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Brincidofovir

Phase 1

Smallpox | Small molecule | Other |Emergent BioSolutions Inc.|Last Updated: Jan 15, 2025

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
RandomizedACTIVE_CONTROLLEDBiomarker
Total Trials1
Total Enrollment44
FDA Designations
No designations recorded
Clinical Trials (1)
NCT IDTitlePhaseStatusEnrollmentVelocityDesignStartCompletionLast UpdatedSitesCountries
NCT05935917Study Evaluating the Bioequivalence of Brincidofovir Form H and Form II Tablets in Healthy AdultsPHASE1 COMPLETED 44May 30, 2023Sep 27, 2023Jan 15, 20251 United States
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Study Endpoints
Primary Endpoints
PK endpoint - Peak Plasma Concentration (Cmax)
Through 96 hours post-dose

Assess maximum observed plasma concentration of Brincidofovir

PK endpoint - AUClast
Through 96 hours post-dose

Assess area under the plasma concentration-time curve from time 0 to time of the last measurable concentration (AUC 0 - last) of Brincidofovir

PK endpoint - AUCinf
Through 96 hours post-dose

Assess area under the plasma concentration-time curve from time 0 to infinity (AUC 0 - inf) of Brincidofovir

Incidence of treatment adverse events (AEs)
Through end of study visit (within 14 days after 2nd dose)

Incidence of treatment-emergent AEs, treatment-related AEs, severe AEs, AEs leading to withdrawal and serious adverse events

Descriptive statistical summary abnormal Heart Rate
Through end of study visit (within 14 days after 2nd dose)

Descriptive statistical summary (summarized by treatment, study day, and time) of abnormal heart rate

Descriptive statistical summary abnormal Respiratory Rate
Through end of study visit (within 14 days after 2nd dose)

Descriptive statistical summary (summarized by treatment, study day, and time) of abnormal respiratory rate

Descriptive statistical summary abnormal Systolic Blood Pressure and Diastolic Blood Pressure (mmHg)
Through end of study visit (within 14 days after 2nd dose)

Descriptive statistical summary (summarized by treatment, study day, and time) of abnormal Systolic Blood Pressure

Descriptive statistical summary abnormal Body Temperature (Celsius)
Through end of study visit (within 14 days after 2nd dose)

Descriptive statistical summary (summarized by treatment, study day, and time) of abnormal body temperature

Chemistry parameters: Total Protein, Albumin, Globulin (g/dL)
Through end of study visit (within 14 days after 2nd dose)

Descriptive statistical summary (summarized by treatment, study day, and time) of Total Protein, Albumin, Globulin

Chemistry parameter: Albumin/Globulin ratio
Through end of study visit (within 14 days after 2nd dose)

Descriptive statistical summary (summarized by treatment, study day, and time) of albumin/globulin ratio

Chemistry parameters: alkaline phosphatase, ALT, AST, GGT and Creatine phosphokinase (U/L)
Through end of study visit (within 14 days after 2nd dose)

Descriptive statistical summary (summarized by treatment, study day, and time) of alkaline phosphatase, ALT, AST, GGT and Creatine phosphokinase

Chemistry parameters: bilirubin (total and direct), BUN, serum calcium, glucose (random), serum phosphate, serum uric acid and serum magnesium (mg/dL)
Through end of study visit (within 14 days after 2nd dose)

Descriptive statistical summary (summarized by treatment, study day, and time) of bilirubin (total and direct), BUN, serum calcium, glucose (random), serum phosphate, serum uric acid and serum magnesium

Chemistry parameters: serum chloride, CO2, serum sodium and serum potassium (mmol/L)
Through end of study visit (within 14 days after 2nd dose)

Descriptive statistical summary (summarized by treatment, study day, and time) of serum chloride, CO2, serum sodium and serum potassium

Chemistry parameter: Creatinine (g/24h)
Through end of study visit (within 14 days after 2nd dose)

Descriptive statistical summary (summarized by treatment, study day, and time) of creatinine

Chemistry parameter: eGFR (ml/min)
Through end of study visit (within 14 days after 2nd dose)

Descriptive statistical summary (summarized by treatment, study day, and time) of eGFR

Chemistry parameter: LDH (units/L)
Through end of study visit (within 14 days after 2nd dose)

Descriptive statistical summary (summarized by treatment, study day, and time) of LDH

Hematology parameters: basophils, eosinophils, lymphocytes, monocytes and neutrophils (cells/uL)
Through end of study visit (within 14 days after 2nd dose)

Descriptive statistical summary (summarized by treatment, study day, and time) of basophils, eosinophils lymphocytes, monocytes and neutrophils

Hematology parameters: leukocytes and platelets (thousand/uL)
Through end of study visit (within 14 days after 2nd dose)

Descriptive statistical summary (summarized by treatment, study day, and time) of leukocytes and platelets

Hematology parameters: proportion of basophils, eosinophils, lymphocytes, monocytes and neutrophils
Through end of study visit (within 14 days after 2nd dose)

Descriptive statistical summary (summarized by treatment, study day, and time) of basophils/leukocytes, eosinophils//leukocytes, lymphocytes//leukocytes, monocytes//leukocytes and neutrophils//leukocytes

Hematology parameter: erythrocytes (million/uL)
Through end of study visit (within 14 days after 2nd dose)

Descriptive statistical summary (summarized by treatment, study day, and time) of erythrocytes

Hematology parameter: erythrocytes mean corpuscular volume (MCV) (fL)
Through end of study visit (within 14 days after 2nd dose)

Descriptive statistical summary (summarized by treatment, study day, and time) of erythrocytes MCV

Hematology parameter: hematocrit (%)
Through end of study visit (within 14 days after 2nd dose)

Descriptive statistical summary (summarized by treatment, study day, and time) of hematocrit

Hematology parameter: hemoglobin (g/dL)
Through end of study visit (within 14 days after 2nd dose)

Descriptive statistical summary (summarized by treatment, study day, and time) of hemoglobin

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Study Design & Arms
AllocationRANDOMIZED
MaskingNONE
ModelCROSSOVER
PurposeTREATMENT
Treatment Arms
ArmTypeDescription
Treatment AB - Form H (test tablet) firstACTIVE_COMPARATORTreatment AB: Participants assigned to Treatment AB in Period 1, will be given a single 100 mg tablet of Form H (test tablet). In Period 2, participants will be given a single 100 mg tablet of Form II (reference tablet) after a 14 day washout period.
Treatment BA - Form II (reference tablet) firstACTIVE_COMPARATORTreatment BA: Participants assigned to Treatment BA in Period 1, will be given a single 100 mg tablet of Form II (reference tablet). In Period 2, participants will be given a single 100 mg tablet of Form H (test tablet) after a 14 day washout period.
Interventions
NameTypeDescription
BrincidofovirDRUG100 mg tablet of Form H and 100 mg tablet of Form II
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Eligibility Criteria
Age Range18 Years — 70 Years
SexALL
Healthy VolunteersYes
Study Sites1

Inclusion Criteria: * Able and willing to provide informed consent voluntarily signed by participant. * Male or female between 18 to 70 years of age, inclusive at screening. * Body mass index (BMI) from 18 to 32 kg/m² with a minimum body weight of ≥ 50 kg, inclusive at screening. * Women must be of...

Countries:United States
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