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Idiopathic Pulmonary FibrosisPhase 2MUSIC OLNCT01346930

Safety and Tolerability Study of Macitentan in Patients With Idiopathic Pulmonary Fibrosis

A Phase 2 study testing Macitentan in people with Idiopathic Pulmonary Fibrosis, run by Actelion.

Withdrawn

Withdrawn. The study stopped before anyone enrolled.

Official record
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Trial summary

The MUSIC OL study is an open-label extension study, in which all eligible patients having completed the double-blind AC-055B201/MUSIC study as scheduled receive macitentan 10 mg once daily. Read more about this study

Who is it for?
Ages 18 years and older
Conditions the study is for
Idiopathic Pulmonary Fibrosis
What is being tested?
Macitentan
Type of treatment
Pill or oral medicine
Could I receive a placebo?
No, everyone receives an active treatment
How many people
0 participants
Where
No sites listed yet
Study dates
31 Jul 2011to 31 Aug 2016
Phase
Phase 2
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 years and older
  • All sexes
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • Signed informed consent prior to initiation of any study-related procedure.
  • Patients with IPF and having completed the double-blind AC-055B201/MUSIC study as scheduled, i.e., having remained in the study until the sponsor-declared end-of-study (EOS), whether or not study treatment was prematurely discontinued.
  • Women of childbearing potential must have a negative pre-treatment serum pregnancy test and must use a reliable method of contraception during study treatment and for at least 28 days after study treatment termination.

Who cannot join

  • Any major violation of protocol AC-055B201/MUSIC.
  • Premature discontinuation of study treatment during the AC-055B201/MUSIC study due to an adverse event (AE) assessed as related to the use of macitentan, excluding events of IPF worsening.
  • Pregnancy or breast-feeding.
  • AST and/or ALT > 3 times the upper limit of the normal range.
  • Any known factor or disease that might interfere with treatment compliance, study conduct or interpretation of the results, such as drug or alcohol dependence or psychiatric disease.
  • Known hypersensitivity to drugs of the same class as macitentan, or any of the excipients.

About this study

Official title: Long Term, Single-arm, Open-label Extension Study of the MUSIC Study to Assess the Safety and Tolerability of Macitentan in Patients With Idiopathic Pulmonary Fibrosis

The MUSIC OL study is an open-label extension study, in which all eligible patients having completed the double-blind AC-055B201/MUSIC study as scheduled receive macitentan 10 mg once daily. The study objective is to assess the long-term safety and tolerability of macitentan in patients with idiopathic pulmonary fibrosis (IPF).

Being tested
Macitentan
Keywords
Idiopathic pulmonary fibrosis, IPF, pulmonary fibrosis
Medical subject headings
Idiopathic Pulmonary Fibrosis, Pulmonary Fibrosis

What participants receive

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

  • MacitentanDrug

    10 mg, tablet, once daily

Study groups in NCT01346930
Study groupRoleWhat they receive
MacitentanExperimentalMacitentan tablet, 10 mg, once daily
Receives: Drug: Macitentan

What is being measured

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

  1. Adverse Events leading to premature discontinuation of study drug

    Measured: 5 years

Secondary outcomes (1)
  1. Treatment-emergent Severe Adverse Events & occurrence of AST and/or ALT > 3 times the upper limit of the normal range up to 28 days after study drug discontinuation

    Measured: 5 years

Timeline

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

  1. First posted4 May 2011 (estimated)
  2. Study start31 Jul 2011
  3. Primary completion31 Aug 2016 (estimated)
  4. Study completion31 Aug 2016 (estimated)

Why it stopped: Due to Protocol AC-055B201 (MUSIC) not meeting it's primary end point

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 2
Primary purpose
Treatment
Allocation
Not applicable
Intervention model
Single group
Masking
None (open label)
Enrolment
0 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT01346930
Sponsor's protocol ID
AC-055B202
Acronym
MUSIC OL
Status last verified
Jun 2025
First submitted
2 May 2011
Last updated
22 Jun 2025
Results posted
No
Data monitoring committee
No

Questions about this trial

What is this clinical trial studying?

A Phase 2 study testing Macitentan in people with Idiopathic Pulmonary Fibrosis, run by Actelion.

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 3 inclusion and 6 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: withdrawn, as of the sponsor's last update on 22 Jun 2025. 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 2 studies give the treatment to a larger group to see whether it has the intended effect and to keep checking safety.

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 was withdrawn before enrolling participants, so there are no results.

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?

Adverse Events leading to premature discontinuation of study drug (time frame: 5 years). 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 22 Jun 2025.

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