Early Study on Tamoxifen Safety/Tolerability in Cystic Fibrosis Patients Unable to Use CFTR Modulators.

Trial statusNot yet recruiting
Trial phasePhase 2
Trial typeInterventional
Biological sexAll
Age18+
SponsorAzienda Ospedaliera Universitaria Integrata Verona

About this trial

The goal of this clinical trial is to evaluate the safety and tolerability of TMX in adults patients with cystic fibrosis who do not have mutations currently eligible for therapy with modulator drugs.

The main questions it aims to answer is:

. What medical problems do participants have when taking drug TMX?

Participants will:

* Take drug TMX every day for 6 months * Visit the clinic once every 28 days for checkups and tests

Eligibility criteria

This trial does not accept healthy volunteers

Qualifiers

Subjects of both sexes, affected by cystic fibrosis, attending the CF Center in Verona

Patients who do not have mutations currently eligible for therapy with CFTR modulator drugs

Age 18 years or older

Predicted forced expiratory volume in 1 second (ppFEV1) ≥ 40% and ≤ 90% (of the predicted value for people of their age, sex, and height) before bronchodilator administration

Disqualifiers

Patients on any CFTR modulator therapy

Pulmonary exacerbations within 3 weeks before Day 1 (first dose of study drug)

Changes in therapy for lung disease within 3 weeks before Day 1 (first dose of study drug)

Family and/or personal history of thromboembolism and thromboembolic conditions up to 1st-degree relatives

Trial design

Design model

Single group

Treatments tested in this trial

  • Tamoxifen Citrate 20Mg Tab

    Drug

    One tablet per day (20 mg/day), in the morning.

Treatment groups

35 Participants
are divided into 1 treatment group
Group A: Tamoxifen citrateExperimental treatment 1 intervention

Trial outcomes

Primary outcomes

1

Number of participants with treatment-related adverse events as assessed by CTCAE v4.0

The primary endpoint of this study will be evaluated by calculating between baseline and week 24 the incidence of serious adverse events (SAEs), treatment-emergent adverse events (TEAEs) and treatment discontinuation due to AEs. In addition, frequency of specific, indication-relevant adverse events (e.g., thromboembolic events, elevation of liver enzymes, pulmonary exacerbations) and cumulative AE analyses, such as the number of AEs per patient, will be also evaluated.

Time frame
Calculating between baseline and week 24

Secondary outcomes

1

Changes in respiratory function values

The relative change from baseline to week 24 in ppFEV1

Time frame
From baseline to week 24
2

Changes in pulmonary exacerbation

The number of pulmonary exacerbations up to week 24 and the time to the first pulmonary exacerbation up to week 24

Time frame
Up to week 24
3

Changes in hospitalizations

The number of hospitalizations for cystic fibrosis lasting \> 24 hours and the time to the first hospitalization for cystic fibrosis

Time frame
From baseline to week 24
4

Changes in quality of life

The absolute change in the respiratory domain score of the Cystic Fibrosis Questionnaire-Revised (CFQ-R) (the more the value increases, the greater the perceived well-being)

Time frame
From baseline to week 24

Other outcomes

Sponsors and contacts

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This trial is not recruiting at the moment. You can still explore other options: