# CP-690,550 And Oral Contraception Drug-Drug Interaction Study

> **NCT01137708** · PHASE1 · COMPLETED · sponsor: **Pfizer** · enrollment: 20 (actual)

## Conditions studied

- Healthy

## Interventions

- **DRUG:** ethinyloestradiol (EE) and levonorgestrel (LN), CP-690,550 + ethinyloestradiol (EE) and levonorgestrel (LN)
- **DRUG:** CP-690,550 + ethinyloestradiol (EE) and levonorgestrel (LN), ethinyloestradiol (EE) and levonorgestrel (LN)

## Key facts

- **NCT ID:** NCT01137708
- **Lead sponsor:** Pfizer
- **Sponsor class:** INDUSTRY
- **Phase:** PHASE1
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2010-06
- **Primary completion:** 2010-07
- **Final completion:** 2010-07
- **Target enrollment:** 20 (ACTUAL)
- **Last updated:** 2010-08-06


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT01137708

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT01137708, "CP-690,550 And Oral Contraception Drug-Drug Interaction Study". Retrieved via AI Analytics 2026-05-27 from https://api.ai-analytics.org/clinical/NCT01137708. Licensed CC0.

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