Exploring new treatments for cystic fibrosis using existing medications

Personalized Theratyping Trial

Early Phase 1 Interventional University of Alabama at Birmingham · NCT03587961

This study is testing if existing cystic fibrosis medications can help improve lung function in patients with specific gene mutations who are at least 6 years old.

Quick facts

PhaseEarly Phase 1
Study typeInterventional
Enrollment20 (estimated)
Ages6 Years and up
SexAll
SponsorUniversity of Alabama at Birmingham Academic / other
Locations1 site (Birmingham, Alabama)
Trial IDNCT03587961 on ClinicalTrials.gov

What this trial studies

This study investigates the use of off-label CFTR modulators to improve CFTR function in patients with specific cystic fibrosis mutations that are not currently approved for these drugs. Participants will receive treatments such as Symdeko, Orkambi, or Ivacaftor based on their mutation's response to these medications as determined by in vitro studies. The trial aims to assess the efficacy of these treatments in a population that may benefit from them, particularly focusing on patients aged 6 years and older. The study will exclude individuals with certain health conditions or those currently participating in other CFTR modulator studies.

Who should consider this trial

Good fit: Ideal candidates for this study are cystic fibrosis patients aged 6 years and older with specific CFTR mutations that may respond to off-label CFTR modulators.

Not a fit: Patients who have severe health conditions that preclude the use of CFTR modulators or those currently involved in other CFTR modulator studies may not benefit from this study.

Why it matters

Potential benefit: If successful, this study could provide new treatment options for cystic fibrosis patients with specific mutations, potentially improving their quality of life and health outcomes.

How similar studies have performed: Other studies have shown promise in using CFTR modulators for various mutations, but this specific approach to off-label use is relatively novel.

Eligibility criteria

Show full inclusion / exclusion criteria
Inclusion Criteria:

* Diagnosis of CF
* Age ≥6 y.o.
* CFTR mutation that may respond to approved correctors/potentiators in the opinion of the study investigators
* Informed Consent/Assent
* Stable CF pulmonary regimen

Exclusion Criteria:

* Exacerbation requiring antibiotic or steroids for \>28 days before trial entry
* Ongoing participation in a CFTR modulator study
* Active smoking in the past 6 months
* History of solid organ transplant
* Any condition which precludes the use of CFTR modulators: e.g. advanced cirrhosis, End-stage Renal Disease (ESRD)
* Any condition that precludes the patient from participation in the opinion of the investigator
* Any meds that have significant drug-drug interactions or any other off label use of CFTR modulators

Where this trial is running

Birmingham, Alabama

Study contacts

How to participate

  1. Review the eligibility criteria above with your treating physician.
  2. Visit the official trial page on ClinicalTrials.gov for the most current contact information and recruitment status.
  3. Contact the listed study coordinator or principal investigator to request pre-screening. Pre-screening is free and never obligates you to enroll.
Conditions Cystic Fibrosis
Last reviewed 2026-06-13 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.