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indoleamine 2, 3-dioxygenase 1 inhibitor

Phase 2

EBV Infections | Small molecule | Nephrology |Pulmonx Corporation|Last Updated: Aug 25, 2026

Target and mechanism

ModalitySmall molecule

Also known as indoleamine 2,3-dioxygenase 1 (IDO-1) inhibitor

Success Probability

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Market & Valuation

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Trial Design

RandomizedDouble-BlindPLACEBO_CONTROLLEDBiomarker
Total Trials1
Total Enrollment9

FDA Designations

No designations recorded

Clinical trial landscape

indoleamine 2, 3-dioxygenase 1 inhibitor · 1 trial · 2 indications

Phase 2 1
NCT07368153Safety and Tolerability of IDO-1 Inhibition in the Prevention of EBV-related Pathology in EBV Negative Kidney Transplant Recipients Receiving an Organ From EBV Positive DonorsEBV Infections
RECRUITING9 Analytics
PHASE2RECRUITING
Safety and Tolerability of IDO-1 Inhibition in the Prevention of EBV-related Pathology in EBV Negative Kidney Transplant Recipients Receiving an Organ From EBV Positive Donors
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Study Endpoints

Primary Endpoints

Incidence of adverse events
up to 12 weeks post-treatment
Incidence of serious adverse events
up to 12 weeks post-treatment
Number of participants experiencing adverse events
up to 12 weeks post-treatment
Number of participants experiencing clinically significant changes in safety assessments
up to 12 weeks post-treatment

Safety assessments include vital signs (pulse rate, blood pressure, and body temperature), 12-lead electrocardiogram (ECG), and laboratory evaluations (haematology and serum/plasma biochemistry), assessed up to and including 12 weeks post-treatment.

Secondary Endpoints

Changes in EBV viral load
up to 12 weeks post-treatment
Changes in EBV viral dynamics
up to 12 weeks post-treatment
Exploratory metabolomic analysis
up to 12 weeks post-treatment
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Study Design & Arms

AllocationRANDOMIZED
MaskingTRIPLE
ModelPARALLEL
PurposePREVENTION

Treatment Arms

ArmTypeDescription
TreatmentEXPERIMENTAL -
PlaceboPLACEBO_COMPARATOR -

Interventions

NameTypeDescription
indoleamine 2,3-dioxygenase 1 (IDO-1) inhibitorDRUGStudy treatment will be initiated one day prior to kidney transplantation or, for recipients of cadaveric donor organs, on the day of transplantation, and will be administered at a dose of 200 mg once daily for a total duration of 28 days, followed by a safety follow-up phase.
placeboDRUGA matching placebo will be administered once daily, initiated one day prior to kidney transplantation or, for recipients of cadaveric donor organs, on the day of transplantation, for a total duration of 28 days, followed by a safety follow-up phase.
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Eligibility Criteria

Age Range18 Years to N/A
SexALL
Healthy VolunteersNo
Study Sites4

Inclusion Criteria: 1. Willing and able to provide informed consent 2. Male or female aged ≥18 years 3. EBV seronegative at the time of renal transplant 4. If women of child-bearing potential (WOCBP), participants must have a negative serum pregnancy test at screening and inclusion, and must be wil...

Countries:Switzerland
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