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Drug Drug Interaction Trial With Strong CYP3A4 Inhibitor (Itraconazole) in CYP2C19 Extensive Metabolizers and Poor Metabolizers

Open-label, Randomised, Two-way Crossover Study to Assess the Effect of Once Daily Itraconazole on the Pharmacokinetics of BI 409306 After a Single Oral Dose in Healthy Male Volunteers Genotyped as Poor and Extensive Metabolizers of CYP2C19

Status
Completed
Phases
Phase 1
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT02248259
Enrollment
25
Registered
2014-09-25
Start date
2014-10-08
Completion date
2015-01-08
Last updated
2024-04-25

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Healthy

Brief summary

The objective of the current study is to evaluate the effect of once daily itraconazole on the pharmacokinetics of BI 409306 in poor (PM) and extensive metabolisers (EM) of CYP2C19.

Interventions

Oral single dose of BI 409306

DRUGItraconazole

Oral dose, twice daily on Day -3, once daily on Day -2 to Day 2 of Itraconazole

Sponsors

Boehringer Ingelheim
Lead SponsorINDUSTRY

Study design

Allocation
RANDOMIZED
Intervention model
CROSSOVER
Primary purpose
TREATMENT
Masking
NONE

Eligibility

Sex/Gender
MALE
Age
20 Years to 45 Years
Healthy volunteers
Yes

Inclusion criteria

\- Healthy CYP2C19 genotyped male volunteers according to the following criteria: Based upon a complete medical history, including the physical examination, vital signs (BP, PR, respiratory rate, body temperature), 12-lead ECG, ophthalmologic exam, clinical laboratory tests * Korean ethnicity according to the following criteria: be a current Korean passport or national identification card holder, and have parents and grandparents who were all born in Korea * Age 20 or older than 20 and 45 or younger than 45 years * BMI (Body Mass Index) 18.5 or more than 18.5 and BMI 25 or less than 25 kg/m2 * Signed and dated written informed consent prior to admission to the study in accordance with GCP and the local legislation.

Exclusion criteria

* Any finding of the medical examination (including BP, PR, respiratory rate, body temperature and ECG) deviating from normal and of clinical relevance * Any evidence of a clinically relevant concomitant disease * Gastrointestinal, hepatic, renal, respiratory, cardiovascular, metabolic, immunological or hormonal disorders * Surgery of the gastrointestinal tract (except appendectomy, hernia surgery) * Diseases of the central nervous system (including but not limited to any kind of seizures, migraine, stroke or psychiatric disorders) within the past 6 month * History of relevant orthostatic hypotension, fainting spells or blackouts. * Chronic or relevant acute infections * History of relevant allergy/hypersensitivity (including allergy to drug or its excipients) * Intake of drugs with a long half-life (longer than 24 hours) within at least one month or less than 10 half-lives of the respective drug prior to administration or during the trial * Use of drugs which might reasonably influence the results of the trial or that prolong the QT/QTc interval based on the knowledge at the time of protocol preparation within 10 days prior to administration or during the trial * Participation in another trial with an investigational drug within two months prior to administration or during the trial * Smoker (more than 10 cigarettes or more than 3 cigars or more than 3 pipes/day) * Inability to refrain from smoking on trial days * Alcohol abuse (more than 20 g/day) * Drug abuse * Blood donation (more than 100 mL within four weeks prior to administration or during the trial) * Excessive physical activities (within one week prior to administration or during the trial) * Any laboratory value outside the reference range that is of clinical relevance * Inability to comply with dietary regimen of trial site * A marked baseline prolongation of QT/QTc interval (e.g., repeated demonstration of a QTc interval more than 450 ms) * A history of additional risk factors for Torsade des Pointes (e.g., heart failure, hypokalemia, family history of Long QT Syndrome) * Abnormality on color vision test or any other finding on ophthalmologic exam that is clinically deemed to potentially interfere with the safety assessment of this trial * Subjects who do not agree to minimize the risk of female partners becoming pregnant from the first dosing day until two month after the study completion. Acceptable methods of contraception comprises barrier contraception and a medically accepted contraceptive method for the female partner (intra-uterine device with spermicide, hormonal contraceptive since at least two month)

Design outcomes

Primary

MeasureTime frameDescription
AUC0-infinity of BI 409306 and Its Metabolites1 hour (h) before drug administration and 10minutes (min), 20min, 30min, 45min, 1h, 1h 30min, 2h, 3h, 4h, 7h, 10h, 12h, 14h, 24h, 48h and 72h (only for test treatment) after drug administrationArea under the concentration-time curve of the analyte in plasma over the time interval from 0 extrapolated to infinity (AUC0-infinity) of BI 409306 and its metabolites CD 13896 and CD 14084
Cmax of BI 409306 and Its Metabolites1 hour (h) before drug administration and 10minutes (min), 20min, 30min, 45min, 1h, 1h 30min, 2h, 3h, 4h, 7h, 10h, 12h, 14h, 24h, 48h and 72h (only for test treatment) after drug administrationMaximum measured concentration of the analyte in plasma (Cmax) of BI 409306 and its metabolites CD 13896 and CD 14084

Secondary

MeasureTime frameDescription
AUC0-tz of BI 409306 and Its Metabolites1 hour (h) before drug administration and 10minutes (min), 20min, 30min, 45min, 1h, 1h 30min, 2h, 3h, 4h, 7h, 10h, 12h, 14h, 24h, 48h and 72h (only for test treatment) after drug administrationArea under the concentration-time curve of the analyte in plasma over the time interval from 0 to the time of the last quantifiable plasma concentration (AUC0-tz) of BI 409306 and its metabolites CD 13896 and CD 14084
Tmax of BI 409306 and Its Metabolites1 hour (h) before drug administration and 10minutes (min), 20min, 30min, 45min, 1h, 1h 30min, 2h, 3h, 4h, 7h, 10h, 12h, 14h, 24h, 48h and 72h (only for test treatment) after drug administrationTime from dosing to the maximum concentration of the analyte in plasma (tmax) of BI 409306 and its metabolites CD 13896 and CD 14084
t1/2 of BI 409306 and Its Metabolites1 hour (h) before drug administration and 10minutes (min), 20min, 30min, 45min, 1h, 1h 30min, 2h, 3h, 4h, 7h, 10h, 12h, 14h, 24h, 48h and 72h (only for test treatment) after drug administrationTerminal half-life of the analyte in plasma (t1/2) of BI 409306 and its metabolites CD 13896 and CD 14084

Countries

South Korea

Participant flow

Recruitment details

A randomised, open-label, 2-way crossover trial. The two treatment periods were separated by a washout period of at least 3 weeks.

Participants by arm

ArmCount
Extensive Metabolisers
Participants who were extensive metabolisers received two treatments in a randomised order, the treatments were: * Reference (ref) treatment (1 single tablet of 25 mg BI 409306 taken orally on day 1). * Test treatment (2 capsules of 100 mg itraconazole taken orally twice daily on day -3 (loading dose) and once daily on day -2 to day 2, plus 1 tablet of 25 mg BI 409306 taken orally as a single dose 1 hour after the itraconazole administration on day 1.
13
Poor Metabolisers
Participants who were poor metabolisers received two treatments in a randomised order, the treatments were: * Reference (ref) treatment (1 single tablet of 25 mg BI 409306 taken orally on day 1). * Test treatment (2 capsules of 100 mg itraconazole taken orally twice daily on day -3 (loading dose) and once daily on day -2 to day 2, plus 1 tablet of 25 mg BI 409306 taken orally as a single dose 1 hour after the itraconazole administration on day 1.
12
Total25

Withdrawals & dropouts

PeriodReasonFG000FG001FG002FG003
Treatment Period 1Adverse Event0010

Baseline characteristics

CharacteristicExtensive MetabolisersPoor MetabolisersTotal
Age, Continuous32.2 Years
STANDARD_DEVIATION 8.36
29.7 Years
STANDARD_DEVIATION 6.53
31.0 Years
STANDARD_DEVIATION 7.49
Sex: Female, Male
Female
0 Participants0 Participants0 Participants
Sex: Female, Male
Male
13 Participants12 Participants25 Participants

Adverse events

Event typeEG000
affected / at risk
EG001
affected / at risk
EG002
affected / at risk
EG003
affected / at risk
EG004
affected / at risk
EG005
affected / at risk
deaths
Total, all-cause mortality
— / —— / —— / —— / —— / —— / —
other
Total, other adverse events
3 / 131 / 123 / 121 / 123 / 120 / 12
serious
Total, serious adverse events
0 / 130 / 120 / 120 / 120 / 120 / 12

Outcome results

Primary

AUC0-infinity of BI 409306 and Its Metabolites

Area under the concentration-time curve of the analyte in plasma over the time interval from 0 extrapolated to infinity (AUC0-infinity) of BI 409306 and its metabolites CD 13896 and CD 14084

Time frame: 1 hour (h) before drug administration and 10minutes (min), 20min, 30min, 45min, 1h, 1h 30min, 2h, 3h, 4h, 7h, 10h, 12h, 14h, 24h, 48h and 72h (only for test treatment) after drug administration

Population: Pharmacokinetic set (PKS) which included all treated subjects who provided at least one evaluable primary or secondary endpoint in any of the study periods without important protocol violations with respect to the statistical evaluation of relative bioavailability.

ArmMeasureGroupValue (GEOMETRIC_MEAN)Dispersion
Extensive Metabolisers: Ref. TreatmentAUC0-infinity of BI 409306 and Its MetabolitesBI 409306547 nanomole (nmol)*hour (h) /Liter (L)Geometric Coefficient of Variation 71.6
Extensive Metabolisers: Ref. TreatmentAUC0-infinity of BI 409306 and Its MetabolitesCD 140842120 nanomole (nmol)*hour (h) /Liter (L)Geometric Coefficient of Variation 10.9
Extensive Metabolisers: Ref. TreatmentAUC0-infinity of BI 409306 and Its MetabolitesCD 13896389 nanomole (nmol)*hour (h) /Liter (L)Geometric Coefficient of Variation 26.4
Extensive Metabolisers: Test TreatmentAUC0-infinity of BI 409306 and Its MetabolitesBI 409306621 nanomole (nmol)*hour (h) /Liter (L)Geometric Coefficient of Variation 68.8
Extensive Metabolisers: Test TreatmentAUC0-infinity of BI 409306 and Its MetabolitesCD 140842110 nanomole (nmol)*hour (h) /Liter (L)Geometric Coefficient of Variation 12.6
Extensive Metabolisers: Test TreatmentAUC0-infinity of BI 409306 and Its MetabolitesCD 13896347 nanomole (nmol)*hour (h) /Liter (L)Geometric Coefficient of Variation 19.2
Poor Metabolisers: Ref. TreatmentAUC0-infinity of BI 409306 and Its MetabolitesCD 13896178 nanomole (nmol)*hour (h) /Liter (L)Geometric Coefficient of Variation 20
Poor Metabolisers: Ref. TreatmentAUC0-infinity of BI 409306 and Its MetabolitesBI 4093061560 nanomole (nmol)*hour (h) /Liter (L)Geometric Coefficient of Variation 45.5
Poor Metabolisers: Ref. TreatmentAUC0-infinity of BI 409306 and Its MetabolitesCD 140841810 nanomole (nmol)*hour (h) /Liter (L)Geometric Coefficient of Variation 15.7
Poor Metabolisers: Test TreatmentAUC0-infinity of BI 409306 and Its MetabolitesBI 4093061370 nanomole (nmol)*hour (h) /Liter (L)Geometric Coefficient of Variation 39.4
Poor Metabolisers: Test TreatmentAUC0-infinity of BI 409306 and Its MetabolitesCD 140841890 nanomole (nmol)*hour (h) /Liter (L)Geometric Coefficient of Variation 14.2
Poor Metabolisers: Test TreatmentAUC0-infinity of BI 409306 and Its MetabolitesCD 13896165 nanomole (nmol)*hour (h) /Liter (L)Geometric Coefficient of Variation 14.3
Comparison: Analysis for BI 40930690% CI: [100.522, 128.376]
Comparison: Analysis for BI 40930690% CI: [77.839, 99.452]
Comparison: Analysis for CD 1389690% CI: [84.636, 94.021]
Comparison: Analysis of CD 1389690% CI: [88.592, 97.396]
Comparison: Analysis for CD 1408490% CI: [95.796, 103.584]
Comparison: Analysis for CD 1408490% CI: [98.783, 110.278]
Primary

Cmax of BI 409306 and Its Metabolites

Maximum measured concentration of the analyte in plasma (Cmax) of BI 409306 and its metabolites CD 13896 and CD 14084

Time frame: 1 hour (h) before drug administration and 10minutes (min), 20min, 30min, 45min, 1h, 1h 30min, 2h, 3h, 4h, 7h, 10h, 12h, 14h, 24h, 48h and 72h (only for test treatment) after drug administration

Population: PKS

ArmMeasureGroupValue (GEOMETRIC_MEAN)Dispersion
Extensive Metabolisers: Ref. TreatmentCmax of BI 409306 and Its MetabolitesBI 409306264 nmol/LGeometric Coefficient of Variation 67.8
Extensive Metabolisers: Ref. TreatmentCmax of BI 409306 and Its MetabolitesCD 14084714 nmol/LGeometric Coefficient of Variation 21.5
Extensive Metabolisers: Ref. TreatmentCmax of BI 409306 and Its MetabolitesCD 13896139 nmol/LGeometric Coefficient of Variation 41.6
Extensive Metabolisers: Test TreatmentCmax of BI 409306 and Its MetabolitesBI 409306246 nmol/LGeometric Coefficient of Variation 60.2
Extensive Metabolisers: Test TreatmentCmax of BI 409306 and Its MetabolitesCD 14084620 nmol/LGeometric Coefficient of Variation 19.1
Extensive Metabolisers: Test TreatmentCmax of BI 409306 and Its MetabolitesCD 13896110 nmol/LGeometric Coefficient of Variation 35.5
Poor Metabolisers: Ref. TreatmentCmax of BI 409306 and Its MetabolitesCD 1389644.9 nmol/LGeometric Coefficient of Variation 33.3
Poor Metabolisers: Ref. TreatmentCmax of BI 409306 and Its MetabolitesBI 409306564 nmol/LGeometric Coefficient of Variation 50.5
Poor Metabolisers: Ref. TreatmentCmax of BI 409306 and Its MetabolitesCD 14084470 nmol/LGeometric Coefficient of Variation 35.8
Poor Metabolisers: Test TreatmentCmax of BI 409306 and Its MetabolitesBI 409306432 nmol/LGeometric Coefficient of Variation 35.4
Poor Metabolisers: Test TreatmentCmax of BI 409306 and Its MetabolitesCD 14084505 nmol/LGeometric Coefficient of Variation 20.3
Poor Metabolisers: Test TreatmentCmax of BI 409306 and Its MetabolitesCD 1389642.8 nmol/LGeometric Coefficient of Variation 16.2
Comparison: Analysis for BI 40930690% CI: [80.377, 108.217]
Comparison: Analysis for BI 40930690% CI: [60.482, 97.141]
Comparison: Analysis for CD 1389690% CI: [67.304, 92.052]
Comparison: Analysis for CD 1389690% CI: [81.092, 111.964]
Comparison: Analysis for CD 1408490% CI: [80.731, 93.309]
Comparison: Analysis for CD 1408490% CI: [91.764, 125.812]
Secondary

AUC0-tz of BI 409306 and Its Metabolites

Area under the concentration-time curve of the analyte in plasma over the time interval from 0 to the time of the last quantifiable plasma concentration (AUC0-tz) of BI 409306 and its metabolites CD 13896 and CD 14084

Time frame: 1 hour (h) before drug administration and 10minutes (min), 20min, 30min, 45min, 1h, 1h 30min, 2h, 3h, 4h, 7h, 10h, 12h, 14h, 24h, 48h and 72h (only for test treatment) after drug administration

Population: PKS

ArmMeasureGroupValue (GEOMETRIC_MEAN)Dispersion
Extensive Metabolisers: Ref. TreatmentAUC0-tz of BI 409306 and Its MetabolitesCD 140842120 nmol*h/LGeometric Coefficient of Variation 11
Extensive Metabolisers: Ref. TreatmentAUC0-tz of BI 409306 and Its MetabolitesCD 13896388 nmol*h/LGeometric Coefficient of Variation 26.7
Extensive Metabolisers: Ref. TreatmentAUC0-tz of BI 409306 and Its MetabolitesBI 409306546 nmol*h/LGeometric Coefficient of Variation 71.6
Extensive Metabolisers: Test TreatmentAUC0-tz of BI 409306 and Its MetabolitesCD 140842110 nmol*h/LGeometric Coefficient of Variation 12.6
Extensive Metabolisers: Test TreatmentAUC0-tz of BI 409306 and Its MetabolitesBI 409306620 nmol*h/LGeometric Coefficient of Variation 68.8
Extensive Metabolisers: Test TreatmentAUC0-tz of BI 409306 and Its MetabolitesCD 13896345 nmol*h/LGeometric Coefficient of Variation 19.4
Poor Metabolisers: Ref. TreatmentAUC0-tz of BI 409306 and Its MetabolitesBI 4093061560 nmol*h/LGeometric Coefficient of Variation 45.5
Poor Metabolisers: Ref. TreatmentAUC0-tz of BI 409306 and Its MetabolitesCD 140841810 nmol*h/LGeometric Coefficient of Variation 15.7
Poor Metabolisers: Ref. TreatmentAUC0-tz of BI 409306 and Its MetabolitesCD 13896176 nmol*h/LGeometric Coefficient of Variation 20
Poor Metabolisers: Test TreatmentAUC0-tz of BI 409306 and Its MetabolitesCD 13896163 nmol*h/LGeometric Coefficient of Variation 14.3
Poor Metabolisers: Test TreatmentAUC0-tz of BI 409306 and Its MetabolitesCD 140841890 nmol*h/LGeometric Coefficient of Variation 14.2
Poor Metabolisers: Test TreatmentAUC0-tz of BI 409306 and Its MetabolitesBI 4093061370 nmol*h/LGeometric Coefficient of Variation 39.4
Comparison: Analysis for BI 40930690% CI: [100.505, 128.427]
Comparison: Analysis for BI 40930690% CI: [77.763, 99.37]
Comparison: Analysis for CD 1389690% CI: [84.478, 93.859]
Comparison: Analysis for CD 1389690% CI: [88.278, 96.889]
Comparison: Analysis for CD 1408490% CI: [95.791, 103.583]
Comparison: Analysis for CD 1408490% CI: [98.861, 110.336]
Secondary

t1/2 of BI 409306 and Its Metabolites

Terminal half-life of the analyte in plasma (t1/2) of BI 409306 and its metabolites CD 13896 and CD 14084

Time frame: 1 hour (h) before drug administration and 10minutes (min), 20min, 30min, 45min, 1h, 1h 30min, 2h, 3h, 4h, 7h, 10h, 12h, 14h, 24h, 48h and 72h (only for test treatment) after drug administration

Population: PKS

ArmMeasureGroupValue (GEOMETRIC_MEAN)Dispersion
Extensive Metabolisers: Ref. Treatmentt1/2 of BI 409306 and Its MetabolitesBI 4093061.54 HoursGeometric Coefficient of Variation 16.9
Extensive Metabolisers: Ref. Treatmentt1/2 of BI 409306 and Its MetabolitesCD 140843.13 HoursGeometric Coefficient of Variation 22.5
Extensive Metabolisers: Ref. Treatmentt1/2 of BI 409306 and Its MetabolitesCD 138962.51 HoursGeometric Coefficient of Variation 21.4
Extensive Metabolisers: Test Treatmentt1/2 of BI 409306 and Its MetabolitesBI 4093061.73 HoursGeometric Coefficient of Variation 27.3
Extensive Metabolisers: Test Treatmentt1/2 of BI 409306 and Its MetabolitesCD 140842.62 HoursGeometric Coefficient of Variation 10.1
Extensive Metabolisers: Test Treatmentt1/2 of BI 409306 and Its MetabolitesCD 138962.16 HoursGeometric Coefficient of Variation 21.1
Poor Metabolisers: Ref. Treatmentt1/2 of BI 409306 and Its MetabolitesCD 138962.26 HoursGeometric Coefficient of Variation 20.7
Poor Metabolisers: Ref. Treatmentt1/2 of BI 409306 and Its MetabolitesBI 4093062.87 HoursGeometric Coefficient of Variation 64.1
Poor Metabolisers: Ref. Treatmentt1/2 of BI 409306 and Its MetabolitesCD 140843.21 HoursGeometric Coefficient of Variation 39.9
Poor Metabolisers: Test Treatmentt1/2 of BI 409306 and Its MetabolitesBI 4093062.01 HoursGeometric Coefficient of Variation 25.2
Poor Metabolisers: Test Treatmentt1/2 of BI 409306 and Its MetabolitesCD 140842.57 HoursGeometric Coefficient of Variation 19.7
Poor Metabolisers: Test Treatmentt1/2 of BI 409306 and Its MetabolitesCD 138962.17 HoursGeometric Coefficient of Variation 16.8
Secondary

Tmax of BI 409306 and Its Metabolites

Time from dosing to the maximum concentration of the analyte in plasma (tmax) of BI 409306 and its metabolites CD 13896 and CD 14084

Time frame: 1 hour (h) before drug administration and 10minutes (min), 20min, 30min, 45min, 1h, 1h 30min, 2h, 3h, 4h, 7h, 10h, 12h, 14h, 24h, 48h and 72h (only for test treatment) after drug administration

Population: PKS

ArmMeasureGroupValue (MEDIAN)
Extensive Metabolisers: Ref. TreatmentTmax of BI 409306 and Its MetabolitesCD 138961.13 Hours
Extensive Metabolisers: Ref. TreatmentTmax of BI 409306 and Its MetabolitesCD 140841.75 Hours
Extensive Metabolisers: Ref. TreatmentTmax of BI 409306 and Its MetabolitesBI 4093061.13 Hours
Extensive Metabolisers: Test TreatmentTmax of BI 409306 and Its MetabolitesBI 4093061.75 Hours
Extensive Metabolisers: Test TreatmentTmax of BI 409306 and Its MetabolitesCD 140842.00 Hours
Extensive Metabolisers: Test TreatmentTmax of BI 409306 and Its MetabolitesCD 138962.00 Hours
Poor Metabolisers: Ref. TreatmentTmax of BI 409306 and Its MetabolitesCD 140842.00 Hours
Poor Metabolisers: Ref. TreatmentTmax of BI 409306 and Its MetabolitesCD 138961.25 Hours
Poor Metabolisers: Ref. TreatmentTmax of BI 409306 and Its MetabolitesBI 4093061.00 Hours
Poor Metabolisers: Test TreatmentTmax of BI 409306 and Its MetabolitesCD 140842.50 Hours
Poor Metabolisers: Test TreatmentTmax of BI 409306 and Its MetabolitesCD 138962.00 Hours
Poor Metabolisers: Test TreatmentTmax of BI 409306 and Its MetabolitesBI 4093062.00 Hours

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026