Medical Information Only. Consult your healthcare provider before considering clinical trial enrollment.

ClinicalTrials.gov 1 recruiting now small index

Unprotected Sex clinical trials

1 of 5 indexed Unprotected Sex trials are currently recruiting.

Corpus placement: #3,391 of 28,707 conditions by registered trial count.

Jump to open trials → Trial finder

5 US clinical trials · 1 currently recruiting · #3,391 of 28,707 conditions by registered trial count

Unprotected Sex: 5 US clinical trials tracked, 1 recruiting.

Unprotected Sex is the subject of 5 registered US clinical trials on ClinicalTrials.gov, 1 of them currently open to new participants. The most active sponsor is Child Trends, running 4 of these trials.

Enrollment posture brief

Registry condition unprotected-sex

OPEN 1 | RECR 20% | LATE 0 | EARLY 0 | RANK #3391 | SPON 4

Volume-matched condition peers

Nearest open-share peer: Accelerated Phase Chronic Myelogenous Leukemia, BCR-ABL1 Positive (20% recruiting · 10 trials)

Ablation80%ACL Reconstruction80%Abuse, Drug60%Acceptability60%Unprotected Sex (this)20%
Open-enrollment share among volume-matched conditions near Unprotected Sex

Unprotected Sex lists 1 open slots (20% of 5 indexed trials). Peers are matched on registered volume, not therapeutic-area browse lists. How peer matching works →

Key findings

What ClinicalTrials.gov does not surface for Unprotected Sex on its own pages , computed from the registry mirror as of 2026-08-08. Each line carries its own denominator so it can be quoted as it stands.

  1. Unprotected Sex is recruiting below its size-band peers.

    1 of 5 indexed trials (20%) are open to enrollment, against a 46.5% average across 27,806 conditions with fewer than 20 trials. The peer set uses the same ClinicalTrials.gov-derived counts as this page.

  2. One sponsor concentrates Unprotected Sex research.

    Child Trends accounts for 4 of 5 trials (80%). 2 distinct sponsors appear on at least one study for this condition label.

  3. Typical Unprotected Sex enrolment sits around 1,000 participants.

    Median target enrolment is 1,000 among the 5 trials that report a genuine target (sentinel values excluded). 0 of those (0%) plan for fewer than 100 participants.

  4. Unprotected Sex research is mostly interventional.

    5 interventional and 0 observational studies make up this index (100% interventional). Study type is sponsor-reported on ClinicalTrials.gov.

Phase Distribution

Phase data not available

Top Sponsors

Child Trends 4 trials
Johns Hopkins Bloomberg School of Public Health 1 trials

Named interventions

Most-linked intervention names on Unprotected Sex records (sponsor-reported on ClinicalTrials.gov). Counts are trial links, not unique products.

Re:MIX, a multi-layer comprehensive teen pregnancy prevention intervention aimed at reducing pregnancy and STIs among youth ages 13-17 Behavioral
1 trials
Post-High School Readiness Behavioral
1 trials
Manhood 2.0 Behavioral
1 trials
Pulse Behavioral
1 trials
Control Program Other
1 trials
Respecting the Circle of Life (RCL) Behavioral
1 trials
SafeSpace General Health Behavioral
1 trials
SafeSpace Sexual Health Behavioral
1 trials

US sites by state

Facility locations filed on Unprotected Sex trials. A trial with sites in several states counts in each.

Maryland 2 trials
Texas 1 trials
District of Columbia 1 trials
Arizona 1 trials

Source: ClinicalTrials.gov, National Library of Medicine. Data is informational only.

Related

Read our methodology - how this data is sourced, computed, and verified.

What to do with this Unprotected Sex page

5 registered trials, 1 currently recruiting, is a starting point for a conversation, not a diagnosis or a recommendation.

  • 1 Unprotected Sex trials are currently recruiting, check eligibility criteria before contacting a site. Browse recruiting trials
  • Child Trends sponsors the most Unprotected Sex trials on record, review their full trial history before evaluating a specific study. See Child Trends's trials
  • Bring the specific trial ID (NCT number) to your own doctor before enrolling, this page is a directory, not medical guidance. Read the trial-finding guide

Trial and recruiting counts reflect ClinicalTrials.gov registry status as of the data vintage above; individual trial eligibility and enrollment status can change.

Every figure on PlainTrial is rendered directly from the ClinicalTrials.gov registry, no number is typed in by an editor. This Unprotected Sex condition card totals 5 registered trials; most-linked intervention Re:MIX, a multi-layer comprehensive teen pregnancy prevention intervention aimed at reducing pregnancy and STIs among youth ages 13-17; top US site state Maryland. See our editorial standards & corrections policy, the methodology behind these numbers, the data changelog, or report a data error.