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Pharmacokinetics of MDV3100Phase 1NCT01901133

Hepatic Impairment Study With MDV3100 in Subjects With Mild and Moderate Hepatic Impairment Compared to a Healthy Control Group

A Phase 1 study testing MDV3100 in people with Pharmacokinetics of MDV3100 and Healthy Subjects, run by Astellas Pharma Europe B.V. at 1 site in Moldova.

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

This study will assess the influence of hepatic impairment on the pharmacokinetics, safety and tolerability of a single dose of MDV3100 in male subjects. The study will consist of two treatment arms. Read more about this study

Who is it for?
Ages 18 to 69 years, men onlyHealthy volunteers can take part
What is being tested?
MDV3100
Type of treatment
Pill or oral medicine
Could I receive a placebo?
No, everyone receives an active treatment
How many people
33 participants
Where
1 siteMoldova
Study dates
Oct 2011to Jan 2012
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 69 years
  • Men only
  • Healthy volunteers accepted
  • Adult, Older adult

Who may be able to join

  • All subjects must meet all of the following inclusion criteria:
  • Subject must be non-fertile, i.e., surgically sterilized or must practice an adequate contraceptive method to prevent pregnancies
  • Body Mass Index (BMI) of at least 18.5 and no greater than 34.0 kg/m2.
  • Subjects with mild or moderate hepatic impairment must also meet the following inclusion criteria:
  • Child-Pugh classification Class A (mild, 5 or 6 points) or Class B (moderate, 7 to 9 points) liver function impairment.

Who cannot join

  • All subjects must not have any of the following characteristics:
  • Known or suspected hypersensitivity to MDV3100 or any components of the formulation used.
  • History of seizure or any condition that may predispose to seizure. Also history of loss of consciousness or transient ischemic attack within 12 months of enrollment (Day 1 visit).
  • Any clinically significant history of asthma, eczema, any other allergic condition or previous severe hypersensitivity to any drug (excluding non-active hay fever).
  • Abnormal pulse and/or blood pressure (BP) measurements at the pre-study visit as follows: Pulse <40 or >90 bpm; mean systolic BP >160 mmHg; mean diastolic BP >100 mmHg (BP measurements taken in triplicate after subject has been resting in supine position for 5 min; pulse will be measured
  • A QTcF interval of >450 ms after repeated measurements (consistently after duplicate measurements), a history of unexplained syncope, cardiac arrest, unexplained cardiac arrhythmias or torsades de pointes, structural heart disease, or a family history of Long QT Syndrome (LQTS).
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  • Significant renal dysfunction (creatinine clearance below 60 mL/min, estimated according to the method of modification of diet in renal disease (MDRD) formula).
  • Regular use of any inducer of metabolism (e.g. barbiturates, rifampin) in the 3 months prior to admission to the Clinical Unit.
  • Participation in any clinical study within 3 months or participation in more than 3 clinical studies within 12 months, prior to the expected date of enrolment into the study, provided that the clinical study did not entail a biological compound with a long terminal half life.
  • For subjects with normal hepatic function:
  • Regular use of any prescribed or OTC (over-the-counter) drugs, which includes vitamins, natural and herbal remedies (e.g. St John's wort) and food supplements in the 4 weeks prior to admission to the Clinical Unit and use of any drugs in the 2 weeks prior to admission to the Clinical Unit, except for occasional use of paracetamol (up to 3 g/day).
  • Positive serology test for HBsAg, anti HAV (IgM), anti-HCV, anti-HIV-1 or anti-HIV-2.
  • For subjects with mild or moderate hepatic impairment:
  • Fluctuating or rapidly deteriorating hepatic function, as indicated by strongly varying or worsening of clinical and/or laboratory signs of hepatic impairment within the screening period. (e.g. advanced ascites, infection of ascites, fever, active gastrointestinal bleeding).
  • Change in dose regimen of medically required medication within the last two weeks before pre-study examination (allowed co-medication in patients), and/or the use of unallowed co-medication in the 3 weeks prior to admission to the clinical unit (not allowed: any known hepatic enzyme altering agents or compounds known to restrict metabolism).
  • Presence of a hepatocellular carcinoma, or an acute liver disease caused by an infection or drug toxicity.
  • Severe portal hypertension or surgical porto-systemic shunts, including TIPSS (Transjugular intrahepatic portosystemic shunt).
  • Biliary obstruction or other cause of hepatic impairment not related to parenchymal disorder and/or disease of the liver.
  • Signs of significant hepatic encephalopathy (Hepatic encephalopathy score >2).
  • Severe ascites and/or pleural effusion
  • Esophageal variceal bleeding in the medical history.
  • Thrombocyte level below 40x109/L and /or hemoglobin below 90 g/L.
  • Previous liver transplantation.
  • Positive serology test for, anti HAV (IgM), anti-HIV-1 or anti-HIV-2.

Trial locations and contacts

1 site in 1 country.

Moldova1 site
  • Arensia

    Chisinau

Other trials in Moldova

About this study

Official title: A Phase I, Non-randomized, Open-label, Single-dose Study to Investigate the Pharmacokinetics, Safety and Tolerability of MDV3100 in Male Subjects With Mild or Moderate Hepatic Impairment and Normal Hepatic Function

This study will assess the influence of hepatic impairment on the pharmacokinetics, safety and tolerability of a single dose of MDV3100 in male subjects.

The study will consist of two treatment arms. Arm A will assess the influence of mild hepatic impairment, and Arm B will assess the influence of moderate hepatic impairment. Data obtained from subjects with hepatic impairment will be compared to data from Body Mass Index (BMI) and age-matched subjects with normal hepatic function.

Being tested
MDV3100
Keywords
Phase 1, MDV3100, Hepatic Impairment, Kidney Diseases, Xtandi, enzalutamide
Medical subject headings
Kidney Diseases

What participants receive

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

  • MDV3100Drug

    Also called Xtandi, enzalutamide

    Oral

Study groups in NCT01901133
Study groupRoleWhat they receive
A: Mild hepatic impairment subjects + controlExperimentalNot described
Receives: Drug: MDV3100
B: Moderate hepatic impairment subjects + controlExperimentalNot described
Receives: Drug: MDV3100

What is being measured

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

  1. Assessment of pharmacokinetics measured by AUC0-inf following single dose of MDV3100

    Area under the plasma concentration - time curve extrapolated to infinity (AUC0-inf) in subjects with mild and moderate hepatic impairment to matched control subjects with normal hepatic function.

    Measured: Day 1 through Day 50 (25 times)

  2. Assessment of pharmacokinetics measured by Cmax following single dose of MDV3100

    Maximum concentration (observed) (Cmax) in subjects with mild and moderate hepatic impairment to matched control subjects with normal hepatic function.

    Measured: Day 1 through Day 50 (25 times)

Secondary outcomes (2)
  1. Composite of pharmacokinetics following single dose of MDV3100

    Measured by Time to attain Cmax (tmax), AUC up to last quantifiable concentration (AUC0-last), Apparent terminal elimination half life (t1/2), Apparent volume of distribution during the terminal phase after extra vascular dosing (Vz/F), Apparent total body clearance after extra vascular dosing (CL/F), Cmax, t1/2, AUC0-inf, Unbound maximum concentration (observed) (Cmax,u), Unbound AUC extrapolated to infinity (AUC0-inf,u), Unbound apparent total body clearance after extra vascular dosing (CLu/F), Unbound apparent volume of distribution during the terminal phase after extra vascular dosing (Vz,u/F), Fraction unbound (fu).

    Measured: Day 1 through Day 50 (25 times)

  2. Monitoring of safety and tolerability through assessment of vital signs, Electrocardiogram (ECG) and clinical safety laboratory and adverse events

    For hepatic impaired subjects, additional Child-Pugh classification will be performed after MDV3100 administration.

    Measured: Day 1 through Day 50

Timeline

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

  1. First posted17 Jul 2013 (estimated)
  2. Study startOct 2011
  3. Primary completionJan 2012
  4. Study completionJan 2012

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
Allocation
Non-randomised
Intervention model
Parallel groups
Masking
None (open label)
Enrolment
33 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT01901133
Sponsor's protocol ID
9785-CL-0009
Status last verified
Sep 2014
First submitted
18 Jun 2013
Last updated
15 Sep 2014
Results posted
No
Data monitoring committee
No

Publications

  • Gibbons JA, Ouatas T, Krauwinkel W, Ohtsu Y, van der Walt JS, Beddo V, de Vries M, Mordenti J. Clinical Pharmacokinetic Studies of Enzalutamide. Clin Pharmacokinet. 2015 Oct;54(10):1043-55. doi: 10.1007/s40262-015-0271-5.

    PubMed 25917876

Questions about this trial

What is this clinical trial studying?

A Phase 1 study testing MDV3100 in people with Pharmacokinetics of MDV3100 and Healthy Subjects, run by Astellas Pharma Europe B.V. at 1 site in Moldova.

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 5 inclusion and 24 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 15 Sep 2014. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 1 site in Moldova. Whether a site is taking part right now should be confirmed with that site. See every site.

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?

Assessment of pharmacokinetics measured by AUC0-inf following single dose of MDV3100 (time frame: Day 1 through Day 50 (25 times)). 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?

On the ClinicalTrials.gov record for NCT01901133, which also lists 1 linked publication.

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 15 Sep 2014.

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