# Transatlantic Active Surveillance on Cardiovascular Safety of NuvaRing (TASC)

> **NCT00524771** · — · COMPLETED · sponsor: **Center for Epidemiology and Health Research, Germany** · enrollment: 34100 (actual)

## Conditions studied

- Contraception

## Interventions

_None listed._

## Key facts

- **NCT ID:** NCT00524771
- **Lead sponsor:** Center for Epidemiology and Health Research, Germany
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** COMPLETED
- **Start date:** 2007-09
- **Primary completion:** 2012-03
- **Final completion:** 2012-06
- **Target enrollment:** 34100 (ACTUAL)
- **Last updated:** 2014-04-09

## Collaborators

- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT00524771

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT00524771, "Transatlantic Active Surveillance on Cardiovascular Safety of NuvaRing (TASC)". Retrieved via AI Analytics 2026-06-19 from https://api.ai-analytics.org/clinical/NCT00524771. Licensed CC0.

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