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TBD11

Phase 1

Undisclosed | Small molecule | Other |IQVIA Holdings, Inc.|Trials Updated: Oct 22, 2026

Success Probability

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Market & Valuation

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Trial Design

RandomizedDouble-BlindCONTROLLEDDMC
Total Trials1
Total Enrollment66

FDA Designations

No designations recorded

TBD11 clinical trials

TBD11 · 1 trial · 1 indication

Phase 1 1
NCT07883226A Phase 1 Multiple Dose Trial in Healthy Adult Participants to Evaluate the Safety, Tolerability, Drug-Drug Interactions, and Pharmacokinetics of TBD11Healthy Adult Participants
RECRUITING66 Analytics
PHASE1RECRUITING
A Phase 1 Multiple Dose Trial in Healthy Adult Participants to Evaluate the Safety, Tolerability, Drug-Drug Interactions, and Pharmacokinetics of TBD11
Healthy Adult ParticipantsUnlock trial analytics

Study Endpoints

Primary Endpoints

Number of Participants With Treatment-Emergent Adverse Events
Cohort 1: Day 1 through Day 19. Cohort 2 Arm A: Period 1, Day 1 through Day 8; Period 2, Day -4 through Day 16. Cohort 2 Arm B: Period 1, Day 1 through Day 8; Period 2, Day -10 through Day 8. Cohort 3: Day 1 through Day 92.

Number of participants with one or more treatment-emergent adverse events, summarized overall and by severity, Investigator-assessed relationship to trial intervention, System Organ Class, and Preferred Term.

Number of Participants With Serious Adverse Events
Cohort 1: Day 1 through Day 19. Cohort 2 Arm A: Period 1, Day 1 through Day 8; Period 2, Day -4 through Day 16. Cohort 2 Arm B: Period 1, Day 1 through Day 8; Period 2, Day -10 through Day 8. Cohort 3: Day 1 through Day 92.

Number of participants with one or more serious adverse events, summarized overall and by severity, Investigator-assessed relationship to trial intervention, System Organ Class, and Preferred Term.

Number of Participants With Adverse Events Leading to Trial Intervention Interruption
Cohort 1: Day 1 through Day 19. Cohort 2 Arm A: Period 1, Day 1 through Day 8; Period 2, Day -4 through Day 16. Cohort 2 Arm B: Period 1, Day 1 through Day 8; Period 2, Day -10 through Day 8. Cohort 3: Day 1 through Day 92.

Number of participants with one or more adverse events resulting in temporary interruption of trial intervention, summarized overall and by severity, Investigator-assessed relationship to trial intervention, System Organ Class, and Preferred Term.

Number of Participants With Adverse Events Leading to Trial Intervention Discontinuation
Cohort 1: Day 1 through Day 19. Cohort 2 Arm A: Period 1, Day 1 through Day 8; Period 2, Day -4 through Day 16. Cohort 2 Arm B: Period 1, Day 1 through Day 8; Period 2, Day -10 through Day 8. Cohort 3: Day 1 through Day 92.

Number of participants with one or more adverse events resulting in permanent discontinuation of trial intervention, summarized overall and by severity, Investigator-assessed relationship to trial intervention, System Organ Class, and Preferred Term.

Number of Participants With Treatment-Emergent Clinical Chemistry Abnormalities
Cohort 1, Day 1 through Day 19; Cohort 2 Arm A, Period 1 Day 1 through Day 8 and Period 2 Day -4 through Day 16; Cohort 2 Arm B, Period 1 Day 1 through Day 8 and Period 2 Day -10 through Day 8; Cohort 3, Day 1 through Day 92.

Number of participants with treatment-emergent clinical chemistry abnormalities, summarized by visit, worst post-baseline grade, and grade shift from baseline using the protocol-specified toxicity grading criteria.

Number of Participants With Treatment-Emergent Hematology Abnormalities
Cohort 1, Day 1 through Day 19; Cohort 2 Arm A, Period 1 Day 1 through Day 8 and Period 2 Day -4 through Day 16; Cohort 2 Arm B, Period 1 Day 1 through Day 8 and Period 2 Day -10 through Day 8; Cohort 3, Day 1 through Day 92.

Number of participants with treatment-emergent hematology abnormalities, summarized by visit, worst post-baseline grade, and grade shift from baseline using the protocol-specified toxicity grading criteria.

Number of Participants With Treatment-Emergent Coagulation Abnormalities
Cohort 1, Day 1 through Day 19; Cohort 2 Arm A, Period 1 Day 1 through Day 8 and Period 2 Day -4 through Day 16; Cohort 2 Arm B, Period 1 Day 1 through Day 8 and Period 2 Day -10 through Day 8; Cohort 3, Day 1 through Day 92.

Number of participants with treatment-emergent coagulation abnormalities, summarized by visit, worst post-baseline grade, and grade shift from baseline using the protocol-specified toxicity grading criteria.

Number of Participants With Treatment-Emergent Urinalysis Abnormalities
Cohort 1, Day 1 through Day 19; Cohort 2 Arm A, Period 1 Day 1 through Day 8 and Period 2 Day -4 through Day 16; Cohort 2 Arm B, Period 1 Day 1 through Day 8 and Period 2 Day -10 through Day 8; Cohort 3, Day 1 through Day 92.

Number of participants with treatment-emergent urinalysis abnormalities, summarized by visit, worst post-baseline grade, and grade shift from baseline using the protocol-specified toxicity grading criteria.

Number of Participants With Treatment-Emergent Lipid Profile Abnormalities
Baseline and scheduled post-baseline assessments from Day 1 through Day 92 for Cohort 3.

Number of Cohort 3 participants with treatment-emergent lipid profile abnormalities, summarized by visit, worst post-baseline grade, and grade shift from baseline.

Change From Baseline in Systolic Blood Pressure
Cohort 1, Day 1 through Day 19; Cohort 2 Arm A, Period 1 Day 1 through Day 8 and Period 2 Day -4 through Day 16; Cohort 2 Arm B, Period 1 Day 1 through Day 8 and Period 2 Day -10 through Day 8; Cohort 3, Day 1 through Day 92.

Change from baseline in systolic blood pressure, measured in millimeters of mercury (mmHg).

Change From Baseline in Diastolic Blood Pressure
Cohort 1, Day 1 through Day 19; Cohort 2 Arm A, Period 1 Day 1 through Day 8 and Period 2 Day -4 through Day 16; Cohort 2 Arm B, Period 1 Day 1 through Day 8 and Period 2 Day -10 through Day 8; Cohort 3, Day 1 through Day 92.

Change from baseline in diastolic blood pressure, measured in millimeters of mercury (mmHg)

Change From Baseline in Heart Rate
Cohort 1, Day 1 through Day 19; Cohort 2 Arm A, Period 1 Day 1 through Day 8 and Period 2 Day -4 through Day 16; Cohort 2 Arm B, Period 1 Day 1 through Day 8 and Period 2 Day -10 through Day 8; Cohort 3, Day 1 through Day 92.

Change from baseline in heart rate, measured in beats per minute (bpm)

Change From Baseline in Body Temperature
Cohort 1, Day 1 through Day 19; Cohort 2 Arm A, Period 1 Day 1 through Day 8 and Period 2 Day -4 through Day 16; Cohort 2 Arm B, Period 1 Day 1 through Day 8 and Period 2 Day -10 through Day 8; Cohort 3, Day 1 through Day 92.

Change from baseline in body temperature, measured in degrees Celsius (°C)

Change From Baseline in 12-Lead ECG Heart Rate
Cohort 1, Day 1 through Day 19; Cohort 2 Arm A, Period 1 Day 1 through Day 8 and Period 2 Day -4 through Day 16; Cohort 2 Arm B, Period 1 Day 1 through Day 8 and Period 2 Day -10 through Day 8; Cohort 3, Day 1 through Day 92.

Change From Baseline in 12-Lead ECG Heart Rate Change from baseline in 12-lead ECG heart rate, measured in beats per minute (bpm)

Change From Baseline in RR Interval
Cohort 1, Day 1 through Day 19; Cohort 2 Arm A, Period 1 Day 1 through Day 8 and Period 2 Day -4 through Day 16; Cohort 2 Arm B, Period 1 Day 1 through Day 8 and Period 2 Day -10 through Day 8; Cohort 3, Day 1 through Day 92.

Change From Baseline in RR Interval Change from baseline in RR interval, measured in milliseconds (ms).

Change From Baseline in PR Interval
Cohort 1, Day 1 through Day 19; Cohort 2 Arm A, Period 1 Day 1 through Day 8 and Period 2 Day -4 through Day 16; Cohort 2 Arm B, Period 1 Day 1 through Day 8 and Period 2 Day -10 through Day 8; Cohort 3, Day 1 through Day 92.

Change From Baseline in PR Interval Change from baseline in PR interval, measured in milliseconds (ms).

Change From Baseline in QRS Duration
Cohort 1, Day 1 through Day 19; Cohort 2 Arm A, Period 1 Day 1 through Day 8 and Period 2 Day -4 through Day 16; Cohort 2 Arm B, Period 1 Day 1 through Day 8 and Period 2 Day -10 through Day 8; Cohort 3, Day 1 through Day 92.

Change From Baseline in QRS Duration Change from baseline in QRS duration, measured in milliseconds (ms).

Change From Baseline in QT Interval
Cohort 1, Day 1 through Day 19; Cohort 2 Arm A, Period 1 Day 1 through Day 8 and Period 2 Day -4 through Day 16; Cohort 2 Arm B, Period 1 Day 1 through Day 8 and Period 2 Day -10 through Day 8; Cohort 3, Day 1 through Day 92.

Change From Baseline in QT Interval Change from baseline in QT interval, measured in milliseconds (ms).

Change From Baseline in QTcF Interval
Cohort 1, Day 1 through Day 19; Cohort 2 Arm A, Period 1 Day 1 through Day 8 and Period 2 Day -4 through Day 16; Cohort 2 Arm B, Period 1 Day 1 through Day 8 and Period 2 Day -10 through Day 8; Cohort 3, Day 1 through Day 92.

Change from baseline in QT interval corrected for heart rate using Fridericia's formula (QTcF), measured in milliseconds (ms).

Secondary Endpoints

Maximum Observed Plasma Concentration of TBD11
Cohort 1: Day 1 and Day 14. Cohort 3: Day 1 and Day 84.
Time to Maximum Observed Plasma Concentration of TBD11
Cohort 1: Day 1 and Day 14. Cohort 3: Day 1 and Day 84.
Area Under the Plasma Concentration-Time Curve From Time Zero to 24 Hours for TBD11
Cohort 1: Day 1. Cohort 3: Day 1
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Study Design & Arms

AllocationRANDOMIZED
MaskingTRIPLE
ModelPARALLEL
PurposeTREATMENT

Treatment Arms

ArmTypeDescription
Cohort 1 (TBD11 or placebo)EXPERIMENTALParticipants randomized 3:1 to receiveTBD11 300 mg or matching placebo once daily for up to 14 days
Cohort 2 Arm AEXPERIMENTALParticipants receive TBD11 50 mg single dose alone and in combination with itraconazole 200 mg BID loading dose followed by 200 mg QD.
Cohort 2 Arm BEXPERIMENTALParticipants receive TBD11 up to 300 mg single dose alone and in combination with rifampicin 600 mg QD.
Cohort 3 (TBD11 or placebo)EXPERIMENTALParticipants randomized 2:1 to receive TBD11 up to 300 mg or matching placebo once daily for up to 84 days

Interventions

NameTypeDescription
TBD11 (300 mg)DRUGTBD11: TBD11 administered orally at 300 mg
PlaceboDRUGMatching placebo administered orally according to the cohort-specific dosing schedule.
Itraconazole (200 mg)DRUGItraconazole 200 mg orally once daily, with a 400 mg loading dose on the first day of administration.
Rifampicin 600mgDRUGRifampicin 600 mg orally once daily.
TBD11 (50 mg)DRUGTBD11: TBD11 administered orally at 50 mg
TBD11 (up to 300 mg)DRUGTBD11: TBD11 administered orally at up to 300 mg
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Eligibility Criteria

Age Range18 Years to 55 Years
SexALL
Healthy VolunteersYes
Study Sites1

Inclusion Criteria: * 18 to 55 years of age, inclusive. * Healthy, as determined by the Investigator through medical history and clinical examination before enrolment. * Able to understand and comply with trial and site procedures, understand study risks, and provide written informed consent before...

Countries:South Africa
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