The purpose of this study in healthy people is to evaluate safety, toleration and time course of plasma concentration of single inhaled doses of PF-05212372.

Inclusion Criteria:

Healthy subjects. (Healthy is defined as no clinically relevant abnormalities identified by a detailed medical history, full physical examination, including blood pressure and pulse rate measurement, 12-lead ECG and clinical laboratory tests).

Exclusion Criteria:

• Evidence or history of clinically significant hematological, renal, endocrine, pulmonary, gastrointestinal, cardiovascular, hepatic, psychiatric, neurologic, or allergic disease (including drug allergies, but excluding untreated, asymptomatic, seasonal allergies at time of dosing).
• A positive urine drug screen.
• Treatment with an investigational drug within the past 30 days (or local regulations) or 5 half-lives preceding the first dose of study medication.