Inflammatory Challenge and Fear (NCT06630884)
Inflammatory Challenge and Fear Extinction: A Model to Enhance Understanding of Posttraumatic Stress Disorder
🩺 Plain-English Summary (8th-Grade Level)
The goal of this study is to learn if short-term changes in the immune system alter how we process information and experience fear. The main questions it aims to answer are: Do people who receive typhoid vaccine respond differently than those who receive a placebo saline vaccine? Do people who receive typhoid vaccine experience changes in how they think and feel? Participants will: Attend four appointments at the San Francisco VA Health Care System; Receive typhoid vaccine or placebo at one of the visits; Have their physiological responding measured while listening to sounds; Complete questionnaires and psychological tests.
Who can join: Review the eligibility criteria below.
Location: San Francisco VA Health Care System — San Francisco, California
Age range: 18 Years to 60 Years
🧪 Interventions in This Study
📋 "Do I Qualify?" — 1-Minute Self Screener
Instant ChecklistFull eligibility criteria are available on the official NIH protocol. View the criteria ↗
📍 All Participating Trial Locations (1 Sites)
- San Francisco VA Health Care System — San Francisco, California
📞 Contact the Study Coordinator
Phone: (415) 221-4810
Email: aoife.odonovan@ucsf.edu
Coordinator details come directly from the registered NIH protocol. Confirm the study is still recruiting before traveling.
💰 Cost, Insurance & Patient Rights
- 100% Free Items: The investigational treatment and protocol-required procedures are supplied at zero cost by the sponsor.
- Routine Patient Care: Under federal law (ACA § 2709) and many state statutes, routine care costs are covered during participation.
- Voluntary Participation: You may withdraw at any time without affecting your standard medical care.
More studies in Posttraumatic Stress Disorder (PTSD)
- Adaptation and Randomized Controlled Trial of Written Exposure Therapy for Adolescents — Charleston, South Carolina
- Open Pilot Trial of Adapted Cognitive Processing Therapy for Comorbid PTSD and Opioid Use Disorder — New York, New York
- Predictors & Mechanisms of Adolescent PTSD — Charleston, South Carolina
- EEG and Actigraphy Biomarkers of Written Exposure Therapy for Posttraumatic Stress Disorder — Belmont, Massachusetts
- Extended Group Written Exposure Therapy for Comorbid PTSD and BPD (Traits) — Hamilton, Ontario
- Personalized Repetitive Transcranial Magnetic Stimulation (PrTMS) for Treatment of Post-Traumatic Stress Disorder (PTSD) — Charlestown, Massachusetts
Explore by condition: All Posttraumatic Stress Disorder (PTSD) clinical trials
💡 How to Participate
- Check the checklist above to see if you may qualify.
- Contact the study coordinator using the phone/email above.
- Ask about the visit schedule, what is covered at no cost, and any travel support.
- Confirm with your own doctor before making a decision.