Completed NA INTERVENTIONAL 2-arm NCT01806220

Laryngeal and Esophageal EGF-r Expression in Patients With Reflux Laryngitis (EGFR)

Sponsor: Faculdade de Ciências Médicas da Santa Casa de São Paulo

Conditions Chronic Laryngitis Gastroesophageal Reflux Disease

Interventions Biopsy of the distal esophageal mucosa Biopsy of the retrocrycoid laryngeal mucosa

Updated 5 times since 2017 Last updated: Mar 18, 2015 Started: Jan 31, 2004 Primary completion: Dec 31, 2007 Completion: Dec 31, 2007

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

A NA clinical study on Chronic Laryngitis and Gastroesophageal Reflux Disease, this trial is completed. The trial is conducted by Faculdade de Ciências Médicas da Santa Casa de São Paulo and has accumulated 5 data snapshots since 2004. Longitudinal tracking of this trial contributes to a broader understanding of treatment development timelines.

Status Flow

Change History

5 versions recorded

Sep 2024 — Present [monthly]

Completed NA
Jul 2024 — Sep 2024 [monthly]

Completed NA
Jan 2021 — Jul 2024 [monthly]

Completed NA
Jun 2018 — Jan 2021 [monthly]

Completed NA
Jan 2017 — Jun 2018 [monthly]

Completed NA

First recorded

Jan 2004

Trial started

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

Eligibility Summary

No eligibility information available.

Contact Information

Sponsor contact:

Faculdade de Ciências Médicas da Santa Casa de São Paulo

Data source: Faculdade de Ciências Médicas da Santa Casa de São Paulo

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

Study Locations

• São Paulo, Brazil