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Completed

NCT Number: NCT02262793

Relative Bioavailability of Telmisartan and Dipyridamole After Co-administration Compared to the Bioavailability of Telmisartan or Dipyridamole Alone in Healthy Female and Male Subjects

To investigate the relative bioavailability of telmisartan respectively of dipyridamole after concomitant administration of 80 mg telmisartan in Micardis® and 25 mg acetylsalicylic acid (ASA)/200 mg extended release (ER) dipyridamole (DP) in Aggrenox® (Test 1) relative to ER-DP in Aggrenox® alone (Reference 1), respectively relative to telmisartan in Micardis® alone (Reference 2).

To investigate the relative bioavailability of dipyridamole respectively of telmisartan administered as 25 mg ASA/200 mg ER-DP 30 minutes after intake of 80 mg telmisartan (Test 2) relative to dipyridamole in Aggrenox® alone (Reference 1), respectively relative to telmisartan in Micardis® alone (Reference 2).

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Key information

Conditions

Age range

21 year–65 year

Sex eligibility

All sexes

Study type

Interventional

Phase

Phase 1

Who can participate

Healthy volunteers accepted: Yes

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

Inclusion criteria

  • Healthy females and males according to the following criteria:

Based upon a complete medical history, including the physical examination, vital signs (BP, HR), 12-lead ECG, clinical laboratory tests

  • No finding deviating from normal and of clinical relevance
  • No evidence of a clinically relevant concomitant disease
  • Age ≥21 and Age ≤65 years
  • BMI ≥18.5 and BMI ≤29.9 kg/m2 (Body Mass Index)
  • Signed and dated written informed consent prior to admission to the study in accordance with Good Clinical Practice (GCP) and the local legislation

Exclusion criteria

  • Gastrointestinal, hepatic, renal, respiratory, cardiovascular, metabolic, immunological or hormonal disorders
  • Surgery of gastrointestinal tract (except appendectomy)
  • Diseases of the central nervous system (such as epilepsy) or psychiatric disorders or neurological disorders
  • History of relevant orthostatic hypotension, fainting spells or blackouts.
  • Chronic or relevant acute infections
  • History of allergy/hypersensitivity (including drug allergy) which is deemed relevant to the trial as judged by the investigator
  • Intake of drugs with a long half-life (>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 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/day or 3 cigars/day or 3 pipes/day)
  • Inability to refrain from smoking on trial days
  • Alcohol abuse (more than 60 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 study centre
  • History of hereditary fructose intolerance
  • History of any familial bleeding disorder
  • Veins unsuited for i.v. puncture on either arm (e.g. veins which are difficult to locate, access or puncture, veins with a tendency to rupture during or after puncture, etc.)
  • Inability to comply with the investigators instructions

For female subjects:

  • Pregnancy
  • Positive pregnancy test
  • No adequate contraception e.g. oral contraceptives, sterilization, intrauterine device (IUD)
  • Inability to maintain this adequate contraception during the whole study period
  • Lactation period

Treatment and study plan

Telmisartan

Drug

ASA/ER-DP

Drug

Primary outcomes

  1. AUC0-∞ (area under the concentration time curve in plasma from 0 extrapolated to infinity)

    Time frame: up to 72 hours following drug administration

  2. Cmax (maximum concentration in plasma)

    Time frame: up to 72 hours following drug administration

Secondary outcomes

  1. AUC0-tz (area under the concentration-time curve in plasma over the time interval from 0 to the time of the last quantifiable data point)

    Time frame: up to 72 hours following drug administration

  2. AUCt1-t2 (Area under the concentration time curve in plasma over the time interval t1 to t2)

    Time frame: up to 72 hours following drug administration

  3. tmax (time from dosing to the maximum concentration of the analytes in plasma)

    Time frame: up to 72 hours following drug administration

  4. λz (terminal rate constant in plasma)

    Time frame: up to 72 hours following drug administration

  5. t1/2 (terminal half-life of the analytes in plasma)

    Time frame: up to 72 hours following drug administration

  6. MRTpo (mean residence time of the analyte in the body after p.o. administration)

    Time frame: up to 72 hours following drug administration

  7. CL/F (apparent clearance of the analytes in the plasma after extravascular administration)

    Time frame: up to 72 hours following drug administration

  8. Vz/F (apparent volume of distribution during the terminal phase λz following an extravascular dose)

    Time frame: up to 72 hours following drug administration

  9. Number of subjects with adverse events

    Time frame: up to 8 days after last drug administration

  10. Number of subjects with clinically significant findings in vital signs

    Time frame: up to 8 days after last drug administration

    blood pressure, heart rate

  11. Number of subjects with clinically significant findings in 12 lead ECG

    Time frame: up to 8 days after last drug administration

  12. Number of subjects with clinically significant findings in laboratory tests

    Time frame: up to 8 days after last drug administration

  13. Assessment of tolerability by the investigator on a 4-point scale

    Time frame: up to 8 days after last drug administration

Sponsors and collaborators

Lead sponsor

Boehringer Ingelheim

Industry

Registry information

Official study title

Relative Bioavailability of Telmisartan in Micardis® and of Dipyridamole in Aggrenox® After Co-administration Compared to the Bioavailability of Telmisartan Respectively of Dipyridamole After Oral Administration of 80 mg Telmisartan Respectively of 25 mg ASA/200 mg Extended-release Dipyridamole Alone. An Open-label, Randomised, Single-dose, Four-way Crossover Study in 24 Healthy Female and Male Subjects

Important dates

Study start
2004
Primary completion
2004
First posted
Oct 13, 2014
Registry last updated
Oct 13, 2014

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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