Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Sep 7, 2026, 2:17 PM EDT

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Showing 1–18 of 18 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
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 – 2027
U.S. locations
1
States / cities
San Francisco, California
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
Completed Not applicable Interventional Accepts healthy volunteers Results available

Comprehensive HIV Prevention Package for MSM in Southern Africa: Pilot Study (Sibanye Health Project)

NCT02043015
Conditions
HIV
Interventions
Condom choices, Condom-compatible lubricant choices, Couples HIV counseling and testing (CVCT), Pre-exposure prophylaxis with FTC/TDF, Staff and provider MSM and LGBT sensitization training, HIV Testing and Risk-reduction counseling, Linkage to care
Behavioral · Drug · Other
Lead sponsor
Emory University
Other
Eligibility
18 Years and older · Male only
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2017
U.S. locations
2
States / cities
Atlanta, Georgia • Baltimore, Maryland
Conditions
Anal Carcinoma, HIV Infection, Human Papillomavirus Infection
Interventions
Cytology Specimen Collection Procedure, Laboratory Biomarker Analysis
Procedure · Other
Lead sponsor
Jonsson Comprehensive Cancer Center
Other
Eligibility
18 Years and older · Male only
Enrollment
415 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2028
U.S. locations
3
States / cities
Los Angeles, California • Palm Springs, California
Conditions
Colorectal Cancer
Interventions
Right time eating, Delayed time eating, Sigmoidoscopy, Optional 24h circadian assessment in the Biological Rhythms lab, Alcohol
Other · Procedure
Lead sponsor
Rush University Medical Center
Other
Eligibility
21 Years to 75 Years
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2026
U.S. locations
1
States / cities
Chicago, Illinois
Conditions
Anal Canal HPV Infection Diagnosis, Anal Dysplasia Diagnosis, Anal Cancer
Interventions
HC2 collection kit with a swab or brush
Device
Lead sponsor
Laser Surgery Care
Other
Eligibility
18 Years to 90 Years
Enrollment
300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2011
U.S. locations
1
States / cities
New York, New York
Conditions
HPV Infection, HIV Infections, HPV-Related Malignancy
Interventions
Mail-based Saliva Sample Kit, Study-related Surveys
Diagnostic Test · Other
Lead sponsor
University of California, San Francisco
Other
Eligibility
35 Years and older
Enrollment
135 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
San Francisco, California
Conditions
Renal Transplant
Interventions
Stool Specimen Collection, Anal Swab Sampling, Short Diet Assessment (SDA), NHANES Dietary Screener Questionnaire (DSQ)
Other
Lead sponsor
Emory University
Other
Eligibility
18 Years and older
Enrollment
3 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
2
States / cities
Atlanta, Georgia
Completed Not applicable Interventional Accepts healthy volunteers Results available

The Self-Sampling Pilot Study

NCT07085845
Conditions
Squamous Cell Carcinoma of the Anus
Interventions
Inserting a swab 5 cm into the anus during self-sampling, Self-sampling with a swab by inserting the swab 3 cm into the anus.
Other
Lead sponsor
Medical College of Wisconsin
Other
Eligibility
35 Years and older · Male only
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025
U.S. locations
1
States / cities
Milwaukee, Wisconsin
Completed Not applicable Interventional Accepts healthy volunteers Results available

The Prevent Anal Cancer Self-Swab Study

NCT03489707
Conditions
Anal Cancer
Interventions
Home-based human papillomavirus (HPV) DNA screening, Clinic-based human papillomavirus (HPV) DNA screening
Behavioral
Lead sponsor
Medical College of Wisconsin
Other
Eligibility
25 Years and older
Enrollment
253 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2023
U.S. locations
1
States / cities
Milwaukee, Wisconsin
Conditions
Human Immunodeficiency Virus (HIV), Human Papillomavirus (HPV)
Interventions
Perianal and Digital Anorectal Exam, Cervical Swabs, Anal Swabs, High Resolution Anoscopy (HRA)
Procedure
Lead sponsor
Emory University
Other
Eligibility
18 Years and older · Female only
Enrollment
143 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2017
U.S. locations
1
States / cities
Atlanta, Georgia
Conditions
HIV Infection
Interventions
Cytology Specimen Collection Procedure, Laboratory Biomarker Analysis, Medical Examination, Physical Examination, Proctoscopy with Biopsy, Questionnaire Administration
Other · Procedure
Lead sponsor
AIDS Malignancy Consortium
Network
Eligibility
18 Years and older · Male only
Healthy volunteers
Healthy volunteers not accepted
Timeline
2027 – 2031
U.S. locations
1
States / cities
San Francisco, California
Recruiting Not applicable Interventional Accepts healthy volunteers

Screening Strategies Among High-risk Populations for Anal Cancer

NCT06628570
Conditions
Neoplasms, HPV-Related Anal Squamous Cell Carcinoma
Interventions
HRA + Biopsy, Anal Cytology, Genotyping of anal hrHPV infection, CINtec®PLUS
Diagnostic Test
Lead sponsor
Lisa Flowers
Other
Eligibility
30 Years to 80 Years
Enrollment
500 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2028
U.S. locations
4
States / cities
Miami, Florida • Atlanta, Georgia
Conditions
Anal Cancer, Nonneoplastic Condition, Precancerous Condition
Interventions
Papanicolaou test
Other
Lead sponsor
Jonsson Comprehensive Cancer Center
Other
Eligibility
18 Years and older · Male only
Enrollment
48 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2016
U.S. locations
1
States / cities
Los Angeles, California
Recruiting Not applicable Interventional Accepts healthy volunteers

Self-sampling to Optimize Anal Lesion Outcomes

NCT07192055
Conditions
Anal Cancer
Interventions
Self-sampling, Nylon-flocked Swab
Behavioral · Other
Lead sponsor
Medical College of Wisconsin
Other
Eligibility
35 Years and older
Enrollment
572 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2029
U.S. locations
3
States / cities
Chicago, Illinois • Houston, Texas • Milwaukee, Wisconsin
Conditions
HIV Infection, Human Papillomavirus Infection, Human Papillomavirus-Related Carcinoma
Interventions
Cytology Specimen Collection Procedure, High Resolution Anoscopy with Biopsy, Laboratory Biomarker Analysis, Medical Examination, Physical Examination, Questionnaire Administration
Other · Procedure
Lead sponsor
AIDS Malignancy Consortium
Network
Eligibility
18 Years and older · Male only
Healthy volunteers
Healthy volunteers not accepted
Timeline
2027 – 2031
U.S. locations
1
States / cities
San Francisco, California
Completed No phase listed Observational Results available

Anal Human Papillomavirus in Inflammatory Bowel Disease Study

NCT01364896
Conditions
Inflammatory Bowel Disease (IBD), Ulcerative Colitis (UC), Crohn's Disease (CD), Anal Human Papillomavirus
Interventions
Venous blood samples, anal swab samples, vaginal swab samples, high resolution anoscopy (HRA), anal biopsy samples
Procedure
Lead sponsor
University of Pittsburgh
Other
Eligibility
18 Years to 65 Years
Enrollment
46 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2015
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Conditions
Anal Carcinoma, Cervical Carcinoma, Malignant Female Reproductive System Neoplasm, Rectal Carcinoma, Vaginal Carcinoma, Vulvar Carcinoma
Interventions
Biospecimen Collection, Prasterone, Survey Administration
Procedure · Drug · Other
Lead sponsor
Ohio State University Comprehensive Cancer Center
Other
Eligibility
50 Years and older · Female only
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026
U.S. locations
1
States / cities
Columbus, Ohio