# A Study to Evaluate Whether Verapamil Has an Effect on the Uptake and Elimination of Solifenacin and Tamsulosin When Administered in a Combination Tablet

> **NCT01943487** · PHASE1 · COMPLETED · sponsor: **Astellas Pharma Europe B.V.** · enrollment: 36 (actual)

## Conditions studied

- Drug-Drug Interaction (DDI)
- Healthy Subjects

## Interventions

- **DRUG:** EC905
- **DRUG:** verapamil

## Key facts

- **NCT ID:** NCT01943487
- **Lead sponsor:** Astellas Pharma Europe B.V.
- **Sponsor class:** INDUSTRY
- **Phase:** PHASE1
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2009-08
- **Primary completion:** 2009-12
- **Final completion:** 2009-12
- **Target enrollment:** 36 (ACTUAL)
- **Last updated:** 2014-05-30


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT01943487

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT01943487, "A Study to Evaluate Whether Verapamil Has an Effect on the Uptake and Elimination of Solifenacin and Tamsulosin When Administered in a Combination Tablet". Retrieved via AI Analytics 2026-06-02 from https://api.ai-analytics.org/clinical/NCT01943487. Licensed CC0.

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