Effect of Pexidartinib on the Way the Body Processes CYP3A4 and CYP2C9 Substrates (Pharmacokinetics)
Trial · NCT03291288
Registered outcomes14
Each outcome the trial registered, primary first, in ClinicalTrials.gov's words.
1 to 14 of 14
Download this page as JSON| List | Outcome | Time frame | Description |
|---|---|---|---|
| Primary | Pharmacokinetic Analysis: Maximum Concentration (Cmax) for Midazolam | Baseline to 15 days post treatment | Plasma samples for midazolam were collected at predose, 0.5, 1, 1.5, 2, 2.5, 3, 4, 6, 8, 10, 24, and 48 hours (h) (±10 minutes up to 1 h, ±10% thereafter) on Days 1 to 3, and also when co-administered with pexidartinib on Days 3 (to 5) and Days 13 (to 15). |
| Primary | Pharmacokinetic Analysis: Maximum Concentration (Cmax) for Tolbutamide | Baseline to 15 days post treatment | Plasma samples for tolbutamide were collected at predose, 0.5, 1, 1.5, 2, 2.5, 3, 4, 6, 8, 10, 24, and 48 h (±10 min up to 1 h, ±10% thereafter) on Days 1 to 3, and also when co-administered with pexidartinib on Days 3 (to 5) and Days 13 (to 15). |
| Primary | Pharmacokinetic Analysis: Time to Maximum Concentration (Tmax) for Midazolam | Baseline to 15 days post treatment | Plasma samples for midazolam were collected at predose, 0.5, 1, 1.5, 2, 2.5, 3, 4, 6, 8, 10, 24, and 48 hours (h) (±10 minutes up to 1 h, ±10% thereafter) on Days 1 to 3, and also when co-administered with pexidartinib on Days 3 (to 5) and Days 13 (to 15). |
| Primary | Pharmacokinetic Analysis: Time to Maximum Concentration (Tmax) for Tolbutamide | Baseline to 15 days post treatment | Plasma samples for tolbutamide were collected at predose, 0.5, 1, 1.5, 2, 2.5, 3, 4, 6, 8, 10, 24, and 48 h (±10 min up to 1 h, ±10% thereafter) on Days 1 to 3, and also when co-administered with pexidartinib on Days 3 (to 5) and Days 13 (to 15). |
| Primary | Pharmacokinetic Analysis: Area Under the Curve to the Last Observable Concentration (AUClast) for Midazolam | Baseline to 15 days post treatment | Plasma samples for midazolam were collected at predose, 0.5, 1, 1.5, 2, 2.5, 3, 4, 6, 8, 10, 24, and 48 hours (h) (±10 minutes up to 1 h, ±10% thereafter) on Days 1 to 3, and also when co-administered with pexidartinib on Days 3 (to 5) and Days 13 (to 15). |
| Primary | Pharmacokinetic Analysis: Area Under the Curve to the Last Observable Concentration (AUClast) for Tolbutamide | Baseline to 15 days post treatment | Plasma samples for tolbutamide were collected at predose, 0.5, 1, 1.5, 2, 2.5, 3, 4, 6, 8, 10, 24, and 48 h (±10 min up to 1 h, ±10% thereafter) on Days 1 to 3, and also when co-administered with pexidartinib on Days 3 (to 5) and Days 13 (to 15). |
| Primary | Overall Summary of Treatment-emergent Adverse Events | Baseline to 1 year post treatment | Adverse events that emerge during treatment, having been absent pre-treatment, or worsens relative to the pre-treatment state. |
| Secondary | Pharmacokinetic Analysis: Maximum Concentration (Cmax) for Pexidartinib and ZAAD-1006a Metabolite | Baseline to 13 days post treatment | Plasma samples for pexidartinib and its metabolite were collected at predose, 0.5, 1, 2, 2.5, 3, 4, 6, 8, and 10 (±1) h after the first dose on Day 3, and at steady state when co-administered with midazolam and tolbutamide on Day 13. |
| Secondary | Pharmacokinetic Analysis: Time to Maximum Concentration (Tmax) for Pexidartinib and ZAAD-1006a Metabolite | Baseline to 13 days post treatment | Plasma samples for pexidartinib and its metabolite were collected at predose, 0.5, 1, 2, 2.5, 3, 4, 6, 8, and 10 (±1) h after the first dose on Day 3, and at steady state when co-administered with midazolam and tolbutamide on Day 13. |
| Secondary | Pharmacokinetic Analysis: Area Under the Curve to the Last Observable Concentration (AUClast) for Pexidartinib and ZAAD-1006a Metabolite | Baseline to 13 days post treatment | Plasma samples for pexidartinib and its metabolite were collected at predose, 0.5, 1, 2, 2.5, 3, 4, 6, 8, and 10 (±1) h after the first dose on Day 3, and at steady state when co-administered with midazolam and tolbutamide on Day 13. |
| Secondary | Pharmacokinetic Analysis: Maximum Concentration (Cmax) for Midazolam Metabolite, 1-Hydroxy Midazolam | Baseline to 13 days post treatment | Plasma samples for midazolam and 1-hydroxy midazolam were to be collected at predose, 0.5, 1, 1.5, 2, 2.5, 3, 4, 6, 8 (±10 min up to 8 h), 10 (±2), 24 (±2), and 48 (±2) hours on Days 1 to 3 and also when co-administered with pexidartinib on Days 3 to 5 and Days 13 to 15. |
| Secondary | Pharmacokinetic Analysis: Time to Maximum Concentration (Tmax) for Midazolam Metabolite, 1-Hydroxy Midazolam | Baseline to 13 days post treatment | Plasma samples for midazolam and 1-hydroxy midazolam were to be collected at predose, 0.5, 1, 1.5, 2, 2.5, 3, 4, 6, 8 (±10 min up to 8 h), 10 (±2), 24 (±2), and 48 (±2) hours on Days 1 to 3 and also when co-administered with pexidartinib on Days 3 to 5 and Days 13 to 15. |
| Secondary | Pharmacokinetic Analysis: Area Under the Curve to the Last Observable Concentration (AUClast) for Midazolam Metabolite, 1-Hydroxy Midazolam | Baseline to 13 days post treatment | Plasma samples for midazolam and 1-hydroxy midazolam were to be collected at predose, 0.5, 1, 1.5, 2, 2.5, 3, 4, 6, 8 (±10 min up to 8 h), 10 (±2), 24 (±2), and 48 (±2) hours on Days 1 to 3 and also when co-administered with pexidartinib on Days 3 to 5 and Days 13 to 15. |
| Secondary | Pharmacokinetic Analysis: Metabolite to Parent Ratio (MPR) for Midazolam | Baseline to 13 days post treatment | Plasma samples for midazolam were collected at predose, 0.5, 1, 1.5, 2, 2.5, 3, 4, 6, 8, 10, 24, and 48 hours (h) (±10 minutes up to 1 h, ±10% thereafter) on Days 1 to 3, and also when co-administered with pexidartinib on Days 3 (to 5) and Days 13 (to 15). Plasma pharmacokinetic parameters calculated for Midazolam metabolite. 1-hydroxy midazolam and midazolam for the MPR value. |
Source ClinicalTrials.govtrials-2026-11-12-0.5.0
Sources 3
- ClinicalTrials.gov's posted results, through CTTI's AACTFreely available. Acknowledgement requested
- ClinicalTrials.govNo license stated
- NIH RePORTER's clinical studies and project filesPublic domain
Each source's terms
- ClinicalTrials.gov's posted results, through CTTI's AACTClinicalTrials.gov data via Aggregate Analysis of ClinicalTrials.gov (AACT), CTTI. CTTI makes its materials freely available and requests acknowledgement. https://aact.ctti-clinicaltrials.org/documentation/299
- ClinicalTrials.govnone stated
- NIH RePORTER's clinical studies and project filesPublic domain (NIH RePORTER)
ClinicalTrials.gov's data carry an international copyright outside the United States: https://clinicaltrials.gov/about-site/terms-conditions.
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