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Completed

NCT Number: NCT04178577

Phase 1 Study of PK and Safety of Tebipenem Pivoxil Hydrobromide (TBPM-PI-HBr) in Subjects With Various Degrees Of Renal Function

Evaluation of the pharmacokinetics (PK) of TBPM-PI-HBr in subjects with normal renal function, subjects with various degrees of renal insufficiency, and subjects with end-stage renal disease (ESRD) receiving hemodialysis (HD) therapy.

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Key information

Age range

18 year and older

Sex eligibility

All sexes

Study type

Interventional

Phase

Phase 1

Primary location

Medical Facility, Miami, Florida, United States

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Who can participate

Healthy volunteers accepted: Yes

Only the study team can determine whether someone qualifies for participation.

Key Inclusion Criteria:

  • Adult males or females, 18 years of age or older.
  • BMI ≥ 18.5 and ≤ 39.9 (kg/m2) and weight between 50.0 and 130.0 kg
  • Medically healthy without clinically significant abnormalities (Healthy Volunteers) or medically stable without clinically significant acute or chronic illness (Subjects with Renal Disease).
  • Non-smoker for at least 1 month prior to screening for the study.
  • Ability and willingness to abstain from alcohol, caffeine, xanthinecontaining beverages or food.

Key Exclusion Criteria:

  • Any clinically significant medical history or abnormal findings upon physical examination, or clinical laboratory tests, not specifically excluded in other criteria below that, in the opinion of the Investigator, might confound the results of the study or pose an additional risk in administering study drug to the subject.
  • Electrocardiogram (ECG) with QTcF interval duration equal or greater than 500 msec
  • Hemoglobin (HB), hematocrit (HCT), white blood cell count (WBC), or platelet count less than the lower limit of normal range of the reference laboratory (Cohort 1). HB < 8.5 gm/dL, WBC ≤ 3,000 cells/μL or platelet count ≤ 100,000 cells/μL (Cohorts 2-5).
  • Results of biochemistry tests for alanine aminotransferase (ALT), aspartate aminotransferase (AST) and bilirubin greater than 1.5 X the upper limit of normal (ULN) for the reference laboratory.
  • Recent history of known or suspected Clostridium difficile infection.
  • History of known genetic metabolism anomaly associated with carnitine deficiency (e.g., carnitine transporter defect, methylmalonic aciduria, propionic academia).
  • History of chronic liver disease, cirrhosis, or biliary disease.
  • History of seizure disorder except childhood history of febrile seizures.
  • Positive urine drug/alcohol testing.
  • Positive testing for human immunodeficiency virus (HIV), hepatitis B surface antigen (HBsAg) or hepatitis C (HCV) antibodies.
  • History of substance abuse or alcohol abuse.
  • Use of antacids within 24 hours prior to study drug administration.
  • Known history of clinically significant hypersensitivity reaction or anaphylaxis to any medication.

Treatment and study plan

Tebipenem Pivoxil Hydrobromide (TBPM-PI-HBr)

Drug

Tebipenem pivoxil hydrobromide (TBPM-PI-HBr) 600 mg single-dose given orally.

Other names: TBPM-PI-HBr, SPR994

Primary outcomes

  1. Apparent total body clearance (CL/F).

    Time frame: 72 hours post dose

  2. Area under the curve from time zero to the last quantifiable sample (AUC0-last).

    Time frame: 72 hours post dose

  3. Area under the curve extrapolated to infinity (AUC0-∞).

    Time frame: 72 hours post dose

  4. Apparent steadystate volume of distribution (Vss/F).

    Time frame: 72 hours post dose

  5. Maximum plasma concentration (Cmax).

    Time frame: 72 hours post dose

  6. Time to the maximum plasma concentration (Tmax).

    Time frame: 72 hours post dose

  7. Terminal elimination half-life (t1/2).

    Time frame: 72 hours post dose

Secondary outcomes

  1. Incidence of treatment-emergent AEs (including SAEs) categorized by severity and relationship to study drug.

    Time frame: 14 days post last dose

    AEs will be categorized by system organ class (SOC) and AE preferred term (PT).

  2. Significant changes from baseline in clinical laboratory values.

    Time frame: 14 days post last dose

    All laboratory data will be summarized by cohort, and at each scheduled time-point using descriptive statistics (n, mean, SD, median, minimum, and maximum).

    E.g. of laboratory values: hematology, biochemistry, coagulation and urinalysis

  3. Significant changes from baseline in physical examination.

    Time frame: 14 days post last dose

    Changes in baseline in physical examination findings (Normal, Abnormal NCS, Abnormal CS) will be summarized using counts and percentages by cohort, and will also be listed individually for each scheduled time-point.

    Physical examination will include: HEENT; cardiovascular, respiratory, gastrointestinal, dermatological, musculoskeletal, nervous systems, lymph nodes and general appearance. Additional body systems may be evaluated at the Investigator's discretion.

  4. Significant changes from baseline in vitals signs.

    Time frame: 14 days post last dose

    Vital sign values and changes from baseline at each scheduled time-point will be summarized by cohort for the Safety Analysis Population using descriptive statistics (n, mean, SD, median, minimum, and maximum).

    Vitals signs will include: systolic and diastolic blood pressure, heart rate, respiratory rate, and temperature.

  5. Significant changes from baseline in ECG

    Time frame: 14 days post last dose

    Overall evaluation of safety ECGs will be summarized by cohort, using frequency counts and percentage of subjects as normal or abnormal, and the relevance of the abnormality will be summarized by CS or NCS.

    ECG parameters will include: heart rate, RR interval, PR interval, QRS, QT and QTcF

  6. Renal clearance (CLR)

    Time frame: 72 hours post dose

  7. Fraction of drug excreted in the urine expressed as a percentage of the TBPM-PI-HBr dose administered (Ae%).

    Time frame: 72 hours post dose

  8. Amount of drug excreted in the urine through 24 hours (Ae0-24), through 48 hours (Ae0-48) and through 72 hours (Ae0-72) for Cohorts 1-4.

    Time frame: 72 hours post dose

  9. For subjects on dialysis, estimated hemodialysis clearance (CLHD) will be assessed.

    Time frame: Up to 1 day post dose - between start and end of hemodialysis.

  10. For subjects on dialysis, the extraction ratio (ER) will be assessed.

    Time frame: Up to 1 day post dose - between start and end of hemodialysis.

  11. For subjects on dialysis, the amount of the dose removed by hemodialysis (XHD) will be assessed.

    Time frame: Up to 1 day post dose - between start and end of hemodialysis.

Other outcomes

  1. For subject in Cohort 1, cumulative amount of TBPM metabolite excreted in urine.

    Time frame: 72 hours post dose

  2. For subjects in Cohort 1, cumulative urinary excretion of TBPM and TBPM metabolite as a % of dose administered.

    Time frame: 72 hours post dose

Sponsors and collaborators

Lead sponsor

Spero Therapeutics

Industry

Registry information

Official study title

A Phase 1, Open-Label Study to Assess the Pharmacokinetics and Safety of Orally Administered Tebipenem Pivoxil Hydrobromide (TBPM-PI-HBr) in Subjects With Various Degrees of Renal Function

Important dates

Study start
2019
Primary completion
2020
Study completion
2020
First posted
Nov 26, 2019
Registry last updated
Nov 27, 2020

OpenTrials presents study information sourced from ClinicalTrials.gov. The official registry record should be consulted for the latest information.

View the official ClinicalTrials.gov record (opens in a new tab)

This listing is for discovery and informational purposes only. It is not medical advice, does not guarantee that a study is recruiting, and does not determine eligibility. Contact the study team and a qualified healthcare professional when considering participation.

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