Photodynamic Therapy Using HPPH in Treating Patients With Dysplasia, Cancer in Situ, or Invasive Cancer of the Larynx
Public ClinicalTrials.gov record NCT00675233. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.
Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.
Official title
Phase I Trial of Photodynamic Therapy With HPPH (2-1[Hexyloxyethyl]-2-devinylpyropheophorbide-a) for Treatment of Dysplasia, Carcinoma in Situ and T1 Carcinoma of the Larynx
Study identification
- NCT ID
- NCT00675233
- Recruitment status
- Completed
- Study type
- Interventional
- Phase
- Phase 1
- Lead sponsor
- Roswell Park Cancer Institute
- Other
- Enrollment
- 29 participants
Conditions and interventions
Conditions
Interventions
- HPPH Drug
- laser therapy Procedure
Drug · Procedure
Eligibility (public fields only)
- Age range
- 18 Years and older
- Sex
- All
- Healthy volunteers
- Healthy volunteers not accepted
This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.
Study timeline
- Start date
- Apr 24, 2008
- Primary completion
- Jun 27, 2013
- Completion
- Sep 26, 2018
- Last update posted
- Oct 16, 2018
2008 – 2018
United States locations
- U.S. sites
- 1
- U.S. states
- 1
- U.S. cities
- 1
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| Roswell Park Cancer Institute | Buffalo | New York | 14263-0001 | — |
Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.
About this trial record page
- What this page shows
- Public field values for ClinicalTrials.gov record NCT00675233, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
- What this page does not do
- No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
- Where the data comes from
- Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
- Last refresh
- Last update posted Oct 16, 2018 · Synced Jul 20, 2026
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Open the official record
The complete protocol, eligibility criteria, and contact information for NCT00675233 live on ClinicalTrials.gov.