# A Study in Healthy Men and Women to Test Which Effects Memantine and BI 425809 Have on Each Other

> **NCT03988803** · PHASE1 · COMPLETED · sponsor: **Boehringer Ingelheim** · enrollment: 16 (actual)

## Conditions studied

- Healthy

## Interventions

- **DRUG:** BI 425809
- **DRUG:** Memantine

## Key facts

- **NCT ID:** NCT03988803
- **Lead sponsor:** Boehringer Ingelheim
- **Sponsor class:** INDUSTRY
- **Phase:** PHASE1
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2019-07-17
- **Primary completion:** 2019-10-30
- **Final completion:** 2019-10-30
- **Target enrollment:** 16 (ACTUAL)
- **Last updated:** 2021-04-13


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT03988803

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT03988803, "A Study in Healthy Men and Women to Test Which Effects Memantine and BI 425809 Have on Each Other". Retrieved via AI Analytics 2026-06-12 from https://api.ai-analytics.org/clinical/NCT03988803. Licensed CC0.

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