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Drug-drug Interaction Between Digoxin, Furosemide, Metformin, and Rosuvastatin

Relative Bioavailability of a Single Oral Dose of Digoxin, Furosemide, Metformin, and Rosuvastatin Given Alone and All Together as a Cocktail, and Investigation of the Effect of Increased Doses of Metformin or Furosemide on Relative Bioavailability of the Other Cocktail Compounds in Healthy Male Subjects

Status
Completed
Phases
Phase 1
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT02231931
Enrollment
24
Registered
2014-09-04
Start date
2014-09-01
Completion date
2015-01-01
Last updated
2023-10-24

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

Conditions

Healthy

Brief summary

To investigate the mutual interaction potential of digoxin, furosemide, metformin, and rosuvastatin when given alone or together as a cocktail, and to investigate the effect of high doses of metformin or furosemide on pharmacokinetics of the other cocktail compounds

Interventions

DRUGDigoxin

single dose, fasted

DRUGRosuvastatin

single dose, fasted

DRUGDigoxin, Furosemide, Metformin hydrochloride, Rosuvastatin

fasted

DRUGMetformin hydrochloride

single dose, fasted

DRUGFurosemide

single dose, fasted

Sponsors

Boehringer Ingelheim
Lead SponsorINDUSTRY

Study design

Allocation
RANDOMIZED
Intervention model
CROSSOVER
Primary purpose
TREATMENT
Masking
NONE

Eligibility

Sex/Gender
MALE
Age
18 Years to 50 Years
Healthy volunteers
Yes

Inclusion criteria

1. Healthy male subjects according to the investigator´s assessment, based on a complete medical history including a physical examination, vital signs (Blood Pressure, Pulse Rate), 12-lead Electrocardiogram, and clinical laboratory tests 2. Age of 18 to 50 years (incl.) 3. Body Mass Index of 18.5 to 29.9 kg/m2 (incl.) 4. Signed and dated written informed consent prior to admission to the study in accordance with Good Clinical Practice (GCP) and local legislation

Exclusion criteria

1. Any finding in the medical examination (including Blood Pressure, Pulse Rate, or Electrocardiogram) is deviating from normal and judged as clinically relevant by the investigator 2. Repeated measurement of systolic blood pressure outside the range of 90 to 140 mmHg, diastolic blood pressure outside the range of 50 to 90 mmHg, or pulse rate outside the range of 50 to 90 bpm 3. Any laboratory value outside the reference range that the investigator considers to be of clinical relevance 4. Any evidence of a concomitant disease judged as clinically relevant by the investigator 5. Gastrointestinal, hepatic, renal, respiratory, cardiovascular, metabolic, immunological, or hormonal disorders 6. Surgery of the gastrointestinal tract that could interfere with kinetics of the trial medication (except appendectomy and simple hernia repair) 7. Diseases of the central nervous system (including but not limited to any kind of seizures or stroke), and other relevant neurological or psychiatric disorders

Design outcomes

Primary

MeasureTime frame
Digoxin, Metformin, Rosuvastatin: AUC0-tz (area under the concentration-time curve of the analyte in plasma over the time interval from 0 to the last quantifiable data point)up to 96 hours
Furosemide: AUC0-tz (area under the concentration-time curve of the analyte in plasma over the time interval from 0 to the last quantifiable data point)up to 36 hours
Furosemide: Cmax (maximum measured concentration of the analyte in plasma)up to 36 hours
Digoxin, Metformin, Rosuvastatin: Cmax (maximum measured concentration of the analyte in plasma)up to 96 hours

Secondary

MeasureTime frame
Furosemide: AUC0-inf (area under the concentration-time curve of the analyte in plasma over the time interval from 0 extrapolated to infinity)up to 36 hours
Digoxin, Metformin, Rosuvastatin: AUC0-inf (area under the concentration-time curve of the analyte in plasma over the time interval from 0 extrapolated to infinity)up to 96 hours

Countries

Germany

Outcome results

None listed

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