# Measurement of Insulin Levels in the Cerebrospinal Fluid of Healthy Adults After a Single Intranasal Dose - Middle Age

> **NCT06434038** · PHASE1 · WITHDRAWN · sponsor: **HealthPartners Institute**

## Conditions studied

- Healthy

## Interventions

- **DRUG:** Low Dose Regular insulin
- **DRUG:** High Dose Regular insulin
- **OTHER:** 0.9% Saline

## Key facts

- **NCT ID:** NCT06434038
- **Lead sponsor:** HealthPartners Institute
- **Sponsor class:** OTHER
- **Phase:** PHASE1
- **Study type:** INTERVENTIONAL
- **Status:** WITHDRAWN
- **Start date:** 2025-08-30
- **Primary completion:** 2026-02-28
- **Final completion:** 2026-02-28
- **Target enrollment:** 0 (ACTUAL)
- **Why stopped:** We are closing this clinical protocol due to supply chain issues. We are no longer able to obtain the intranasal delivery device.
- **Last updated:** 2025-11-25

## Collaborators

- [object Object]
- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT06434038

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT06434038, "Measurement of Insulin Levels in the Cerebrospinal Fluid of Healthy Adults After a Single Intranasal Dose - Middle Age". Retrieved via AI Analytics 2026-08-22 from https://api.ai-analytics.org/clinical/NCT06434038. Licensed CC0.

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