# Drug Use Investigation (DUI) of YazFlex for Endometriosis-associated Pelvic Pain and/or Dysmenorrhea

> **NCT03126747** · — · COMPLETED · sponsor: **Bayer** · enrollment: 715 (actual)

## Conditions studied

- Endometriosis and Dysmenorrhea

## Interventions

- **DRUG:** BAY86-5300_YAZ-Flex

## Key facts

- **NCT ID:** NCT03126747
- **Lead sponsor:** Bayer
- **Sponsor class:** INDUSTRY
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** COMPLETED
- **Start date:** 2017-06-29
- **Primary completion:** 2021-06-17
- **Final completion:** 2021-11-17
- **Target enrollment:** 715 (ACTUAL)
- **Last updated:** 2022-11-16


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT03126747

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT03126747, "Drug Use Investigation (DUI) of YazFlex for Endometriosis-associated Pelvic Pain and/or Dysmenorrhea". Retrieved via AI Analytics 2026-05-28 from https://api.ai-analytics.org/clinical/NCT03126747. Licensed CC0.

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