Last reviewed 2026-04-20 · How we verify

PF-04171327 Tablet

At a glance

Approved indications

No approved indications tracked.

Common side effects

• Upper respiratory tract infection
• Fatigue
• Nasopharyngitis
• Pharyngitis
• Viral infection
• Alanine aminotransferase increased
• Eosinophilia
• Neutropenia
• Visual impairment
• Abdominal pain upper
• Diarrhoea
• Vomiting

Key clinical trials

• Study Comparing Doses Of An Experimental Glucocorticoid Compound To Prednisone And Placebo In Rheumatoid Arthritis (PHASE2)
• A Study Of PF-04171327 In The Treatment Of The Signs And Symptoms Of Rheumatoid Arthritis (PHASE2)
• PK And Safety Study Of PF-04171327 In Healthy Japanese And Western Subjects In Fasting And Fed Conditions (PHASE1)
• Single Dose Study Of PF-04171327 And Prednisone On Carbohydrate Metabolism (PHASE1)
• A Midazolam Drug Interaction Study With PF-04171327 (PHASE1)
• A Phase 1 Multiple-Dose Escalation and Single Dose (Tablet) Study of PF-04171327 in Healthy Volunteers (PHASE1)

Primary sources

Every claim on this page is sourced from regulatory or scientific primary sources. See our editorial policy for full methodology.