# Drug Concentration of Metformin According to Sampling Method

> **NCT03970434** · PHASE1 · COMPLETED · sponsor: **Chonbuk National University Hospital** · enrollment: 20 (actual)

## Conditions studied

- Healthy

## Interventions

- **OTHER:** Venous blood collection
- **OTHER:** Peripheral blood collection

## Key facts

- **NCT ID:** NCT03970434
- **Lead sponsor:** Chonbuk National University Hospital
- **Sponsor class:** OTHER
- **Phase:** PHASE1
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2019-05-30
- **Primary completion:** 2019-06-05
- **Final completion:** 2019-06-05
- **Target enrollment:** 20 (ACTUAL)
- **Last updated:** 2019-06-13


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT03970434

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT03970434, "Drug Concentration of Metformin According to Sampling Method". Retrieved via AI Analytics 2026-06-24 from https://api.ai-analytics.org/clinical/NCT03970434. Licensed CC0.

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*[Clinical trials dataset](/datasets/clinical-trials) · CC0 1.0*