CClinicalTrials.gg
CompletedNCT01276327Updated Jun 9, 2014Results posted

Bioequivalence of a Fixed Dose Combination Tablet Linagliptin/Pioglitazone Compared With Its Mono-components

A Phase 1 interventional study of Linagliptin + Pioglitazone and Linagliptin + Pioglitazone in Healthy, sponsored by Boehringer Ingelheim. Completed at 1 site in Germany. Open to participants aged 18 Years to 55 Years, including healthy volunteers. Per ClinicalTrials.gov, last updated 2014-06-09.

Sponsored by Boehringer Ingelheim · Phase 1, Interventional, and Treatment

Phase
Phase 1
Study type
Interventional
Enrollment
64
Allocation
Randomized
Ages
18 Years to 55 Years
Sex
All
01

Study summary

The objective of the current study is to establish the bioequivalence of linagliptin/ pioglitazone fixed dose combination tablet compared to single tablets of linagliptin and pioglitazone administered together.

02

Conditions studied

  • Healthy
03

In context

Lead sponsor

Boehringer Ingelheim is the lead sponsor of 2,245 studies on the registry; 58 are open to participants now.

Of its 162 completed or terminated interventional studies of FDA-regulated products, 116 (72%) have results posted.

Counted across the registry records on this site, refreshed daily.

04

Who can participate

Ages eligible
18 Years to 55 Years
Sexes eligible
All
Accepts healthy volunteers
Yes

Inclusion criteria

Healthy male and female subjects

Exclusion criteria

Exclusion criteria:

Any relevant deviation from healthy conditions

05

Study design

Phase
Phase 1
Primary purpose
Treatment
Allocation
Randomized
Intervention model
Crossover assignment
Masking
None (open label)
Enrollment
64 participants (actual)

Study arms

  • Experimental
    1 Linagliptin/Pioglitazone (Test)

    Fixed-Dose-Combination-Tablet, oral administration with 240 mL water

    Drug: Linagliptin/Pioglitazone

  • Experimental
    2 Linagliptin + Pioglitazone (Ref)

    Tablets, oral administration with 240 mL water for each treatment

    Drug: Linagliptin + Pioglitazone

  • Experimental
    3 Linagliptin/Pioglitazone (Test)

    Fixed-Dose-Combination-Tablet, oral administration with 240 mL water

    Drug: Linagliptin/Pioglitazone

  • Experimental
    4 Linagliptin + Pioglitazone (Ref)

    Tablets, oral administration with 240 mL water for each treatment

    Drug: Linagliptin + Pioglitazone

Interventions

  • DrugLinagliptin + Pioglitazone

    Medium doses, oral administration

  • DrugLinagliptin + Pioglitazone

    Medium doses, oral administration

  • DrugLinagliptin/Pioglitazone

    Medium dose oral administration

  • DrugLinagliptin/Pioglitazone

    Medium dose oral administration

06

What researchers measure

Primary outcomes

  1. AUC0-72 of Linagliptin

    Area under the concentration-time curve of the analyte in plasma over the time interval from 0 to 72 hours

    Time frame: 0-72 hours (measurements at baseline, 0.33, 0.67, 1, 1.5, 2, 3, 4, 6, 8, 11, 12, 24, 48 and 72 hours)

  2. Cmax of Linagliptin

    Maximum measured concentration of the analyte in plasma was measured. Adjusted by-treatment geometric mean and CV were reported.

    Time frame: 0-72 hours (measurements at baseline, 0.33, 0.67, 1, 1.5, 2, 3, 4, 6, 8, 11, 12, 24, 48 and 72 hours)

  3. AUC0-tz of Pioglitazone

    Area under the concentration-time curve of the analyte in plasma over the time interval from 0 to the time of the last quantifiable data point

    Time frame: 0-72 hours (measurements at baseline, 0.33, 0.67, 1, 1.5, 2, 3, 4, 6, 8, 11, 12, 24, 48 and 72 hours)

  4. Cmax of Pioglitazone

    Maximum concentration of the analyte in plasma was measured. Adjusted by-treatment geometric mean and CV were calculated.

    Time frame: 0-72 hours (measurements at baseline, 0.33, 0.67, 1, 1.5, 2, 3, 4, 6, 8, 11, 12, 24, 48 and 72 hours)

Secondary outcomes

  1. AUC0-tz for Linagliptin

    Area under the concentration-time curve of the analyte in plasma over the time interval from 0 to the time of the last quantifiable data point for Linagliptin

    Time frame: 0-72 hours (measurements at baseline, 0.33, 0.67, 1, 1.5, 2, 3, 4, 6, 8, 11, 12, 24, 48 and 72 hours)

  2. AUC0-∞ of Linagliptin

    Area under the concentration-time curve of the analyte in plasma over the time interval from 0 hours extrapolated to infinity (inf) for linagliptin

    Time frame: 0-72 hours (measurements at baseline, 0.33, 0.67, 1, 1.5, 2, 3, 4, 6, 8, 11, 12, 24, 48 and 72 hours)

  3. AUC0-∞ of Pioglitazone

    Area under the concentration-time curve of the analyte in plasma over the time interval from 0 hours extrapolated to inf for pioglitazone

    Time frame: 0-72 hours (measurements at baseline, 0.33, 0.67, 1, 1.5, 2, 3, 4, 6, 8, 11, 12, 24, 48 and 72 hours)

  4. Tmax for Linagliptin

    Time from dosing to the maximum measured concentration of the analyte in plasma for Linagliptin

    Time frame: 0-72 hours (measurements at baseline, 0.33, 0.67, 1, 1.5, 2, 3, 4, 6, 8, 11, 12, 24, 48 and 72 hours)

  5. Tmax for Pioglitazone

    Time from dosing to the maximum measured concentration of the analyte in plasma for pioglitazone

    Time frame: 0-72 hours (measurements at baseline, 0.33, 0.67, 1, 1.5, 2, 3, 4, 6, 8, 11, 12, 24, 48 and 72 hours)

07

Results

Posted Apr 17, 2014

Participant flow

Participant flow — Overall Study
MilestoneSequence TRTRSequence RTRT
Started3232
Completed3029
Not completed23
Withdrew: Adverse event13
Withdrew: Withdrawal by subject10

Outcome measures

PrimaryAUC0-72 of Linagliptin

Area under the concentration-time curve of the analyte in plasma over the time interval from 0 to 72 hours

Time frame:
0-72 hours (measurements at baseline, 0.33, 0.67, 1, 1.5, 2, 3, 4, 6, 8, 11, 12, 24, 48 and 72 hours)
Reported as:
Geometric mean · nmol*h/L
AUC0-72 of Linagliptin
nmol*h/LFDC L5P30 (Test)L5+P30 (Ref)
AUC0-72 of Linagliptin278 ± 20.6279 ± 20.6
Statistical analysis
  • FDC L5P30 (Test) vs L5+P30 (Ref) · Unscaled average Bioequivalence · Adjusted gmean ratio (test/ref) (%): 99.92 · 90% CI 97.11 to 102.81Geometric standard error of mean was calculated.
PrimaryCmax of Linagliptin

Maximum measured concentration of the analyte in plasma was measured. Adjusted by-treatment geometric mean and CV were reported.

Time frame:
0-72 hours (measurements at baseline, 0.33, 0.67, 1, 1.5, 2, 3, 4, 6, 8, 11, 12, 24, 48 and 72 hours)
Reported as:
Geometric mean · nmol/L
Cmax of Linagliptin
nmol/LFDC L5P30 (Test)L5+P30 (Ref)
Cmax of Linagliptin8.65 ± 33.39.09 ± 31.2
Statistical analysis
  • FDC L5P30 (Test) vs L5+P30 (Ref) · Unscaled average Bioequivalence · Adjusted gmean ratio (test/ref) (%): 94.17 · 90% CI 89.08 to 99.55Geometric Standard error of mean was calculated.
PrimaryAUC0-tz of Pioglitazone

Area under the concentration-time curve of the analyte in plasma over the time interval from 0 to the time of the last quantifiable data point

Time frame:
0-72 hours (measurements at baseline, 0.33, 0.67, 1, 1.5, 2, 3, 4, 6, 8, 11, 12, 24, 48 and 72 hours)
Reported as:
Geometric mean · ng*h/mL
AUC0-tz of Pioglitazone
ng*h/mLFDC L5P30 (Test)L5+P30 (Ref)
AUC0-tz of Pioglitazone6370 ± 49.38100 ± 41.2
Statistical analysis
  • FDC L5P30 (Test) vs L5+P30 (Ref) · Scaled average bioequivalence (SABE) · Adjusted gmean ratio (test/ref) (%): 79.99 · 90% CI 74.65 to 85.72Geometric Standard error of mean was calculated.
PrimaryCmax of Pioglitazone

Maximum concentration of the analyte in plasma was measured. Adjusted by-treatment geometric mean and CV were calculated.

Time frame:
0-72 hours (measurements at baseline, 0.33, 0.67, 1, 1.5, 2, 3, 4, 6, 8, 11, 12, 24, 48 and 72 hours)
Reported as:
Geometric mean · ng/mL
Cmax of Pioglitazone
ng/mLFDC L5P30 (Test)L5+P30 (Ref)
Cmax of Pioglitazone806 ± 58.5843 ± 42.7
Statistical analysis
  • FDC L5P30 (Test) vs L5+P30 (Ref) · Scaled average bioequivalence (SABE) · Adjusted gmean ratio (test/ref) (%): 97.31 · 90% CI 88.90 to 106.51Geometric standard error of mean was calculated.
SecondaryAUC0-tz for Linagliptin

Area under the concentration-time curve of the analyte in plasma over the time interval from 0 to the time of the last quantifiable data point for Linagliptin

Time frame:
0-72 hours (measurements at baseline, 0.33, 0.67, 1, 1.5, 2, 3, 4, 6, 8, 11, 12, 24, 48 and 72 hours)
Reported as:
Geometric mean · nmol*h/L
AUC0-tz for Linagliptin
nmol*h/LFDC L5P30 (Test)L5+P30 (Ref)
AUC0-tz for Linagliptin278 ± 20.6279 ± 20.6
Statistical analysis
  • FDC L5P30 (Test) vs L5+P30 (Ref) · Unscaled average bioequivalence · Adjusted gmean ratio (test/ref) (%): 99.92 · 90% CI 97.10 to 102.81Geometric Standard error of mean was calculated.
SecondaryAUC0-∞ of Linagliptin

Area under the concentration-time curve of the analyte in plasma over the time interval from 0 hours extrapolated to infinity (inf) for linagliptin

Time frame:
0-72 hours (measurements at baseline, 0.33, 0.67, 1, 1.5, 2, 3, 4, 6, 8, 11, 12, 24, 48 and 72 hours)
Reported as:
Geometric mean · nmol*h/L
AUC0-∞ of Linagliptin
nmol*h/LFDC L5P30 (Test)L5+P30 (Ref)
AUC0-∞ of Linagliptin455 ± 27.4447 ± 24.5
Statistical analysis
  • FDC L5P30 (Test) vs L5+P30 (Ref) · Unscaled average bioequivalence · Adjusted gmean ratio (test/ref) (%): 101.85 · 90% CI 98.18 to 105.67Geometric standard error of mean was calculated.
SecondaryAUC0-∞ of Pioglitazone

Area under the concentration-time curve of the analyte in plasma over the time interval from 0 hours extrapolated to inf for pioglitazone

Time frame:
0-72 hours (measurements at baseline, 0.33, 0.67, 1, 1.5, 2, 3, 4, 6, 8, 11, 12, 24, 48 and 72 hours)
Reported as:
Geometric mean · ng*h/mL
AUC0-∞ of Pioglitazone
ng*h/mLFDC L5P30 (Test)L5+P30 (Ref)
AUC0-∞ of Pioglitazone6580 ± 47.58300 ± 40.4
Statistical analysis
  • FDC L5P30 (Test) vs L5+P30 (Ref) · Scaled average bioequivalence (SABE) · Adjusted gmean ratio (test/ref) (%): 80.79 · 90% CI 75.60 to 86.34Geometric standard error of mean was calculated.
SecondaryTmax for Linagliptin

Time from dosing to the maximum measured concentration of the analyte in plasma for Linagliptin

Time frame:
0-72 hours (measurements at baseline, 0.33, 0.67, 1, 1.5, 2, 3, 4, 6, 8, 11, 12, 24, 48 and 72 hours)
Reported as:
Median · hours
Tmax for Linagliptin
hoursFDC L5P30 (Test)L5+P30 (Ref)
Tmax for Linagliptin1.73 (0.667 to 6.93)1.50 (0.577 to 6.93)
SecondaryTmax for Pioglitazone

Time from dosing to the maximum measured concentration of the analyte in plasma for pioglitazone

Time frame:
0-72 hours (measurements at baseline, 0.33, 0.67, 1, 1.5, 2, 3, 4, 6, 8, 11, 12, 24, 48 and 72 hours)
Reported as:
Median · hours
Tmax for Pioglitazone
hoursFDC L5P30 (Test)L5+P30 (Ref)
Tmax for Pioglitazone1.00 (0.667 to 5.66)1.50 (0.650 to 4.90)

Adverse events

Collected over 4 days treatment period (one day for every single dose), 35 days washout between drug administrations. Non-serious events are listed at a 5% frequency threshold.

Adverse event summary by group
GroupDeathsSeriousOther
FDC L5P30 (Test)—0/62 (0%)13/62 (21%)
L5+P30 (Ref)—1/63 (1.6%)7/63 (11.1%)
Most frequent serious events
Most frequent serious events
EventFDC L5P30 (Test)L5+P30 (Ref)
Gastrointestinal painGastrointestinal disorders0/621/63
Most frequent other events
Most frequent other events
EventFDC L5P30 (Test)L5+P30 (Ref)
HeadacheNervous system disorders9/625/63
NasopharyngitisInfections and infestations5/623/63

Baseline characteristics

TS - The treated set included all subjects who were dispensed study medication and were documented to have taken at least one dose of study drug.

Age, Continuous
Age, Continuous(years)Sequence TRTRSequence RTRTTotal
Mean37.8 ± 8.838.0 ± 9.337.9 ± 9.0
Sex: Female, Male
Sex: Female, Male(Participants)Sequence TRTRSequence RTRTTotal
Female131326
Male191938
08

Study locations

1 site
  • 1264.14.1 Boehringer Ingelheim Investigational Site
    Biberach, Germany
09

Updates

Tracking since Sep 25, 2026
No changes since tracking began. The registry record was last updated on Jun 9, 2014, before this site started recording changes on Sep 25, 2026. Its history is on ClinicalTrials.gov ↗
10

Registry details

Key details

Study ID
NCT01276327
Lead sponsor
Boehringer Ingelheim
Responsible party
Sponsor
First posted
Jan 13, 2011
Start date
Jan 2011
Primary completion
May 2011
Results posted
Apr 17, 2014
Last update
Jun 9, 2014

Study contacts

Boehringer Ingelheim
study chair · Boehringer Ingelheim
View the source record on ClinicalTrials.gov ↗

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