# A Study To Compare The Effectiveness Of Tofacitinib 11 Mg Once A Day To Tofacitinib 5 Mg Twice A Day

> **NCT04267380** · — · COMPLETED · sponsor: **Pfizer** · enrollment: 298 (actual)

## Conditions studied

- Arthritis Rheumatoid

## Interventions

_None listed._

## Key facts

- **NCT ID:** NCT04267380
- **Lead sponsor:** Pfizer
- **Sponsor class:** INDUSTRY
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** COMPLETED
- **Start date:** 2018-09-30
- **Primary completion:** 2019-08-31
- **Final completion:** 2019-08-31
- **Target enrollment:** 298 (ACTUAL)
- **Last updated:** 2023-05-22


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04267380

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04267380, "A Study To Compare The Effectiveness Of Tofacitinib 11 Mg Once A Day To Tofacitinib 5 Mg Twice A Day". Retrieved via AI Analytics 2026-05-28 from https://api.ai-analytics.org/clinical/NCT04267380. Licensed CC0.

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