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HealthyPhase 1NCT01806415

Pharmacokinetics and Side Effects of the mGlu5 Antagonist Fenobam in Adult Healthy Volunteers

A Phase 1 study testing Fenobam in people with Healthy, run by Washington University School of Medicine at 1 site in United States.

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 is a randomized, blinded, parallel group, placebo-controlled trial on 32 evaluable healthy male and non-pregnant female, 18-50 year old volunteers. The investigators goal is to observe the pharmacokinetics of fenobam after oral administration of 50, 100 or 150 mg in groups of healthy individuals and to compare… Read more about this study

Who is it for?
Ages 18 to 50 yearsHealthy volunteers can take part
Conditions the study is for
Healthy
What is being tested?
Fenobam
Type of treatment
Pill or oral medicine
Could I receive a placebo?
Yes, some participants may receive a placebo
How many people
32 participants
Where
1 siteUnited States
Study dates
May 2013to Sep 2015
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 50 years
  • All sexes
  • Healthy volunteers accepted
  • Adult

Who may be able to join

  • 18-50 yr old
  • Good general health with no remarkable medical conditions (e.g liver, kidney, heart, or lung failure), BMI<33 and no known drug allergies.
  • Willing to comply with study guidelines as outlined in protocol
  • Willing to provide informed consent.

Who cannot join

  • Medication use (prescription or non prescription medications, vitamins, herbals, dietary and mineral supplements and grapefruit products during or within 14 days prior to study participation; excludes contraceptives)
  • History of addiction to drugs or alcohol (prior or present addiction or treatment for addiction)
  • Pregnant or nursing female
  • Lactose intolerance
  • Smokers

Trial locations and contacts

1 site in 1 country.

United States1 site
  • Washington University School Of Medicine

    St Louis, Missouri, 63110

Other trials in United States

About this study

Official title: A Double Blind, Randomized, Single Dose, Placebo Controlled Study of the Pharmacokinetics and Side Effects of the mGlu5 Antagonist Fenobam in Adult Healthy Volunteers

This is a randomized, blinded, parallel group, placebo-controlled trial on 32 evaluable healthy male and non-pregnant female, 18-50 year old volunteers. The investigators goal is to observe the pharmacokinetics of fenobam after oral administration of 50, 100 or 150 mg in groups of healthy individuals and to compare the side effects and tolerability of a single dose of fenobam with placebo.

Read the detailed description

Treatment regimen 1: Fenobam [1-(3-chlorophenyl)-3-(1-methyl-4-oxo-2-imidazolidinylidine) urea hydrate], oral administration of one 50 mg gelatin capsule.

Treatment regimen 2: Fenobam, oral administration of one 100 mg gelatin capsule.

Treatment regimen 3: Fenobam, oral administration of one 150 mg gelatin capsule.

Treatment regimen 4: Placebo (lactose), oral administration of one 150 mg gelatin capsule.

Conditions
Healthy
Being tested
Fenobam, Placebo
Keywords
Fenobam,, Pharmacokinetics, side effects

What participants receive

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

  • FenobamDrug

    Also called N-(3-chlorophenyl)-N'-(4,5-dihydro-1-methyl-4-oxo-1H-imidazole-2-yl)urea

    Oral administration of 50, 100, or 150mg of Fenobam or placebo (lactose)

  • PlaceboDrug

    Also called Lactose

    Oral administration of placebo or lactose 150 mg

Study groups in NCT01806415
Study groupRoleWhat they receive
Fenobam 50 mgExperimentalTreatment regimen 1: Fenobam [1-(3-chlorophenyl)-3-(1-methyl-4-oxo-2-imidazolidinylidine) urea hydrate], oral administration of one 50 mg gelatin capsule.
Receives: Drug: Fenobam
Fenobam 100 mgExperimentalTreatment regimen 2: Fenobam, oral administration of one 100 mg gelatin capsule.
Receives: Drug: Fenobam
Fenobam 150 mgExperimentalTreatment regimen 3: Fenobam, oral administration of one 150 mg gelatin capsule.
Receives: Drug: Fenobam
Placebo armPlacebo comparatorTreatment regimen 4: Placebo (lactose), oral administration of one 150 mg gelatin capsule.
Receives: Drug: Placebo

What is being measured

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

  1. Pharmacokinetic data after oral administration of 50, 100 or 150 mg of fenobam in groups of healthy individuals.

    Blood samples will be drawn periodically before and after fenobam/placebo administration for approximately 10 hours (at approximately 30, 60, 120, 180, 240, 300, 360 and 600 minutes) and one more time the next day (day 2).

    Measured: 24 hours

Secondary outcomes (1)
  1. Number of participants with adverse events as a measure of tolerability

    Participants will be administered a questionnaire regarding side effects at the end of the study day, after administration of a single dose of 50 mg, 100 mg or 150 mg of fenobam, or 150 mg placebo. The questionnaire will be administered again the following day and one week after the study day. Side effects in the fenobam treatment groups will be compared to side effects in the placebo group.

    Measured: 1 week

Timeline

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

  1. First posted7 Mar 2013 (estimated)
  2. Study startMay 2013
  3. Primary completionMar 2014
  4. Study completionSep 2015

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
Randomised
Intervention model
Parallel groups
Masking
Triple blind
Who is masked
Participant, Care provider, Investigator
Enrolment
32 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT01806415
Sponsor's protocol ID
201304126
Status last verified
Dec 2015
First submitted
2 Mar 2013
Last updated
9 Dec 2015
Results posted
No
Data monitoring committee
Yes

Questions about this trial

What is this clinical trial studying?

A Phase 1 study testing Fenobam in people with Healthy, run by Washington University School of Medicine at 1 site in United States.

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 4 inclusion and 5 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 9 Dec 2015. 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 United States. 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. Some participants in this study may receive a placebo. 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?

Pharmacokinetic data after oral administration of 50, 100 or 150 mg of fenobam in groups of healthy individuals. (time frame: 24 hours). 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 9 Dec 2015.

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