# A Study of the Effect of Tirzepatide on How the Body Handles Birth Control Pills in Healthy Female Participants

> **NCT04172987** · PHASE1 · COMPLETED · sponsor: **Eli Lilly and Company** · enrollment: 40 (actual)

## Conditions studied

- Healthy

## Interventions

- **DRUG:** Tirzepatide
- **DRUG:** EE/NGM

## Key facts

- **NCT ID:** NCT04172987
- **Lead sponsor:** Eli Lilly and Company
- **Sponsor class:** INDUSTRY
- **Phase:** PHASE1
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2020-02-26
- **Primary completion:** 2021-02-09
- **Final completion:** 2021-02-09
- **Target enrollment:** 40 (ACTUAL)
- **Last updated:** 2023-03-27


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04172987

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04172987, "A Study of the Effect of Tirzepatide on How the Body Handles Birth Control Pills in Healthy Female Participants". Retrieved via AI Analytics 2026-06-02 from https://api.ai-analytics.org/clinical/NCT04172987. Licensed CC0.

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