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CROSSOVER STUDY OF ON-DEMAND PREP FORMULATIONS COMPARING RECTAL AND ORAL TENOFOVIR

Sponsored by National Institute of Allergy and Infectious Diseases (NIAID)

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Current Status

Active, Not Recruiting

Auto-verified from ClinicalTrials.gov

Verified Jan 16, 2026

Phase

Clinical Trial

Sponsor

National Institute of Allergy and Infectious Diseases (NIAID)

Enrollment Target

150

Start Date

Oct 2024

๐Ÿ“Š
1 of 150 participants interested
1% interest

Express Your Interest Today

Interested in learning more? Complete the form below.

Secure & Confidential

Your information is protected and will only be shared with the research team.

Why Participate?

  • No-Cost Study Care

  • Advance Medical Science

    Contribute to groundbreaking research

  • Cutting-Edge Treatment

    Access to innovative therapies

  • Expert Medical Care

    Close monitoring by specialists

  • Possible Compensation*

    For time and travel (varies by study)

  • Help Others

    Benefit future patients

*Compensation varies by study. Confirm details with coordinator.

Simple Process

  1. 1Submit this form
  2. 2Phone screening
  3. 3In-person assessment if eligible
  4. 4Begin participation

About This Study

This is a Phase 2, multi-site, two-period, open label randomized crossover (Period 1 and 2) study. Participants are randomized 1:1 to one of two 8-week on-demand product sequences - TFV douche then oral F/TDF or oral F/TDF then TFV douche - with a 2 to 4-week washout period in between. Domains of safety, acceptability, adherence, and PK/PD (sub-study only) are assessed for each product.

Who Can Participate

Inclusion Criteria

Men aged 18 years or older at the time of screening informed consent 2. Willing and able to provide informed consent to take part in the study 3. Able to read at a level required for the study components (e.g., CASI and SMS) 4. Have access to device and the internet for completion of study procedures 5. Understand and agree to local STI reporting requirements 6. Non-reactive/negative HIV test results at screening and enrollment 7. A history of consensual RAI at least five times in their lifetime and at least once in the prior 3 months 8. Received or self-administered an enema or rectal douche more than half the time prior to engaging in RAI in the past year. 9. Willing and able to use condoms for all sexual intercourse for the duration of participation 10. Agrees not to participate in other research studies involving drugs, biologics, medical devices, vaccines, anal products, or genital products for the duration of the study 11. Willing and able to provide adequ

โ“ Not sure if you qualify? Submit your interest and a study coordinator will help determine your eligibility during the screening process.

Study Details

๐Ÿ“‹

Study Type

INTERVENTIONAL

๐Ÿ‘ฅ

Target Enrollment

150 participants

โšง

Gender

MALE

๐Ÿข

Sponsor

National Institute of Allergy and Infectious Diseases (NIAID)

Study Locations

Choose your preferred location or select flexible during enrollment

Unknown

Birmingham

Alabama

Location available
View Birmingham location page
Unknown

Los Angeles

California

Location available
View Los Angeles location page
Unknown

Lawrenceville

Georgia

Location available
View Lawrenceville location page
Unknown

Baltimore

Maryland

Location available
View Baltimore location page
Unknown

Boston

Massachusetts

Location available
View Boston location page
Unknown

New York

New York

Location available
View New York location page
Unknown

Chapel Hill

North Carolina

Location available
View Chapel Hill location page
Unknown

Pittsburgh

Pennsylvania

Location available
View Pittsburgh location page

Frequently Asked Questions

Q:What is a clinical trial?

A clinical trial is a research study that tests new medical treatments, drugs, devices, or procedures to determine their safety and effectiveness. Trials are carefully designed and monitored to protect participants while advancing medical knowledge.

Q:Is it safe to participate?

Clinical trials follow strict safety guidelines and ethical standards. Trials must be reviewed and approved, and participants are closely monitored by medical professionals throughout the study. You can withdraw at any time if you choose.

Q:Will I be compensated?

Many clinical trials offer compensation for your time, travel expenses, and inconvenience. The specific compensation varies by study and will be discussed during the screening process. All study-related medical care is typically provided at no cost to participants.

Q:Will I receive a placebo instead of treatment?

When effective treatment exists, participants typically receive either the standard treatment plus the study intervention, or the standard treatment plus placebo. You would not be denied effective care. Placebos are primarily used when no proven treatment is available, or in addition to standard care. Your trial consent form will clearly explain what treatments you may receive.

Q:Can I leave a trial if I change my mind?

Absolutely. Participation in clinical trials is completely voluntary. You have the right to withdraw from the study at any time, for any reason, without penalty or loss of benefits to which you are otherwise entitled.

Q:How long does a clinical trial last?

Trial duration varies widely depending on the study design and purpose. Some trials last just a few weeks, while others may continue for months or years. The study coordinator will provide specific timeline information during your screening call.

Still have questions? Our study coordinators are here to help.

Ready to Make a Difference?

Express your interest in this groundbreaking clinical trial

๐Ÿ”’ Secure ยท ๐Ÿฅ Expert Care

Find More HIV AIDS Trials by City

Browse all hiv aids clinical trials in these cities โ€” not just this study.

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Looking for HIV Prevention Treatment in Birmingham?

Join others in Alabama exploring innovative treatment options through clinical research

HIV Prevention Treatment Options in Birmingham, Alabama

If you're searching for HIV Prevention treatment in Birmingham, participating in a clinical research study may provide access to innovative approaches under expert medical supervision. This study is actively recruiting participants in Birmingham, Los Angeles, Lawrenceville and surrounding areas.

Clinical trials offer participants the opportunity to receive cutting-edge treatments while contributing to medical research that may help future patients with HIV Prevention. All study-related care is provided at no cost to participants.

Local Sites
3 locations in Alabama
Now Enrolling
Up to 150 participants
Quick Start
Screening available now

Why Consider a Clinical Trial for HIV Prevention?

Potential Benefits

  • โœ“Access to new treatment approaches before public availability
  • โœ“Close monitoring by experienced medical professionals
  • โœ“Study-related care provided at no cost
  • โœ“Contribute to medical research for HIV Prevention

What to Expect

  • โ†’Initial screening to determine eligibility
  • โ†’Regular check-ups and monitoring visits
  • โ†’Possible compensation for time and travel
  • โ†’You can withdraw at any time

Frequently Asked Questions About This HIV Prevention Study

Important Clinical Trial Information

This information is provided for educational purposes and does not constitute medical advice. Clinical trial participation involves potential risks and benefits. Eligibility requirements apply and will be assessed during the screening process.

Study identifier: NCT06560684. For complete study details, visit ClinicalTrials.gov. Always consult with your healthcare provider before making decisions about your medical care or participating in clinical research.