatory authorities. The drug is being studied in patients with moderate to severe forms of the condition.

Who makes Rocatinlimab?

Rocatinlimab is being developed by Amgen Inc., a biopharmaceutical company traded on the NASDAQ under the ticker symbol AMGN. The company is conducting clinical trials to evaluate the drug's safety and efficacy in patients with atopic dermatitis.

What phase is Rocatinlimab in?

Rocatinlimab is currently in Phase 3 clinical development for atopic dermatitis. It is an investigational drug, meaning it has not yet been approved by the FDA or other regulatory agencies. The drug is still undergoing clinical trials to determine its safety and effectiveness.

What clinical trials is Rocatinlimab in?

Rocatinlimab has been studied in 11 clinical trials, all of which are completed. Notable trials include NCT05891119, a drug interaction study in patients with moderate to severe atopic dermatitis, and NCT06214481, a study in healthy Chinese participants. Other trials assessed bioavailability in healthy volunteers.

Is Rocatinlimab the same as AMG 451?

Yes, Rocatinlimab is also known as AMG 451. Clinical trial records refer to the drug by both names, such as in the study titled 'Study to Investigate the Effect of Rocatinlimab (AMG 451) on the Pharmacokinetics of Multiple Cytochrome P450 (CYP450) Substrates.'