deltatrials
Completed PHASE4 NCT02752763

Comparison of Autologous Serum Versus Preservative Free Artificial Tear

Comparison of Autologous Serum Versus Preservative Free Artificial Tear in Patients With Dry Eye Due to Systemic Isotretinoin Therapy

Sponsor: Niğde State Hospital

Conditions Dry Eye
Interventions %40 diluted Autologous serum Preservative free artificial tears(Tears naturale free, Refresh single dose eye drop)
Updated 6 times since 2017 Last updated: Apr 26, 2016 Started: Oct 31, 2015 Primary completion: Mar 31, 2016 Completion: Mar 31, 2016

Listed as NCT02752763, this PHASE4 trial focuses on Dry Eye and remains completed. Sponsored by Niğde State Hospital, it has been updated 6 times since 2015, reflecting limited change activity. This study adds to the evidence base for this therapeutic area through structured, versioned documentation.

Status Flow

~Jan 2017 – ~Jun 2018 · 17 months · monthly snapshotCompleted~Jun 2018 – ~Jan 2021 · 31 months · monthly snapshotCompleted~Jan 2021 – ~Jul 2024 · 42 months · monthly snapshotCompleted~Jul 2024 – ~Sep 2024 · 2 months · monthly snapshotCompleted~Sep 2024 – ~Sep 2025 · 12 months · monthly snapshotCompleted~Sep 2025 – present · 7 months · monthly snapshotCompleted

Change History

6 versions recorded

  1. Sep 2025 — Present [monthly]

    Completed PHASE4

  2. Sep 2024 — Sep 2025 [monthly]

    Completed PHASE4

  3. Jul 2024 — Sep 2024 [monthly]

    Completed PHASE4

  4. Jan 2021 — Jul 2024 [monthly]

    Completed PHASE4

  5. Jun 2018 — Jan 2021 [monthly]

    Completed PHASE4

▶ Show 1 earlier version

  1. Jan 2017 — Jun 2018 [monthly]

    Completed PHASE4

    First recorded

Oct 2015

Trial started

Per CT.gov start date — pre-dates our first snapshot

Eligibility Summary

No eligibility information available.

Contact Information

Sponsor contact:
  • Niğde State Hospital
Data source: Niğde State Hospital

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

Study Locations