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CompletedNCT00714688

Prolonged Release (PR) OROS Methylphenidate (54 and 72 mg/Day) for ADHD

This study is completed in France, in the United Kingdom, in Switzerland, .... It is testing Prolonged Release (PR) OROS Methylphenidate (54 and 72 mg/Day) for ADHD.

ADHD, Attention Deficit/ Hyperactivity DisorderDrugFrom 18 Years to 65 Years

The public registry lists this study as not currently recruiting. This page remains available for information. Check the official record for the latest status and explore other recruiting studies.

Then choose your country and confirm availability with each study site.

In plain English

Key information made simple

What is this study testing?

This study is testing whether prolonged release (PR) OROS methylphenidate 54 mg may be useful for adults experiencing ADHD.

What would participation involve?

Participants may receive prolonged release (PR) OROS methylphenidate 54 mg, attend study visits with the research team. The protocol may also involve randomization, placebo, or a comparison group. The registry lists locations in Belgium, in Denmark, and in Finland.

Who is it mainly for?

This study appears to be mainly for adults with ADHD.

What should you check before joining?

Ask about the dose, safety monitoring, and possible side effects, whether there is placebo, randomization, or a comparison group, how many visits or travel steps are needed, the exact eligibility criteria.

Your next step

Check the study details

Check the official source, then confirm these points with the research team.

View official study record (opens in a new tab)
  • Recruitment and eligibility

    Is a site open, and who can take part?

  • Visits and time

    Where are visits, can any be remote, and how much time is needed?

  • Costs and support

    What costs, reimbursement or compensation apply?

Before joining

Questions to ask before joining

Study clarity

Things to check before joining

Study start dateFebruary 2008
Recruitment status
Completed
Enrollment listed in the registry
279
Sponsor
Janssen-Cilag International NV
Sponsor type
Unknown or unclear
Study type
Drug
Intervention type
Medication / drug
Study phase
Phase 3Usually a larger study designed to confirm effectiveness and safety in a broader group.
Locations
France, United Kingdom, Switzerland, ...
Age range
From 18 Years to 65 Years
Official registry ID
NCT00714688
Official title
A Multicentre, Randomized, Double-Blind, Placebo-Controlled, Parallel Group, Dose-Response Study to Evaluate Efficacy and Safety of Prolonged Release (PR) OROS Methylphenidate (54 and 72 mg/Day) in Adults With Attention Deficit/Hyperactivity Disorder

Check recruitment and locations

Recruitment checked against the registry by HopeStage on . Registry information can change. Always confirm availability with the research team.

View official study record (opens in a new tab)

The overall study status can differ from each site's status. Open a country to see its locations and their registry status.

Belgium · 5 sites
  • Antwerp
    Antwerp
    Site status: Not listed — confirm with the team
  • Brussels
    Brussels
    Site status: Not listed — confirm with the team
  • Kortenberg
    Kortenberg
    Site status: Not listed — confirm with the team
  • Mechelen
    Mechelen
    Site status: Not listed — confirm with the team
  • Mons
    Mons
    Site status: Not listed — confirm with the team
Denmark · 3 sites
  • Aarhus
    Aarhus
    Site status: Not listed — confirm with the team
  • Hjørring
    Hjørring
    Site status: Not listed — confirm with the team
  • Holstebro
    Holstebro
    Site status: Not listed — confirm with the team
Finland · 3 sites
  • Helsinki
    Helsinki
    Site status: Not listed — confirm with the team
  • Oulu
    Oulu
    Site status: Not listed — confirm with the team
  • Pori
    Pori
    Site status: Not listed — confirm with the team
France · 3 sites
  • Montpellier
    Montpellier
    Site status: Not listed — confirm with the team
  • Nice
    Nice
    Site status: Not listed — confirm with the team
  • Paris
    Paris
    Site status: Not listed — confirm with the team
Germany · 10 sites
  • Ahrensburg
    Ahrensburg
    Site status: Not listed — confirm with the team
  • Aschaffenburg
    Aschaffenburg
    Site status: Not listed — confirm with the team
  • Berlin
    Berlin
    Site status: Not listed — confirm with the team
  • Düsseldorf
    Düsseldorf
    Site status: Not listed — confirm with the team
  • Essen
    Essen
    Site status: Not listed — confirm with the team
  • Freiburg im Breisgau
    Freiburg im Breisgau
    Site status: Not listed — confirm with the team
  • Mannheim
    Mannheim
    Site status: Not listed — confirm with the team
  • München
    München
    Site status: Not listed — confirm with the team
  • Saarbrücken
    Saarbrücken
    Site status: Not listed — confirm with the team
  • Würzburg
    Würzburg
    Site status: Not listed — confirm with the team
Netherlands · 2 sites
  • Nijmegen
    Nijmegen
    Site status: Not listed — confirm with the team
  • The Hague
    The Hague
    Site status: Not listed — confirm with the team
Norway · 4 sites
  • Bryne
    Bryne
    Site status: Not listed — confirm with the team
  • Oslo
    Oslo
    Site status: Not listed — confirm with the team
  • Ottestad
    Ottestad
    Site status: Not listed — confirm with the team
  • Skien
    Skien
    Site status: Not listed — confirm with the team
Spain · 2 sites
  • Barcelona
    Barcelona
    Site status: Not listed — confirm with the team
  • Madrid
    Madrid
    Site status: Not listed — confirm with the team
Sweden · 6 sites
  • Huddinge
    Huddinge
    Site status: Not listed — confirm with the team
  • Linköping
    Linköping
    Site status: Not listed — confirm with the team
  • Lund
    Lund
    Site status: Not listed — confirm with the team
  • Malmö
    Malmö
    Site status: Not listed — confirm with the team
  • Örebro
    Örebro
    Site status: Not listed — confirm with the team
  • Uppsala
    Uppsala
    Site status: Not listed — confirm with the team
Switzerland · 2 sites
  • Basel Bs
    Basel Bs
    Site status: Not listed — confirm with the team
  • Zurich
    Zurich
    Site status: Not listed — confirm with the team
United Kingdom · 2 sites
  • Cambridge
    Cambridge
    Site status: Not listed — confirm with the team
  • Swansea
    Swansea
    Site status: Not listed — confirm with the team

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Study ID: NCT00714688. We help you review the study, but cannot decide medical eligibility.
In practice

For you

Participation may contribute to research. Personal benefit is not guaranteed.

Ask the research team to explain the activities, time commitment, and follow-up involved.

Study sites are listed. Confirm the relevant site and any travel before making plans.

Important

Not medical advice

Information from public sources. Are you the study sponsor? Contact us to update this page: hi@hopestage.com

FAQ

Questions about this study

What is this study trying to understand?

This study is exploring medication or study treatment for people with adhd. Participants may complete study visits, assessments, or follow-up activities defined by the research team. Direct benefit is not guaranteed. The detailed objective is not always clearly listed in the public registry; the study team can confirm.

Does this study involve a medication?

This appears to be a medication / drug study involving prolonged release (PR) OROS methylphenidate 54 mg, prolonged release (PR) OROS methylphenidate 72 mg, Placebo. Phase 3 studies are usually larger and aim to confirm effectiveness and safety in a broader group.

Who might this study be for?

This study may concern people with adhd; age range: From 18 Years to 65 Years. The criteria appear fairly broad, but you should not assume you are eligible. The study team must confirm diagnosis, age, exclusions, available locations, and next steps.

What would I likely need to do?

You may need to take a study treatment and have regular medical follow-up. The listed study locations suggest that at least part of participation may involve a physical site. Ask whether some steps can be done remotely.

What side effects, interactions, or treatment changes should I check?

If the study involves a medication, ask whether it is already approved, experimental, or being tested for a new use. Check possible side effects, interactions with current treatment, dose changes, monitoring, and what happens if you feel worse. For any mental health study, also ask who to contact if you feel worse, whether participation may affect current treatment, whether you can stop, and who confirms eligibility.

Will I need to travel or attend in-person visits?

The listed study locations suggest that at least part of participation may involve a physical site. Ask which sites are open, how many visits are expected, whether any steps can be done remotely, and whether travel costs or compensation are listed.

Who is behind this study?

This study is sponsored by Janssen-Cilag International NV, which appears to be unknown or unclear. If available, it can be useful to check the sponsor website, collaborators, investigator affiliation, and the official registry before deciding. HopeStage does not judge the quality of a sponsor or researcher, but helps you identify what to verify.

Can I still join this study?

The public registry lists this study as not currently recruiting. This page remains available for information. Check the official record for the latest status and explore other recruiting studies.

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