Completed NA INTERVENTIONAL 2-arm NCT03634605

Effect of Tetracycline Pleurodesis on Prevention of Primary Spontaneous Pneumothorax Recurrence

Assessment of Tetracycline Pleurodesis in Prevention of Primary Spontaneous Pneumothorax Recurrence in Patients With Normal CT-scan

Sponsor: Isfahan University of Medical Sciences

Conditions Primary Spontaneous Pneumothorax

Interventions Chemical pleurodesis Lidocaine 2% Injectable Solution Normal saline Tetracycline Topical Ointment

Updated 5 times since 2018 Last updated: Aug 18, 2018 Started: May 5, 2015 Primary completion: Oct 22, 2016 Completion: Nov 10, 2016

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

This NA trial investigates Primary Spontaneous Pneumothorax and is currently completed. Isfahan University of Medical Sciences leads this study, which shows 5 recorded versions since 2015 — indicating limited longitudinal coverage. The change history captured here reflects the iterative nature of clinical trial conduct.

Status Flow

Change History

5 versions recorded

Sep 2025 — Present [monthly]

Completed NA
Sep 2024 — Sep 2025 [monthly]

Completed NA
Jul 2024 — Sep 2024 [monthly]

Completed NA
Jan 2021 — Jul 2024 [monthly]

Completed NA
Sep 2018 — Jan 2021 [monthly]

Completed NA

First recorded

May 2015

Trial started

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

Eligibility Summary

No eligibility information available.

Contact Information

Sponsor contact:

Isfahan University of Medical Sciences

Data source: Isfahan University of Medical Sciences

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

Study Locations

• Isfahan, Iran