# Gut-Brain-axis: Targets for Improvement of Cognition in the Elderly

> **NCT04841668** · — · COMPLETED · sponsor: **Institut d'Investigació Biomèdica de Girona Dr. Josep Trueta** · enrollment: 50 (actual)

## Conditions studied

- Type 2 Diabetes Mellitus

## Interventions

- **DRUG:** Metformin

## Key facts

- **NCT ID:** NCT04841668
- **Lead sponsor:** Institut d'Investigació Biomèdica de Girona Dr. Josep Trueta
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** COMPLETED
- **Start date:** 2021-04-10
- **Primary completion:** 2024-12-03
- **Final completion:** 2024-12-03
- **Target enrollment:** 50 (ACTUAL)
- **Last updated:** 2026-03-31


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04841668

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04841668, "Gut-Brain-axis: Targets for Improvement of Cognition in the Elderly". Retrieved via AI Analytics 2026-05-26 from https://api.ai-analytics.org/clinical/NCT04841668. Licensed CC0.

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