Completed PHASE4 INTERVENTIONAL 3-arm NCT02483143

NAC, NaHCO3 and NS Prophylaxis for CTPA in the ED on Suspicion of PE: A Randomized Controlled Trial

N-acetylcysteine, Sodium Bicarbonate and Normal Saline Alone Prophylaxis for Spiral Computed Tomography Pulmonary Angiography in the Emergency Department on Suspicion of Pulmonary Emboli: A Randomized Controlled Trial

Sponsor: Karadeniz Technical University

Conditions Pulmonary Embolism Radiographic Contrast Agent Nephropathy

Interventions NAC NaHCO3 Normal Saline

Updated 6 times since 2017 Last updated: Jun 23, 2015 Started: Feb 28, 2014 Primary completion: Feb 28, 2015 Completion: Feb 28, 2015

This information is for research purposes only and is not medical advice. Consult a healthcare provider before making any medical decision.

A PHASE4 clinical study on Pulmonary Embolism and Radiographic Contrast Agent Nephropathy, this trial is completed. The trial is conducted by Karadeniz Technical University and has accumulated 6 data snapshots since 2014. Longitudinal tracking of this trial contributes to a broader understanding of treatment development timelines.

Status Flow

Change History

6 versions recorded

Sep 2025 — Present [monthly]

Completed PHASE4
Sep 2024 — Sep 2025 [monthly]

Completed PHASE4
Jul 2024 — Sep 2024 [monthly]

Completed PHASE4
Jan 2021 — Jul 2024 [monthly]

Completed PHASE4
Jun 2018 — Jan 2021 [monthly]

Completed PHASE4

▶ Show 1 earlier version

Jan 2017 — Jun 2018 [monthly]

Completed PHASE4

First recorded

Feb 2014

Trial started

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

Eligibility Summary

No eligibility information available.

Contact Information

Sponsor contact:

Karadeniz Technical University

Data source: Karadeniz Technical University

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

Study Locations

• Trabzon, Turkey (Türkiye)