Short and Long Term Outcomes of Doxycycline Versus Trimethoprim-Sulfamethoxazole for Skin and Soft Tissue Infections Treatment
Public ClinicalTrials.gov record NCT03637400. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.
Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.
Official title
Short and Long Term Outcomes of Doxycycline Versus Trimethoprim-Sulfamethoxazole for Treatment of Uncomplicated Skin and Soft Tissue Infections
Brief summary
Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.
The purpose of this study is to compare how well two different antibiotics, doxycycline (DOXY) and trimethoprim/sulfamethoxazole (TMP/SMX), work at curing uncomplicated skin and soft tissue infection (uSSTI) such as 1.Boils (pus in the skin, also known as abscesses and furuncles) or 2. Infections that appear only on the skin surface (called cellulitis and erysipelas) that have pus.
Study identification
- NCT ID
- NCT03637400
- Recruitment status
- Completed
- Study type
- Interventional
- Phase
- Phase 2
- Enrollment
- 269 participants
Conditions and interventions
Eligibility (public fields only)
- Age range
- 9 Years to 85 Years
- Sex
- All
- Healthy volunteers
- Healthy volunteers not accepted
This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.
Study timeline
- Start date
- Nov 25, 2018
- Primary completion
- Feb 11, 2024
- Completion
- Jun 29, 2025
- Last update posted
- Dec 3, 2025
2018 – 2025
United States locations
- U.S. sites
- 3
- U.S. states
- 2
- U.S. cities
- 3
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| Olive View-UCLA Medical Center | Sylmar | California | 91342 | — |
| Harbor-UCLA Medical Center | Torrance | California | 90509 | — |
| Washington University | St Louis | Missouri | 63130 | — |
Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.
About this trial record page
- What this page shows
- Public field values for ClinicalTrials.gov record NCT03637400, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
- What this page does not do
- No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
- Where the data comes from
- Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
- Last refresh
- Last update posted Dec 3, 2025 · Synced Sep 10, 2026
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Open the official record
The complete protocol, eligibility criteria, and contact information for NCT03637400 live on ClinicalTrials.gov.