# The Caffeine, Postoperative Delirium, and Change in Outcomes After Surgery (CAPACHINOS-2) Study

> **NCT05574400** · PHASE2 · ACTIVE_NOT_RECRUITING · sponsor: **University of Michigan** · enrollment: 250 (estimated)

## Conditions studied

- Postoperative Delirium
- Postoperative Cognitive Dysfunction
- Mild Cognitive Impairment

## Interventions

- **DRUG:** Dextrose Water
- **DRUG:** Caffeine citrate
- **DRUG:** Caffeine citrate

## Key facts

- **NCT ID:** NCT05574400
- **Lead sponsor:** University of Michigan
- **Sponsor class:** OTHER
- **Phase:** PHASE2
- **Study type:** INTERVENTIONAL
- **Status:** ACTIVE_NOT_RECRUITING
- **Start date:** 2023-02-20
- **Primary completion:** 2026-04-16
- **Final completion:** 2026-05-31
- **Target enrollment:** 250 (ESTIMATED)
- **Last updated:** 2026-04-21

## Collaborators

- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT05574400

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT05574400, "The Caffeine, Postoperative Delirium, and Change in Outcomes After Surgery (CAPACHINOS-2) Study". Retrieved via AI Analytics 2026-06-30 from https://api.ai-analytics.org/clinical/NCT05574400. Licensed CC0.

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