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HealthyPhase 1NCT02253875

Study to Determine the Effects of Multiple-dose Omeprazole on the Single-dose Pharmacokinetics of Tipranavir (TPV) Coadministered With Ritonavir (RTV) in Healthy Adult Volunteers

A Phase 1 study testing Tipranavir (TPV), Ritonavir and Omeprazole in people with Healthy, run by Boehringer Ingelheim.

Completed

Finished. The study has ended and is not enrolling. Results may be posted on the official record.

Official record
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Trial summary

Study to determine the effects of multiple-dose omeprazole on the single-dose pharmacokinetics of tipranavir and ritonavir Read more about this study

Who is it for?
Ages 18 to 60 yearsHealthy volunteers can take part
Conditions the study is for
Healthy
What is being tested?
Tipranavir (TPV), Ritonavir and Omeprazole
Could I receive a placebo?
No, everyone receives an active treatment
How many people
15 participants
Where
No sites listed yet
Study dates
Nov 2005to Feb 2006
Phase
Phase 1
Are there results?
None posted in the registry

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 18 to 60 years
  • All sexes
  • Healthy volunteers accepted
  • Adult

Who may be able to join

  • Male and female healthy volunteers between 18 and 60 years of age inclusive
  • Clinically normal medical history
  • Clinically normal findings on physical examination
  • Clinically normal laboratory values
  • Body Mass Index (BMI) between 18.5 and 30 kg/m2 inclusive
  • Ability to swallow large capsules without difficulty
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  • Capable of comprehending and communicating effectively with the investigator and site staff
  • Signed and dated written informed consent form, in accordance with Ethics Committee and regulatory guidelines prior to trial participation
  • Willingness to abstain from ingesting substances which may alter plasma drug levels by interactions with the cytochrome P450 system during the 14 days of the study
  • Willingness to abstain from alcohol for 48 hours prior to Visit 2 and for the duration of the study
  • Willingness to abstain from ingesting grapefruit and grapefruit juice for 7 days before Visit 2 and for the duration of the study
  • Negative pregnancy test (β-hCG)
  • Negative HIV serology
  • Negative hepatitis serology

Who cannot join

  • Any clinically significant disease (a significant disease is defined as a disease, which in the opinion of the investigator may either put the subject at risk because of participation in the study, or a disease which may influence the results of the study or the subject's ability to participate in the study)
  • Clinically significant abnormal baseline hematology, blood chemistry or urinalysis findings normal at Visit 2
  • Serum Alanine Aminotransferase (ALT), Aspartate Aminotransferase (AST), cholesterol, triglyceride or glucose greater than the upper limit of normal at Visit 2
  • Treatment with any investigational drug within 90 days prior to the first dose of study medication
  • Inability to adhere to the requirements of the protocol as assessed by the investigator
  • Prior TPV use
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  • Subjects who are taking or have taken medications metabolized through the Cytochrome P-450 (CYP450) enzyme system within 30 days prior to Visit 2
  • Subject with a seated systolic blood pressure either <100 mmHg or >150 mmHg; resting heart rate either <50 beats/min or >100 beats/min
  • Subject with a history of any illness or allergy that in the investigator opinion might confound the results of the study, or pose additional risk to the subject with the administering of TPV/r or omeprazole
  • Subject who have had an acute illness within 14 days prior to Visit 2
  • Subject who are currently taking or have taken over-the-counter medications in the 14 days prior to Visit 2, or subjects who are currently taking any prescription medication
  • Known hypersensitivity to TPV, RTV, omeprazole or antiretroviral drugs (marketed or experimental use as part of clinical research studies)
  • Female subjects who are of reproductive potential and who are:
  • Pregnant or breast-feeding
  • Have a positive serum β-hCG (pregnancy test) at screening visit (Visit 1)
  • Have not been using a barrier contraceptive method for at least 60 days prior to Study Day 1
  • Are not willing to use a reliable method of double-barrier contraception during the trial and for 30 days after completion or termination of the trial

About this study

Official title: A Single-centre, Open-label Study in Healthy Adult Volunteers to Determine the Effects of Multiple-dose Omeprazole (ANTRA® 40 mg qd) on the Single-dose Pharmacokinetics of Tipranavir 500 mg Coadministered With Ritonavir 200 mg

Study to determine the effects of multiple-dose omeprazole on the single-dose pharmacokinetics of tipranavir and ritonavir

Conditions
Healthy
Being tested
Tipranavir (TPV), Ritonavir, Omeprazole

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • Tipranavir (TPV)Drug

    Also called (Aptivus ®)

  • RitonavirDrug

    Also called (Norvir-SEC®)

  • OmeprazoleDrug

    Also called (Antra®)

Study groups in NCT02253875
Study groupRoleWhat they receive
TPV + RTV + OmeprazoleExperimentalNot described
Receives: Drug: Tipranavir (TPV); Drug: Ritonavir; Drug: Omeprazole

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. Cmax (Maximum plasma concentration of Tipranavir in plasma)

    Measured: up to 72 hours after drug administration

  2. AUC0-72h (Area Under Plasma Concentration-time curve of Tipranavir from 0-72 hr)

    Measured: up to 72 hours after drug administration

Secondary outcomes (9)
  1. Cmax (Maximum plasma concentration of Ritonavir in plasma)

    Measured: up to 72 hours after drug administration

  2. AUC0-72h (Area Under Plasma Concentration-time curve of Ritonavir from 0-72 hr)

    Measured: up to 72 hours after drug administration

  3. AUC0-∞ (Area Under Plasma Concentration-time curve from 0 to infinity)

    Measured: up to 72 hours after drug administration

  4. MRT (Mean residence time)

    Measured: up to 72 hours after drug administration

  5. t1/2 (apparent terminal halflife)

    Measured: up to 72 hours after drug administration

  6. Tmax (Time to maximum concentration of the analyte in plasma)

    Measured: up to 72 hours after drug administration

  7. CL/F (Oral clearance)

    Measured: up to 72 hours after drug administration

  8. Vz/F (Apparent volume of distribution during the terminal elimination phase divided by the bioavailability factor)

    Measured: up to 72 hours after drug administration

  9. Number of subjects with adverse events

    Measured: up to 24 days

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted1 Oct 2014 (estimated)
  2. Study startNov 2005
  3. Primary completionFeb 2006

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Interventional
Phase
Phase 1
Primary purpose
Treatment
Allocation
Not applicable
Intervention model
Single group
Masking
None (open label)
Enrolment
15 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT02253875
Sponsor's protocol ID
1182.84
Status last verified
Sep 2014
First submitted
30 Sep 2014
Last updated
1 Oct 2014
Results posted
No

Questions about this trial

What is this clinical trial studying?

A Phase 1 study testing Tipranavir (TPV), Ritonavir and Omeprazole in people with Healthy, run by Boehringer Ingelheim.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 14 inclusion and 17 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: finished, as of the sponsor's last update on 1 Oct 2014. Status can change between updates, so confirm with the study contact before making plans.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

What does this phase mean?

Phase 1 studies test a treatment in a small group of people for the first time or in a new way, mainly to check safety and find the right dose.

Not every study follows the same path, and some studies (observational studies, device studies) have no phase.

Are results available for this study?

The study is completed, but results are not available in the source record. That does not mean the treatment did or did not work.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

Cmax (Maximum plasma concentration of Tipranavir in plasma) (time frame: up to 72 hours after drug administration). The study lists 2 primary outcomes in all. It is what the study was designed to measure, not a finding.

Where can I read the original study information?
Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 1 Oct 2014.

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