# Assessing the Pharmacokinetics and Drug Interaction Liability of Kratom, an Opioid-like Natural Product

> **NCT04392011** · EARLY_PHASE1 · COMPLETED · sponsor: **Washington State University** · enrollment: 15 (actual)

## Conditions studied

- Interaction Drug Food

## Interventions

- **DRUG:** Midazolam HCl
- **DRUG:** Dextromethorphan HBr
- **DIETARY_SUPPLEMENT:** Kratom

## Key facts

- **NCT ID:** NCT04392011
- **Lead sponsor:** Washington State University
- **Sponsor class:** OTHER
- **Phase:** EARLY_PHASE1
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2019-10-09
- **Primary completion:** 2021-08-31
- **Final completion:** 2021-08-31
- **Target enrollment:** 15 (ACTUAL)
- **Last updated:** 2023-12-20

## Collaborators

- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04392011

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04392011, "Assessing the Pharmacokinetics and Drug Interaction Liability of Kratom, an Opioid-like Natural Product". Retrieved via AI Analytics 2026-06-04 from https://api.ai-analytics.org/clinical/NCT04392011. Licensed CC0.

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