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KAE609

Phase 2

Uncomplicated Plasmodium Falciparum Malaria | Small molecule | Infectious Disease |Novartis AG|Trials Updated: Oct 15, 2026

KAE609 development status

Highest phase Phase 2
Registered trials 11 across 1 sponsor since Feb 2012

KAE609 target and mechanism

ModalitySmall molecule

Also known as KAE609 (Cipargamin), Cipargamin

Success Probability

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Market & Valuation

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Trial Design

RandomizedACTIVE_CONTROLLEDDMC
Total Trials9
Total Enrollment837

FDA Designations

No designations recorded

KAE609 clinical trials

KAE609 · 9 trials · 4 indications

Phase 2 8Phase 1 1
NCT07811908Platform Study to Evaluate the Efficacy and Safety of Anti-malarial Agents in Participants With Uncomplicated Plasmodium Falciparum Malaria (Cohort C2)Uncomplicated Plasmodium Falciparum Malaria
RECRUITING120 Analytics
NCT07811882Platform Study to Evaluate the Efficacy and Safety of Anti-malarial Agents in Participants With Uncomplicated Plasmodium Falciparum Malaria (Cohort B1)Uncomplicated Plasmodium Falciparum Malaria
COMPLETED95 Analytics
NCT07235033Platform Study to Evaluate the Efficacy and Safety of Anti-malarial Agents in Participants With Uncomplicated Plasmodium Falciparum Malaria (Cohort B2)Uncomplicated Plasmodium Falciparum Malaria
COMPLETED60 Analytics
NCT04675931To Evaluate Efficacy, Safety, Tolerability and PK of Intravenous Cipargamin in Participants With Severe Plasmodium Falciparum MalariaSevere Malaria
COMPLETED254 Analytics
NCT03334747Safety of KAE609 in Adults With Uncomplicated Plasmodium Falciparum Malaria.Malaria
COMPLETED188 Analytics
NCT01836458A Study to Find the Minimum Inhibitory Concentration of KAE609 in Adult Male Patients With P. Falciparum MonoinfectionMalaria
COMPLETED25 Analytics
NCT01860989A Study to Assess Efficacy, Safety of KAE609 in Adult Patients With Acute Malaria Mono-infectionCure Rate
COMPLETED11 Analytics
NCT01524341Efficacy, Safety, Tolerability and Pharmacokinetics of KAE609 in Adult Patients With Acute, Uncomplicated Plasmodium Falciparum or Vivax Malaria Mono-infectionMalaria
COMPLETED27 Analytics
PHASE2RECRUITING
Platform Study to Evaluate the Efficacy and Safety of Anti-malarial Agents in Participants With Uncomplicated Plasmodium Falciparum Malaria (Cohort C2)
Uncomplicated Plasmodium Falciparum MalariaUnlock trial analytics
PHASE2COMPLETED
Platform Study to Evaluate the Efficacy and Safety of Anti-malarial Agents in Participants With Uncomplicated Plasmodium Falciparum Malaria (Cohort B1)
Uncomplicated Plasmodium Falciparum MalariaUnlock trial analytics
PHASE2COMPLETED
Platform Study to Evaluate the Efficacy and Safety of Anti-malarial Agents in Participants With Uncomplicated Plasmodium Falciparum Malaria (Cohort B2)
Uncomplicated Plasmodium Falciparum MalariaUnlock trial analytics
PHASE2COMPLETED
To Evaluate Efficacy, Safety, Tolerability and PK of Intravenous Cipargamin in Participants With Severe Plasmodium Falciparum Malaria
Severe MalariaUnlock trial analytics
PHASE2COMPLETED
Safety of KAE609 in Adults With Uncomplicated Plasmodium Falciparum Malaria.
MalariaUnlock trial analytics
PHASE2COMPLETED
A Study to Find the Minimum Inhibitory Concentration of KAE609 in Adult Male Patients With P. Falciparum Monoinfection
MalariaUnlock trial analytics
PHASE2COMPLETED
A Study to Assess Efficacy, Safety of KAE609 in Adult Patients With Acute Malaria Mono-infection
Cure RateUnlock trial analytics
PHASE2COMPLETED
Efficacy, Safety, Tolerability and Pharmacokinetics of KAE609 in Adult Patients With Acute, Uncomplicated Plasmodium Falciparum or Vivax Malaria Mono-infection
MalariaUnlock trial analytics

Study Endpoints

Primary Endpoints

Polymerase chain reaction (PCR) corrected adequate clinical and parasitological response (ACPR)
Day 29

ACPR is defined as the absence of parasitemia on Study Day 29 irrespective of axillary temperature, without previously meeting any of the criteria of Early Treatment Failure (ETF) or Late Clinical Failure (LCF) or Late Parasitological Failure (LPF).

Percentage of Participants Achieving at Least 90% Reduction in Plasmodium Falciparum (P. Falciparum) at 12 Hours
12 Hours

A blood draw was performed at each collection time point for parasitemia assessment.

Number of Participants With at Least 2 CTCAE Grades Increase From Baseline in Alanine Aminotransferase (ALT) or Aspartate Aminotransferase (AST)
Day 29

The occurrence of at least 2 CTCAE grades increase from baseline in ALT or AST during the 4 weeks study period was evaluated to characterize hepatic safety aspects of single and multiple ascending doses of KAE609 in adult malaria subjects for treatment of uncomplicated malaria caused by plasmodium falciparum. If 2 patients in a 10 patient cohort (Cohorts 1 and 2) or 3 patients in a 20 patient cohort (Cohorts 3, 4 and 5) had at least 2 CTCAE grades increase from Baseline in ALT or AST, recruitment was suspended and a review of liver safety (and any other relevant data) by safety review committee was initiated. Any further progression of the study was based on the decision by the safety review committee.

Minimum Inhibitory Concentration (MIC) of KAE609
Up to Day 8 after a single dose of KAE609

To observe the exposure-response (PK/PD) relationship for a single dose of KAE609. The key parameter is MIC, defined as the concentration at which the relative rate of change in parasitemia is equal to zero. Approximation of MIC will assist in identifying the optimal dose of KAE609, which will be one component of a future combination antimalarial. MIC could not be determined due to small sample size no data was collected from any participants.

28-day Cure Rate
Day 28

28-day cure rate was measured by the endpoint of complete cure without recrudescence before Day 29. The primary variable of 28-day cure rate was defined as the proportion of patients with clearance of asexual parasitemia (by blood film) by day 6 of the study, and without subsequent recrudescence (by blood film).

Parasite clearance time
From baseline to the time point when the blood parasite count is zero(up to a maximum of 5 days)

Calculated based on parasite count in blood. In thin film, use actual WBCs/µl, of blood to calculate parasite density by using the following formula: parasites/µl= #parasites× actual WBC/#WBCs counted. In thick film, assume that there are 250 RBCs per HPF, RBC count from 8 HPF equal 2000 RBC, Use actual RBCs/µl blood to calculate parasite density by using the following formula: parasites/µl= # of parasites in 8HPF/2000)× actual RBC.

Number of Participants With On-Treatments Adverse Events, Serious Adverse Events, and Deaths
From study treatment start date till 30 days safety follow-up, assessed for up to 4 months

The distribution of adverse events was done via the analysis of frequencies for Adverse Event (AEs), Serious Adverse Event (SAEs) and Deaths, through the monitoring of relevant clinical and laboratory safety parameters.

Secondary Endpoints

Parasite clearance time (PCT)
up to Day 7
PCR-uncorrected ACPR
Day 29
Area under the concentration-time curve from time zero to the last measurable concentration sampling time (AUClast)
Day 8
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Study Design & Arms

AllocationRANDOMIZED
MaskingNONE
ModelPARALLEL
PurposeTREATMENT

Treatment Arms

ArmTypeDescription
Cohort C2: KLU156 + KAE609EXPERIMENTALKLU156 + KAE609 was administered orally with light meal.
Cohort C2: SoC (Artemether + lumefantrine)ACTIVE_COMPARATORArtemether + lumefantrine was administered orally as per label.
Cohort B1: Cipargamin + INE963EXPERIMENTALCohort B1: Cipargamin + INE963
Cohort B1: SoC (Artemether 80 mg + lumefantrine 480 mg)ACTIVE_COMPARATORCohort B1: SoC (Artemether 80 mg + lumefantrine 480 mg)
Cohort B2: KLU156 400/480 mg + KAE609 75 mgEXPERIMENTALKLU156 \[(400 mg KAF156, 480 mg Lumefantrine (LUM)-solid dispersion formulation (SDF)\] + KAE609 75 mg was administered orally with light meal as a single dose.
Cohort B2: SoC (Artemether 80 mg + lumefantrine 480 mg)ACTIVE_COMPARATORArtemether 80 mg + lumefantrine 480 mg was administered twice a day for 3 days with a standard meal or drink rich in fat within 30 min of dosing, as per label.
IV Cipargamin 20 mgEXPERIMENTALParticipants received intravenous cipargamin 20 mg, as a minimum of two doses every 24 hours, not exceeding 3 doses followed by oral medication (Coartem®, twice daily \[b.i.d.\] for 3 days).
IV Cipargamin 40 mgEXPERIMENTALParticipants received intravenous cipargamin 40 mg, as a minimum of two doses every 24 hours, not exceeding 3 doses followed by oral medication (Coartem®, twice daily \[b.i.d.\] for 3 days).
IV ArtesunateACTIVE_COMPARATORParticipants received IV artesunate according to label and followed by oral medication (Coartem® b.i.d. for 3 days).
Treatment arm 1: KAE609 10 mg Single Dose (SD)EXPERIMENTALKAE609 10 mg once daily (QD) for 1 day
Treatment arm 2:KAE609 25 mg SDEXPERIMENTALKAE609 25 mg once daily (QD) for 1 day
Treatment arm 3:KAE609 10 mg 3 DaysEXPERIMENTALKAE609 10 mg (QD) for 3 days
Treatment arm 4:KAE609 50 mg SDEXPERIMENTALKAE609 50 mg once daily (QD) for 1 day
Treatment arm 5:KAE609 25 mg 3 DaysEXPERIMENTALKAE609 25 mg once daily (QD) for 3 days
Treatment arm 6:KAE609 75 mg SDEXPERIMENTALKAE609 75 mg once daily (QD) for 1 day
Treatment arm 7:KAE609 50 mg 3 DaysEXPERIMENTALKAE609 50 mg once daily (QD) for 3 days
Treatment arm 8: KAE609 150 mg SDEXPERIMENTALKAE609 150 mg once daily (QD) for 1 day
Treatment arm 9: Coartem ControlACTIVE_COMPARATORCoartem® control
Dose 1: 30 mgEXPERIMENTALSingle dose of KAE609 30 mg
Dose 2: 20 mgEXPERIMENTALSingle dose of KAE609 20 mg
Dose 3: 10 mgEXPERIMENTALSingle dose of KAE609 10 mg
Dose 4: 15 mgEXPERIMENTALSingle dose of KAE609 15 mg
Cohort 1EXPERIMENTAL6-12 subjects with Plasmodium falciparum malaria will receive 75 mg KAE609 as a single dose
Cohort 2EXPERIMENTAL6-12 subjects with Plasmodium falciparum malaria will receive 150 mg KAE609 as a single dose
Cohort 3EXPERIMENTAL6 to 12 subjects with Plasmodium falciparum malaria will receive 225 mg KAE609 as a single dose
Cohort4EXPERIMENTAL6- 12 subjects with Plasmodium falciparum malaria will receive 300 mg KAE609 as a single dose
Cohort A1: 10.5 mg/placeboEXPERIMENTALSingle iv bolus dose of KAE609 or placebo administered at the clinical site by the study personnel.
Cohort A2: 30 mg/placeboEXPERIMENTALSingle iv bolus dose of KAE609 or placebo administered at the clinical site by the study personnel.
Cohort A3: 75 mg/placeboEXPERIMENTALSingle iv infusion dose of KAE609 or placebo administered at the clinical site by the study personnel.
Cohort A4: 120 mg/placeboEXPERIMENTALSingle iv infusion dose of KAE609 or placebo administered at the clinical site by the study personnel.
Cohort A5: 210 mg/placeboEXPERIMENTALSingle iv infusion dose of KAE609 or placebo administered at the clinical site by the study personnel.
Cohort B1: 60 mg/placebo, every 24 hours (q24h) × 5 daysEXPERIMENTALMultiple iv bolus doses of KAE609 or placebo administered at the clinical site by the study personnel.
Cohort B2: 120 mg/placebo, every 24 hours (q24h) × 5 daysEXPERIMENTALMultiple iv infusion doses of KAE609 or placebo administered at the clinical site by the study personnel.

Interventions

NameTypeDescription
KAE609DRUGoral capsules administered in combination with KLU156
SoC (Coartem)DRUGStandard of Care
KLU156DRUGoral sachet formulation (KAF156+LUM-SDF) administered in combination with cipargamin (KAE609)
KAE609 (Cipargamin)DRUGoral KAE609 (Cipargamin)
INE963DRUGoral INE963
CipargaminDRUGCipargamin, 20 mg or 40 mg, by intravenous administration of solution for injection
IV ArtesunateDRUGArtesunate, 2.4 mg/kg or 3 mg/kg, by intravenous administration of reconstituted solution
CoartemDRUGOral standard of care (Coartem tablets, dosed per weight, as per label)
PlaceboDRUGmatching placeo for iv administration
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Eligibility Criteria

Age Range2 Years to 12 Years
SexALL
Healthy VolunteersNo
Study Sites13

Inclusion Criteria: 1. Male and female participants 2 to \<12 years of age at screening. 2. Participants must have acute uncomplicated P. falciparum malaria mono infection at screening confirmed by a parasite count between 1,000 to 150,000 asexual parasite count/μl of blood for P. falciparum. 3. Pa...

Countries:Burkina FasoCôte d’IvoireGabonGhanaKenyaRwandaUgandaDemocratic Republic of the CongoMozambiqueMaliVietnamThailandBelgium
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Recent Changes (Last 90 Days)

LOWOct 15, 2026NCT07811908lastUpdatePostDate: changed
LOWOct 15, 2026NCT07811908lastUpdatePostDate: changed
MEDIUMOct 11, 2026NCT07811882TRIAL_REMOVED: changed
MEDIUMOct 11, 2026NCT07811882TRIAL_REMOVED: changed
MEDIUMOct 11, 2026NCT07811882TRIAL_REMOVED: changed
MEDIUMOct 11, 2026NCT07811882TRIAL_REMOVED: changed
LOWSep 10, 2026NCT07811908NEW_TRIAL: changed
LOWSep 10, 2026NCT07811882NEW_TRIAL: changed
LOWSep 10, 2026NCT07811908NEW_TRIAL: changed
LOWSep 10, 2026NCT07811882NEW_TRIAL: changed

Frequently asked questions about KAE609

What is KAE609 used for?

KAE609 is an investigational small molecule being developed for the treatment of uncomplicated Plasmodium falciparum malaria. It is also being studied for malaria cure rate. It is not yet approved for any indication and remains in clinical development.

Who is developing KAE609?

KAE609 is being developed by Novartis AG, which trades under the ticker NVS. Novartis is the sponsor of the clinical program evaluating KAE609 in malaria.

What phase is KAE609 in?

KAE609 is in Phase 2 clinical development. It has completed Phase 1 and Phase 2 trials and has one active Phase 2 trial currently recruiting. It is investigational and has not been approved by the FDA.

What clinical trials is KAE609 in?

KAE609 has been studied in four trials. The active Phase 2 trial is NCT07811908 (Cohort C2) in uncomplicated Plasmodium falciparum malaria. Completed trials include Phase 2 studies NCT07811882 (Cohort B1) and NCT07235033 (Cohort B2), plus Phase 1 study NCT04321252 in healthy subjects.

Is KAE609 the same as cipargamin?

Yes, KAE609 is also known as cipargamin. Both names refer to the same investigational antimalarial small molecule developed by Novartis AG.

Where are the KAE609 trials being conducted?

The Phase 2 KAE609 trials are being conducted in multiple African countries, including Burkina Faso, Côte d’Ivoire, Gabon, Ghana, Kenya, Rwanda, and Uganda. The completed Phase 1 trial NCT04321252 was conducted in Belgium.