# INAS-FOCUS (International Active Surveillance Study - Folate in Oral Contraceptives Utilization Study)

> **NCT01266408** · — · COMPLETED · sponsor: **Center for Epidemiology and Health Research, Germany** · enrollment: 82921 (actual)

## Conditions studied

- Contraception

## Interventions

_None listed._

## Key facts

- **NCT ID:** NCT01266408
- **Lead sponsor:** Center for Epidemiology and Health Research, Germany
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** COMPLETED
- **Start date:** 2010-11-22
- **Primary completion:** 2019-09-29
- **Final completion:** 2019-10-02
- **Target enrollment:** 82921 (ACTUAL)
- **Last updated:** 2020-07-28

## Collaborators

- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT01266408

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT01266408, "INAS-FOCUS (International Active Surveillance Study - Folate in Oral Contraceptives Utilization Study)". Retrieved via AI Analytics 2026-06-02 from https://api.ai-analytics.org/clinical/NCT01266408. Licensed CC0.

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