Study Of PF-06817024 In Healthy Subjects, In Patients With Chronic Rhinosinusitis With Nasal Polyps And in Patients With Atopic Dermatitis

A PHASE 1, RANDOMIZED, DOUBLE-BLIND, THIRD-PARTY OPEN, PLACEBO-CONTROLLED, DOSE ESCALATING STUDY TO EVALUATE THE SAFETY, TOLERABILITY, PHARMACOKINETICS AND PHARMACODYNAMICS OF SINGLE AND/OR MULTIPLE INTRAVENOUS AND/OR SUBCUTANEOUS DOSES OF PF-06817024 IN HEALTHY SUBJECTS WHO MAY BE MILDLY ATOPIC, SUBJECTS WITH CHRONIC RHINOSINUSITIS WITH NASAL POLYPS, AND SUBJECTS WITH MODERATE-SEVERE ATOPIC DERMATITIS

The purpose of this study is to evaluate safety, tolerability, pharmacokinetics, and pharmacodynamics of PF-06817024 in healthy volunteers, in participants with chronic rhinosinusitis, with nasal polyps and in participants with moderate-to-severe Atopic Dermatitis

The purpose of the study for Part 1 is to evaluate the safety and tolerability of PF-06817024 in healthy subjects.

The purpose of the study for Part 2 is to evaluate the safety and tolerability of PF-06817024 in patients with chronic rhinosinusitis with nasal polyps.

The purpose of the study for Part 3 is to evaluate the safety and tolerability of PF-06817024 in patients with moderate-to-severe Atopic Dermatitis

Inclusion Criteria

• Healthy male subjects, healthy female subjects of non-childbearing potential, 18-55 years of age (Part 1)
• Male subjects, female subjects of non-childbearing potential, female subjects of childbearing potential with documented bilateral tubal ligation (tubes tied) or bilateral salpingectomy (tubes removed), 18-65 years of age, and 2 of the following symptoms: nasal congestion/obstruction, nasal discharge, face pain/pressure,or reduction/loss of smell (Part 2)
• Male or female subjects between the ages of 18 and 75 years, inclusive with moderate-to-severe Atopic Dermatitis, agree to avoid prolonged exposure to the sun and not to use tanning booths, sun lamps, or other ultraviolet light sources during the study (Part 3)

Exclusion Criteria:

• Clinically significant diseases (cardiac, psychiatric, autoimmune, renal, etc.), positive urine drug test, fever within 7 days of dosing, active infections within 28 days of dosing (Part 1 and 2 and 3)
• History of allergic reaction to topical lidocaine, nasal surgery within 6 months (Part 2)
• Exposure to live or attenuated vaccines, have skin conditions other than Atopic Dermatitis, use of JAK inhibitors and biologics (Part 3)