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Showing 1–15 of 15 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: Conceptrol Clear all
Completed Phase 3 Interventional Accepts healthy volunteers Results available

Study of the Safety and Contraceptive Efficacy of C31G Compared to Conceptrol®

NCT00274261
View directory record Official record
Conditions
Pregnancy
Interventions
C31G, nonoxynol-9 (N-9)
Drug
Lead sponsor
Premier Research
Other
Eligibility
18 Years to 40 Years · Female only
Enrollment
1,565 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2004 – 2008
U.S. locations
15
States / cities
Berkeley, California • Los Angeles, California • Aurora, Colorado + 11 more
Source: ClinicalTrials.gov public record
Updated Apr 30, 2018 · Synced Sep 2, 2026, 9:19 PM EDT
Completed Not applicable Interventional

Investigating Wrong-Patient Computerized Physician Order Entry (CPOE) Errors

NCT01262053
View directory record Official record
Conditions
Wrong Patient Computerized Physician Order Entry Errors
Interventions
Passive Intervention, Active Intervention, Control
Other
Lead sponsor
Montefiore Medical Center
Other
Eligibility
Not listed
Enrollment
4,028 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2011
U.S. locations
1
States / cities
The Bronx, New York
Source: ClinicalTrials.gov public record
Updated Sep 10, 2018 · Synced Sep 2, 2026, 9:19 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Postcoital Testing Study of the SILCS Diaphragm Used With 3% N-9 Gel, ContraGel, or No Gel

NCT02309554
View directory record Official record
Conditions
Contraception
Interventions
SILCS diaphragm used with ContraGel, SILCS diaphragm used with 3% Nonoxynol-9, SILCS diaphragm
Other
Lead sponsor
CONRAD
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
27 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2016
U.S. locations
1
States / cities
Norfolk, Virginia
Source: ClinicalTrials.gov public record
Updated Jul 31, 2016 · Synced Sep 2, 2026, 9:19 PM EDT
Completed Early Phase 1 Interventional Accepts healthy volunteers

A Pilot Study for Toxicity Evaluation of HIV Rectal Microbicides

NCT00389311
View directory record Official record
Conditions
HIV Infections
Interventions
Normosol-R, Nonoxynol-9, Gastrointestinal instrumentation
Drug · Procedure
Lead sponsor
Johns Hopkins University
Other
Eligibility
21 Years and older · Male only
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2009
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 31, 2015 · Synced Sep 2, 2026, 9:19 PM EDT
Completed Phase 2Phase 3 Interventional Accepts healthy volunteers

Effectiveness of BufferGel as a Vaginal Contraceptive

NCT00065858
View directory record Official record
Conditions
Pregnancy
Interventions
BufferGel
Drug
Lead sponsor
Premier Research
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
975 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2001 – 2005
U.S. locations
9
States / cities
Berkeley, California • Los Angeles, California • Denver, Colorado + 5 more
Source: ClinicalTrials.gov public record
Updated Aug 18, 2016 · Synced Sep 2, 2026, 9:19 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Postcoital Testing of the SILCS Diaphragm

NCT00561613
View directory record Official record
Conditions
Contraceptive Device
Interventions
SILCS and lubricant, SILCS and spermicide
Other
Lead sponsor
CONRAD
Other
Eligibility
18 Years to 45 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2003 – 2004
U.S. locations
2
States / cities
Pittsburgh, Pennsylvania • Norfolk, Virginia
Source: ClinicalTrials.gov public record
Updated Dec 23, 2007 · Synced Sep 2, 2026, 9:19 PM EDT
Completed Phase 3 Interventional Accepts healthy volunteers Results available

Study of Contraceptive Efficacy & Safety of Phexxi™ (Previously Known as Amphora) Gel Compared to Conceptrol Vaginal Gel

NCT01306331
View directory record Official record
Conditions
Contraception
Interventions
Conceptrol, Amphora
Drug
Lead sponsor
Evofem Inc.
Industry
Eligibility
18 Years to 35 Years · Female only
Enrollment
3,389 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2014
U.S. locations
41
States / cities
Birmingham, Alabama • Little Rock, Arkansas • Anaheim, California + 32 more
Source: ClinicalTrials.gov public record
Updated Jul 11, 2022 · Synced Sep 2, 2026, 9:19 PM EDT
Completed Not applicable Interventional

AI-Assisted Acute Myeloid Leukemia Evaluation With the Leukemia End-to-End Analysis Platform (LEAP) Versus Clinician-Only Assessment

NCT07203885
View directory record Official record
Conditions
Acute Promyelocytic Leukemia (APL), Acute Myeloid Leukaemia (AML)
Interventions
Unaided Review First, Then AI-Assisted Review, AI-Assisted Review First, Then Unaided Review
Behavioral
Lead sponsor
Harvard Medical School (HMS and HSDM)
Other
Eligibility
Not listed
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Oct 30, 2025 · Synced Sep 2, 2026, 9:19 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Study of the Effects of Advantage 24 on the Rectum

NCT00000929
View directory record Official record
Conditions
HIV Infections
Interventions
Nonoxynol-9
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years and older · Male only
Enrollment
70 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
Ends 1999
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Oct 28, 2021 · Synced Sep 2, 2026, 9:19 PM EDT
Completed Phase 2Phase 3 Interventional Accepts healthy volunteers Results available

Contraceptive Effectiveness and Safety of the SILCS Diaphragm

NCT00578877
View directory record Official record
Conditions
Contraception
Interventions
SILCS Diaphragm, Nonoxynol-9 Gel, Buffer Gel
Device · Combination Product
Lead sponsor
CONRAD
Other
Eligibility
18 Years to 40 Years
Enrollment
450 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2009
U.S. locations
6
States / cities
Los Angeles, California • Baltimore, Maryland • Philadelphia, Pennsylvania + 3 more
Source: ClinicalTrials.gov public record
Updated Mar 15, 2018 · Synced Sep 2, 2026, 9:19 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers

Identification of Novel Biomarkers of Cervicovaginal Mucosal Inflammation

NCT01593124
View directory record Official record
Conditions
Vaginal Inflammation, Vaginal Infections
Interventions
Imiquimod, Placebo, Nonoxynol-9
Drug · Other
Lead sponsor
CONRAD
Other
Eligibility
21 Years to 45 Years · Female only
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2013
U.S. locations
1
States / cities
Norfolk, Virginia
Source: ClinicalTrials.gov public record
Updated Mar 30, 2015 · Synced Sep 2, 2026, 9:19 PM EDT
Completed Phase 2Phase 3 Interventional Accepts healthy volunteers

Evaluation of Computer-assisted, Non-cathartic CT Colonography

NCT01200303
View directory record Official record
Conditions
Colonic Polyps
Interventions
non-cathartic CTC
Procedure
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
50 Years to 80 Years
Enrollment
605 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2011
U.S. locations
3
States / cities
San Francisco, California • Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Aug 4, 2015 · Synced Sep 2, 2026, 9:19 PM EDT
Enrolling by invitation Not applicable Interventional

AI-Augmented Diagnostic Assessment With ENLIGHT Versus Independent Pathologist Review

NCT07741058
View directory record Official record
Conditions
Cancer
Interventions
Unaided Review First, Then AI as Double-Check, Then AI as First-Look., Unaided Review First, Then AI as First-Look, Then AI as Double-Check., AI as Double-Check First, Then AI as First-Look, Then Unaided Review., AI as First-Look First, Then AI as Double-Check, Then Unaided Review.
Behavioral
Lead sponsor
Harvard Medical School (HMS and HSDM)
Other
Eligibility
Not listed
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Aug 2, 2026 · Synced Sep 2, 2026, 9:19 PM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

The K-Map Study, Global Prevalence of KC

NCT03115710
View directory record Official record
Conditions
Keratoconus
Interventions
Rotating Scheimpflug camera (Pentacam HR)
Diagnostic Test
Lead sponsor
University Hospital, Geneva
Other
Eligibility
6 Years to 23 Years
Enrollment
20,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2030
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Aug 10, 2025 · Synced Sep 2, 2026, 9:19 PM EDT
Completed Phase 3 Interventional Accepts healthy volunteers

A Study of Nonoxynol-9 (N-9) and HIV Infection

NCT00000926
View directory record Official record
Conditions
HIV Infections
Interventions
Nonoxynol-9
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years and older · Female only
Enrollment
4,400 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
Ends 2001
U.S. locations
1
States / cities
Research Triangle Park, North Carolina
Source: ClinicalTrials.gov public record
Updated Oct 28, 2021 · Synced Sep 2, 2026, 9:19 PM EDT