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rifapentine & midazolam

Phase 1

Tuberculosis | Small molecule | Infectious Disease |Sanofi|Last Updated: May 7, 2019

Success Probability
Approval Probability 71%
TA Base Rate26%
Adjusted LOA41%
ML RiskLOW_RISK
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Market & Valuation
rNPV $3.2B
Market Size $9.4B
Revenue Basis $1.6B
Competitors 6
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Trial Design
ACTIVE_CONTROLLEDDMCBiomarker
Total Trials1
Total Enrollment37
FDA Designations
No designations recorded
Clinical Trials (1)
NCT IDTitlePhaseStatusEnrollmentVelocityDesignStartCompletionLast UpdatedSitesCountries
NCT01162486Pharmacokinetics, Safety and Tolerability of Escalating Rifapentine Doses in Healthy VolunteersPHASE1 COMPLETED 37Apr 1, 2010Mar 1, 2011May 7, 20191 United States
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Study Endpoints
Primary Endpoints
Number of Participants With Grade 2 or Higher Adverse Events Over the Course of the 26 Day Trial
26 days

Number of Participants with Grade 2 or higher adverse events over 26 days

Pharmacokinetics (AUC of RPT Over 24 Hours Post-dose)
days: 2, 15

To determine and compare the steady-state pharmacokinetics and dose linearity of escalating daily doses of rifapentine in dose cohorts of 5 mg/kg, 10 mg/kg, 15 mg/kg and 20 mg/kg in healthy volunteers after a single dose (Day 2) or multiple doses (Day 15)

Secondary Endpoints
Midazolam, AUC Over 12 Hours Post-dose
days: 1, 15
Transporter Genes
day 3
Rifapentine Concentrations From Dried Blood Spots
days 2, 3, 7, 10, 15, 16, 17, 18
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Study Design & Arms
AllocationNON_RANDOMIZED
MaskingNONE
ModelPARALLEL
PurposeTREATMENT
Treatment Arms
ArmTypeDescription
Rifampin controlACTIVE_COMPARATORRifampin + midazolam
RPT 1EXPERIMENTALRPT Cohort 1 - 5 mg/kg
RPT 2EXPERIMENTALRPT Cohort 2 - 10 mg/kg
RPT 3EXPERIMENTALRPT Cohort 3 - 15 mg/kg
RPT 4EXPERIMENTALRPT Cohort 4 - 20 mg/kg
RPT 5EXPERIMENTALRPT Cohort 5 - Maximal tolerated dose, if dose limiting toxicities are observed
Interventions
NameTypeDescription
Rifampin & midazolamDRUGrifampin - tablet, 10 mg/kg, daily 15 days midazolam - liquid syrup, 15 mg, days 1 and 15
rifapentine & midazolamDRUGrifapentine - tablet, 5 mg/kg, daily 15 days midazolam - liquid syrup, 15 mg, days 1 and 15
rifapentine and midazolamDRUGrifapentine - tablet, 20 mg/kg, daily 15 days midazolam - liquid syrup, 15 mg, days 1 and 15
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Eligibility Criteria
Age Range18 Years — 65 Years
SexALL
Healthy VolunteersYes
Study Sites1

Inclusion Criteria: 1. Ability and willingness to provide written informed consent. 2. Age greater than or equal to 18 years, and less than or equal to 65 years. 3. Weight of 50-100 kg for enrollment into the RPT cohorts 4. Weight of 50-80 kg for enrollment into the RIF cohort 5. Within 28 or fewer...

Countries:United States
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