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ClinicalTrials.gov public records Last synced Sep 30, 2026, 2:54 AM EDT

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Showing 25–48 of 58 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: High-grade Squamous Intraepithelial Lesion Clear all
Completed Phase 3 Interventional Results available

Treatment in Preventing Anal Cancer in Patients With HIV and Anal High-Grade Lesions

NCT02135419
View directory record Official record
Conditions
Anal Cancer, High-grade Squamous Intraepithelial Lesion, HIV Infection, Human Papilloma Virus Infection
Interventions
imiquimod, fluorouracil, infrared photocoagulation therapy, thermal ablation therapy, laser therapy, clinical observation, laboratory biomarker analysis
Drug · Device · Other
Lead sponsor
AIDS Malignancy Consortium
Network
Eligibility
35 Years and older
Enrollment
4,446 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2024
U.S. locations
24
States / cities
Los Angeles, California • Palm Springs, California • San Francisco, California + 13 more
Source: ClinicalTrials.gov public record
Updated Jul 26, 2024 · Synced Sep 30, 2026, 2:54 AM EDT
Completed Phase 2 Interventional

A Two-Stage Phase 2 Study Of A-007 Topical Gel in High-Grade Squamous Intraepithelial Lesions (HSIL)

NCT00596258
View directory record Official record
Conditions
Cervical Intraepithelial Neoplasia, Uterine Cervical Dysplasia
Interventions
A-007
Drug
Lead sponsor
Tigris Pharmaceuticals
Industry
Eligibility
18 Years and older · Female only
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2008
U.S. locations
5
States / cities
Tucson, Arizona • Costa Mesa, California • Boynton Beach, Florida + 2 more
Source: ClinicalTrials.gov public record
Updated May 22, 2009 · Synced Sep 30, 2026, 2:54 AM EDT
Recruiting Phase 2 Interventional

Phase II Study of Artesunate Ointment for the Treatment of Vulvar High Grade Squamous Intraepithelial Lesions (Vulvar HSIL, VIN2/3)

NCT06075264
View directory record Official record
Conditions
Vulvar Diseases, HPV Infection, Vulvar HSIL, Pre-Cancerous Dysplasia, HPV Disease, VIN, Usual Type, VIN 2 of Usual Type, VIN 3 of Usual Type, Vin II, Vin III, VIN Grade 2, VIN Grade 3, High Grade Intraepithelial Neoplasia
Interventions
Artesunate ointment, Placebo ointment
Drug
Lead sponsor
Frantz Viral Therapeutics, LLC
Industry
Eligibility
18 Years and older · Female only
Enrollment
27 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2027
U.S. locations
5
States / cities
Fort Myers, Florida • Indianapolis, Indiana • Cleveland, Ohio + 1 more
Source: ClinicalTrials.gov public record
Updated Aug 14, 2025 · Synced Sep 30, 2026, 2:54 AM EDT
Completed Phase 2 Interventional

Evaluating the Use of Photodynamic Therapy to Treat Facial Cutaneous Squamous Cell Carcinoma in Situ (isSCC)

NCT06159842
View directory record Official record
Conditions
Facial Cutaneous Squamous Cell Carcinoma in Situ
Interventions
Aminolevulinic Acid 20% Topical Solution with Blue Light
Combination Product
Lead sponsor
The Center for Clinical and Cosmetic Research
Other
Eligibility
18 Years and older
Enrollment
32 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
1
States / cities
Aventura, Florida
Source: ClinicalTrials.gov public record
Updated Feb 12, 2025 · Synced Sep 30, 2026, 2:54 AM EDT
Terminated Phase 2 Interventional

Phase II Study of Treatment for HPV16+ ASC-US, ASC-H and LSIL

NCT03911076
View directory record Official record
Conditions
ASC-US, ASC-H, LSIL
Interventions
PVX-2, Placebo
Biological · Other
Lead sponsor
PapiVax Biotech, Inc.
Other
Eligibility
25 Years to 70 Years · Female only
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2022
U.S. locations
6
States / cities
Port Saint Lucie, Florida • Newark, New Jersey • Fairfield, Ohio + 3 more
Source: ClinicalTrials.gov public record
Updated Jun 17, 2024 · Synced Sep 30, 2026, 2:54 AM EDT
Terminated Phase 2 Interventional Results available

IRX-2 Regimen in Treating Women With Cervical Squamous Intraepithelial Neoplasia 3 or Squamous Vulvar Intraepithelial Neoplasia 3

NCT03267680
View directory record Official record
Conditions
Cervical Squamous Cell Carcinoma In Situ, Vulvar High Grade Squamous Intraepithelial Lesion
Interventions
Cyclophosphamide, Indomethacin, IRX-2, Laboratory Biomarker Analysis, Multivitamin, Omeprazole, Placebo, Therapeutic Conventional Surgery
Drug · Biological · Other + 2 more
Lead sponsor
University of Southern California
Other
Eligibility
25 Years and older · Female only
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2024
U.S. locations
2
States / cities
Los Angeles, California • Oklahoma City, Oklahoma
Source: ClinicalTrials.gov public record
Updated Apr 13, 2025 · Synced Sep 30, 2026, 2:54 AM EDT
Completed No phase listed Observational

Assessing Drivers and Barriers to Follow-Up Screening for Anal Cancer in Men Who Have Sex With Men

NCT00501306
View directory record Official record
Conditions
Anal Cancer
Interventions
Not listed
Lead sponsor
Laser Surgery Care
Other
Eligibility
18 Years to 85 Years · Male only
Enrollment
195 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2008
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jun 23, 2011 · Synced Sep 30, 2026, 2:54 AM EDT
Completed Phase 2 Interventional Results available

Evaluation of VGX-3100 and Electroporation Alone or in Combination With Imiquimod for the Treatment of HPV-16 and/or HPV-18 Related Vulvar HSIL (Also Referred as: VIN 2 or VIN 3)

NCT03180684
View directory record Official record
Conditions
Vulvar High Grade Squamous Intraepithelial Lesion (HSIL), Vulvar Dysplasia, Vulvar Intraepithelial Neoplasia (VIN), VIN2, VIN3, Pre-cancerous Lesions of the Vulva, Human Papillomavirus (HPV)
Interventions
VGX-3100, Imiquimod 5% Cream, CELLECTRA™ 2000
Biological · Drug · Device
Lead sponsor
Inovio Pharmaceuticals
Industry
Eligibility
18 Years and older · Female only
Enrollment
33 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2020
U.S. locations
15
States / cities
Newark, Delaware • Augusta, Georgia • Chicago, Illinois + 12 more
Source: ClinicalTrials.gov public record
Updated Aug 25, 2023 · Synced Sep 30, 2026, 2:54 AM EDT
Recruiting Phase 2 Interventional

Pembrolizumab for the Treatment of Cervical Intraepithelial Neoplasia

NCT04712851
View directory record Official record
Conditions
Cervical Intraepithelial Neoplasia, Cervical Squamous Cell Carcinoma In Situ, Cervical Squamous Intraepithelial Neoplasia 2
Interventions
Pembrolizumab
Biological
Lead sponsor
Jonsson Comprehensive Cancer Center
Other
Eligibility
21 Years and older · Female only
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2028
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Mar 10, 2026 · Synced Sep 30, 2026, 2:54 AM EDT
Completed Not applicable Interventional Results available

A Safety and Tolerability of Circumferential Anal Canal Radiofrequency Ablation For Anal Intraepithelial Neoplasia

NCT02189161
View directory record Official record
Conditions
Anal Intraepithelial Neoplasia (AIN), High-grade Squamous Intraepithelial Lesions (HSIL)
Interventions
Radiofrequency Ablation (Barrx™)
Device
Lead sponsor
Medtronic - MITG
Industry
Eligibility
18 Years to 75 Years
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2015
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jul 14, 2016 · Synced Sep 30, 2026, 2:54 AM EDT
Completed Phase 1Phase 2 Interventional

Open Label, Dose Escalation Study for the Safety and Efficacy of STP705 in Adult Patients With isSCC

NCT04293679
View directory record Official record
Conditions
Bowen's Disease, Cutaneous Squamous Cell Carcinoma in Situ
Interventions
STP705
Drug
Lead sponsor
Sirnaomics
Industry
Eligibility
18 Years and older
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
1
States / cities
Aventura, Florida
Source: ClinicalTrials.gov public record
Updated Jun 9, 2022 · Synced Sep 30, 2026, 2:54 AM EDT
Completed Phase 2 Interventional Results available

A Clinical Trial of PepCan to Two Therapy Arms for Treating Cervical High-Grade Squamous Intraepithelial Lesions

NCT02481414
View directory record Official record
Conditions
Cervical Intraepithelial Neoplasia
Interventions
PepCan, Candin®
Biological
Lead sponsor
University of Arkansas
Other
Eligibility
18 Years to 50 Years · Female only
Enrollment
81 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2022
U.S. locations
1
States / cities
Little Rock, Arkansas
Source: ClinicalTrials.gov public record
Updated Dec 18, 2023 · Synced Sep 30, 2026, 2:54 AM EDT
Not listed Phase 2 Interventional Accepts healthy volunteers

A Safety and Efficacy Trial of Circumferential Anal Canal Radiofrequency Ablation for High-Grade Anal Intraepithelial Neoplasia Using the BARRX™ Anorectal Wand

NCT03302858
View directory record Official record
Conditions
HSIL, High Grade Squamous Intraepithelial Lesions, Anal Cancer, HPV-Related Squamous Cell Carcinoma, Human Papilloma Virus, Human Papillomavirus Infection, Ain III
Interventions
BARRX™ Anorectal Wand
Device
Lead sponsor
Stephen E. Goldstone
Other
Eligibility
18 Years to 75 Years
Enrollment
70 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2020
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Oct 5, 2017 · Synced Sep 30, 2026, 2:54 AM EDT
Completed Phase 2 Interventional

SGN-00101 Vaccine in Treating Human Papillomavirus in Patients Who Have Abnormal Cervical Cells

NCT00091130
View directory record Official record
Conditions
Atypical Squamous Cells of Undetermined Significance, Cervical Cancer, High-grade Squamous Intraepithelial Lesion, Low-grade Squamous Intraepithelial Lesion
Interventions
HspE7, placebo, laboratory biomarker analysis
Biological · Other
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years to 50 Years · Female only
Enrollment
139 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2004
U.S. locations
1
States / cities
Orange, California
Source: ClinicalTrials.gov public record
Updated Jun 3, 2013 · Synced Sep 30, 2026, 2:54 AM EDT
Recruiting Phase 2 Interventional

CASCADE 2002: PROTECT Study, "PRObiotics to TrEat Anal preCancer Trial

NCT06949800
View directory record Official record
Conditions
HSIL, High Grade Squamous Intraepithelial Lesion, HPV-Related Squamous Cell Carcinoma, Anal HSIL
Interventions
EXE-346 Probiotic, Placebo, Usual Care High Resolution Anoscopy (HRA)
Drug · Procedure
Lead sponsor
University of California, San Francisco
Other
Eligibility
21 Years and older
Enrollment
90 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Sep 15, 2026 · Synced Sep 30, 2026, 2:54 AM EDT
Completed Phase 2 Interventional Results available

Safety and Efficacy of A-007 Topical Gel in the Treatment of High-Grade Squamous Intraepithelial Lesions (HSIL) of the Cervix

NCT00285207
View directory record Official record
Conditions
Cervical Intraepithelial Neoplasia, Uterine Cervical Dysplasia
Interventions
placebo, A007
Drug
Lead sponsor
Tigris Pharmaceuticals
Industry
Eligibility
18 Years and older · Female only
Enrollment
147 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2008
U.S. locations
29
States / cities
Birmingham, Alabama • Phoenix, Arizona • Tucson, Arizona + 25 more
Source: ClinicalTrials.gov public record
Updated Oct 11, 2010 · Synced Sep 30, 2026, 2:54 AM EDT
Completed Not applicable Interventional Results available

Activating Collaborative CIS Support Via Targeted Provider Mailing

NCT00873288
View directory record Official record
Conditions
Precancerous Condition
Interventions
Usual care mailing intervention, CIS support mailing intervention
Other
Lead sponsor
Northwestern University
Other
Eligibility
18 Years to 100 Years · Female only
Enrollment
254 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2008
U.S. locations
2
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Mar 21, 2023 · Synced Sep 30, 2026, 2:54 AM EDT
Completed Not applicable Interventional Results available

A Trial of Radiofrequency Ablation for Anal Intraepithelial Neoplasia Using the HALO Ablation System

NCT01970787
View directory record Official record
Conditions
HIV-negative Subjects With Intra-anal Intraepithelial Neoplasia Containing High-Grade Squamous Intraepithelial Lesions
Interventions
Radiofrequency Ablation (RFA) using the HALO Ablation System
Device
Lead sponsor
Medtronic - MITG
Industry
Eligibility
18 Years to 75 Years
Enrollment
22 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2015
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Feb 6, 2017 · Synced Sep 30, 2026, 2:54 AM EDT
Terminated Not applicable Interventional

Biospecimen Collection and Testing for the Prevalence of Anal Dysplasia and Anal Cancer in Patients With Cervical, Vaginal and Vulvar Dysplasia and Cancer

NCT02140021
View directory record Official record
Conditions
Cervical Adenocarcinoma, Cervical Adenocarcinoma In Situ, Cervical Intraepithelial Neoplasia, Cervical Squamous Cell Carcinoma, Not Otherwise Specified, Cervical Squamous Intraepithelial Neoplasia, Early Invasive Cervical Adenocarcinoma, Early Invasive Cervical Squamous Cell Carcinoma, High Grade Cervical Squamous Intraepithelial Neoplasia, High Grade Vaginal Intraepithelial Neoplasia, Low Grade Vaginal Intraepithelial Neoplasia, Stage I Cervical Cancer AJCC v8, Stage I Vaginal Cancer AJCC v8, Stage I Vulvar Cancer AJCC v8, Stage IA Cervical Cancer AJCC v8, Stage IA Vaginal Cancer AJCC v8, Stage IA Vulvar Cancer AJCC v8, Stage IA1 Cervical Cancer AJCC v8, Stage IA2 Cervical Cancer AJCC v8, Stage IB Cervical Cancer AJCC v8, Stage IB Vaginal Cancer AJCC v8, Stage IB Vulvar Cancer AJCC v8, Stage IB1 Cervical Cancer AJCC v8, Stage IB2 Cervical Cancer AJCC v8, Stage II Cervical Cancer AJCC v8, Stage II Vaginal Cancer AJCC v8, Stage II Vulvar Cancer AJCC v8, Stage IIA Cervical Cancer AJCC v8, Stage IIA Vaginal Cancer AJCC v8, Stage IIA1 Cervical Cancer AJCC v8, Stage IIA2 Cervical Cancer AJCC v8, Stage IIB Cervical Cancer AJCC v8, Stage IIB Vaginal Cancer AJCC v8, Stage III Cervical Cancer AJCC v8, Stage III Vaginal Cancer AJCC v8, Stage III Vulvar Cancer AJCC v8, Stage IIIA Cervical Cancer AJCC v8, Stage IIIA Vulvar Cancer AJCC v8, Stage IIIB Cervical Cancer AJCC v8, Stage IIIB Vulvar Cancer AJCC v8, Stage IIIC Vulvar Cancer AJCC v8, Stage IV Cervical Cancer AJCC v8, Stage IV Vaginal Cancer AJCC v8, Stage IV Vulvar Cancer AJCC v8, Stage IVA Cervical Cancer AJCC v8, Stage IVA Vaginal Cancer AJCC v8, Stage IVA Vulvar Cancer AJCC v8, Stage IVB Cervical Cancer AJCC v8, Stage IVB Vaginal Cancer AJCC v8, Stage IVB Vulvar Cancer AJCC v8, Vaginal Adenocarcinoma, Vulvar Adenocarcinoma, Vulvar High Grade Squamous Intraepithelial Lesion, Vulvar Intraepithelial Neoplasia, Vulvar Squamous Cell Carcinoma, Vulvar Squamous Intraepithelial Lesion
Interventions
Biospecimen Collection, Laboratory Biomarker Analysis
Procedure · Other
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older · Female only
Enrollment
409 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2025
U.S. locations
2
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jul 14, 2025 · Synced Sep 30, 2026, 2:54 AM EDT
Active, not recruiting No phase listed Observational

Anal High-risk HPV, HSIL, and Microbiome Among Hispanic Peoples Living With HIV (PLWH)

NCT06651957
View directory record Official record
Conditions
Human Immunodeficiency Virus, Human Papillomavirus-Related Anal Squamous Cell Carcinoma, High-Grade Squamous Intraepithelial Lesions
Interventions
Biospecimen Collection, Questionnaires
Other
Lead sponsor
University of California, San Francisco
Other
Eligibility
21 Years and older
Enrollment
217 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Aug 20, 2026 · Synced Sep 30, 2026, 2:54 AM EDT
Completed Phase 2 Interventional Results available

Cidofovir in Treating HIV-Infected Patients With High-Grade Squamous Intraepithelial Lesions of the Skin Near the Anus

NCT00550589
View directory record Official record
Conditions
Anal Cancer, Precancerous Condition
Interventions
cidofovir, DNA methylation analysis, gene expression analysis, polymerase chain reaction, biopsy, histopathologic examination
Drug · Genetic · Procedure
Lead sponsor
AIDS Malignancy Consortium
Network
Eligibility
18 Years to 120 Years
Enrollment
33 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2010
U.S. locations
8
States / cities
Los Angeles, California • San Francisco, California • Boston, Massachusetts + 3 more
Source: ClinicalTrials.gov public record
Updated Dec 21, 2015 · Synced Sep 30, 2026, 2:54 AM EDT
Recruiting Phase 2 Interventional

Artesunate Ointment for the Treatment of Anal HSIL in HIV-negative Participants

NCT06206564
View directory record Official record
Conditions
Anal High-grade Squamous Intraepithelial Lesion, Anal HSIL, Anal HPV Infection, AIN
Interventions
Artesunate ointment, Placebo
Drug
Lead sponsor
Frantz Viral Therapeutics, LLC
Industry
Eligibility
18 Years and older
Enrollment
48 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
2
States / cities
Chicago, Illinois • New York, New York
Source: ClinicalTrials.gov public record
Updated May 18, 2025 · Synced Sep 30, 2026, 2:54 AM EDT
Not listed Phase 2 Interventional

Safety and Efficacy Study of TVGV-1 Vaccine to Treat HPV Induced Cervical HSIL

NCT02576561
View directory record Official record
Conditions
Human Papillomavirus, High-Grade Squamous Intraepithelial Lesions
Interventions
TVGV-1, GPI-0100, Placebo
Biological
Lead sponsor
THEVAX Genetics Vaccine
Industry
Eligibility
18 Years to 55 Years · Female only
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2018
U.S. locations
11
States / cities
Tucson, Arizona • Lakewood, Colorado • Port Orange, Florida + 8 more
Source: ClinicalTrials.gov public record
Updated Oct 25, 2017 · Synced Sep 30, 2026, 2:54 AM EDT
Completed No phase listed Observational

Detecting Anal and Genital Human Papillomavirus Infection and Squamous Intraepithelial Lesions in HIV-Positive Patients Enrolled in AIDS Cancer Clinical Trials

NCT00695422
View directory record Official record
Conditions
Aids-related Malignancies, Lymphoma, Precancerous Condition, Sarcoma
Interventions
polymerase chain reaction, cytology specimen collection procedure, histological technique, colposcopic biopsy
Genetic · Other · Procedure
Lead sponsor
AIDS Malignancy Consortium
Network
Eligibility
18 Years and older
Enrollment
47 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2017
U.S. locations
10
States / cities
La Jolla, California • Los Angeles, California • San Francisco, California + 5 more
Source: ClinicalTrials.gov public record
Updated Aug 10, 2020 · Synced Sep 30, 2026, 2:54 AM EDT