# Aspirin for the Management of Endometriosis-associated Pelvic Pain

> **NCT05156879** · PHASE4 · UNKNOWN · sponsor: **Women's Hospital School Of Medicine Zhejiang University** · enrollment: 220 (estimated)

## Conditions studied

- Pelvic Pain

## Interventions

- **DRUG:** Aspirin
- **DRUG:** Drospirenone ethinyl estradiol

## Key facts

- **NCT ID:** NCT05156879
- **Lead sponsor:** Women's Hospital School Of Medicine Zhejiang University
- **Sponsor class:** OTHER
- **Phase:** PHASE4
- **Study type:** INTERVENTIONAL
- **Status:** UNKNOWN
- **Start date:** 2021-12-23
- **Primary completion:** 2024-12
- **Final completion:** 2025-06
- **Target enrollment:** 220 (ESTIMATED)
- **Last updated:** 2022-01-24


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT05156879

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT05156879, "Aspirin for the Management of Endometriosis-associated Pelvic Pain". Retrieved via AI Analytics 2026-06-02 from https://api.ai-analytics.org/clinical/NCT05156879. Licensed CC0.

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*[Clinical trials dataset](/datasets/clinical-trials) · CC0 1.0*