deltatrials
Completed PHASE3 INTERVENTIONAL 2-arm NCT03015610

Genotype-tailored Treatment of Symptomatic Acid-Reflux in Children With Uncontrolled Asthma (GenARA)

Sponsor: Jason Lang, M.D., M.P.H.

Conditions Asthma Gastroesophageal Reflux
Interventions commercially available lansoprazole matched placebo
Updated 15 times since 2017 Last updated: Aug 19, 2025 Started: Oct 31, 2017 Primary completion: Jan 18, 2024 Completion: Jan 18, 2024
This information is for research purposes only and is not medical advice. Consult a healthcare provider before making any medical decision.

A PHASE3 clinical study on Asthma and Gastroesophageal Reflux, this trial is completed. The trial is conducted by Jason Lang, M.D., M.P.H. and has accumulated 15 data snapshots since 2017. Longitudinal tracking of this trial contributes to a broader understanding of treatment development timelines.

Status Flow

~Feb 2017 – ~Aug 2017 · 6 months · monthly snapshot~Aug 2017 – ~Feb 2018 · 6 months · monthly snapshot~Feb 2018 – ~Jun 2018 · 4 months · monthly snapshot~Jun 2018 – ~Mar 2019 · 9 months · monthly snapshot~Mar 2019 – ~Mar 2020 · 12 months · monthly snapshot~Mar 2020 – ~Oct 2020 · 7 months · monthly snapshot~Oct 2020 – ~Jan 2021 · 3 months · monthly snapshot~Jan 2021 – ~Apr 2021 · 3 months · monthly snapshot~Apr 2021 – ~Jun 2022 · 14 months · monthly snapshot~Jun 2022 – ~Mar 2023 · 9 months · monthly snapshot~Mar 2023 – ~Jan 2024 · 10 months · monthly snapshot~Jan 2024 – ~Jul 2024 · 6 months · monthly snapshot~Jul 2024 – ~Sep 2024 · 2 months · monthly snapshot~Sep 2024 – ~Oct 2025 · 13 months · monthly snapshot~Oct 2025 – present · 9 months · monthly snapshot

Change History

15 versions recorded

  1. Oct 2025 — Present [monthly]

    Completed PHASE3

  2. Sep 2024 — Oct 2025 [monthly]

    Completed PHASE3

  3. Jul 2024 — Sep 2024 [monthly]

    Completed PHASE3

    Status: Active Not Recruiting → Completed

  4. Jan 2024 — Jul 2024 [monthly]

    Active Not Recruiting PHASE3

    Status: Recruiting → Active Not Recruiting

  5. Mar 2023 — Jan 2024 [monthly]

    Recruiting PHASE3

▶ Show 10 earlier versions

  1. Jun 2022 — Mar 2023 [monthly]

    Recruiting PHASE3

  2. Apr 2021 — Jun 2022 [monthly]

    Recruiting PHASE3

  3. Jan 2021 — Apr 2021 [monthly]

    Recruiting PHASE3

  4. Oct 2020 — Jan 2021 [monthly]

    Recruiting PHASE3

  5. Mar 2020 — Oct 2020 [monthly]

    Recruiting PHASE3

  6. Mar 2019 — Mar 2020 [monthly]

    Recruiting PHASE3

  7. Jun 2018 — Mar 2019 [monthly]

    Recruiting PHASE3

  8. Feb 2018 — Jun 2018 [monthly]

    Recruiting PHASE3

    Status: Not Yet Recruiting → Recruiting

  9. Aug 2017 — Feb 2018 [monthly]

    Not Yet Recruiting PHASE3

  10. Feb 2017 — Aug 2017 [monthly]

    Not Yet Recruiting PHASE3

    First recorded

Eligibility Summary

No eligibility information available.

Contact Information

Sponsor contact:
  • Jason Lang, M.D., M.P.H.
  • Nemours Children's Clinic
  • Thrasher Research Fund
Data source: Duke University

For direct contact, visit the study record on ClinicalTrials.gov .

Study Locations