Last reviewed · How we verify
NCT05323292
Vitamin A Status in Patients With Vocal Fold Leukoplakia
trial in Vitamin A in 90 participants. Enrolling by invitation.
30 June 2026
Quick facts
| Lead sponsor | University of Wisconsin, Madison |
|---|---|
| Status | ENROLLING BY INVITATION |
| Study type | OBSERVATIONAL |
| Enrollment | 90 |
| Start date | 29 June 2022 |
| Primary completion | 30 June 2026 |
| Estimated completion | 31 December 2026 |
| Sites | 1 location across United States |
Conditions studied
- Vitamin A — all drugs for Vitamin A →
- Vitamin A Deficiency — all drugs for Vitamin A Deficiency →
- Leukoplakia — all drugs for Leukoplakia →
- Vocal Cord Neoplasm — all drugs for Vocal Cord Neoplasm →
Sponsor
University of Wisconsin, Madison
Who can join
18 and older, any sex, with Vitamin A or Vitamin A Deficiency. Patients with the condition only — healthy volunteers not accepted.
Sponsor's own description
This study will determine systemic vitamin A status and lesion histopathology of participants with vocal fold hyperkeratosis resulting in clinical leukoplakia.
Publications & conference data
No peer-reviewed publications indexed yet for this trial.
Verify or expand the search:
- PubMed search for NCT05323292
- Europe PMC full search
- ASCO Meeting Library
- ESMO Meeting Library
- bioRxiv preprints
- medRxiv preprints
- Google Scholar
Related trials
Other University of Wisconsin, Madison trials
Trials by the same sponsor.
- NCT07440004 — Testing a Digital Mindfulness Program to Support People Experiencing Suicidal Thoughts · Phase 1 · recruiting
- NCT07278466 — The COMParing App Support Strategies Study · NA · recruiting
- NCT07475104 — Redesigning Surgical Care for Patients in Wisconsin · NA · enrolling by invitation
- NCT07470723 — The ORIGIN-FH Study · NA · recruiting
- NCT06975657 — Well-being Skills for Reentry · NA · recruiting
Verify against primary sources
- ClinicalTrials.gov — authoritative US registry record
- WHO ICTRP — international registry index
- EU Clinical Trials Register
- Sponsor press releases (Google)
- Trial protocol + status: ClinicalTrials.gov NCT05323292 (US National Library of Medicine, public domain)
- Drug + disease cross-links: matched in real time against Drug Landscape's normalised drug + company + condition tables
- Sponsor: as reported to ClinicalTrials.gov by University of Wisconsin, Madison
- Last refreshed: 17 December 2025
Drug Landscape aggregates and links these public records for informational use only. Always verify against the primary source before clinical or regulatory decisions. Canonical URL: https://druglandscape.com/trial/NCT05323292.
Primary sources · FDA · ClinicalTrials.gov · EMA · SEC EDGAR · ChEMBL · Wikidata · full sourcing