Comparison of the Effect on the Glucose Infusion Rates Between Inhaled Technosphere Insulin and a Subcutaneous Injection of Regular Human Insulin

Inclusion criteria

• Subjects must be in good health, as judge by brief history and physical examination.
• Sex: both, male and female.
• Age: 18-40 years.
• Body mass index: 18-27 kg/m2.
• Capability to reach peak inspiratory flow of >41/sec measured by a computer assisted spirometry.
• FEV1 equal to or greater than 80% of predicted normal.

Exclusion criteria

• Diabetes Mellitus type 1 or type 2.
• Human insulin antibodies.
• Anamnestic history of hypersensitivity to the study medication or to drugs with similar chemical structures.
• Having a history of severe or multiple allergies.
• Treatment with any other investigational drug in the last three months before study entry.
• Progressive fatal disease.
• History of significant cardiovascular, respiratory, gastrointestinal, hepatic, renal, neurological, psychiatric and /or hematological disease.
• Having ongoing respiratory tract infection.
• Smoker defined as subjects with evidence or history of tobacco or nicotine use in the last year prior to entry in the study.
• Blood donation within the last 30 days.
• A woman who is lactating.
• Pregnant women or women intending to become pregnant during the study.
• A sexually active woman of childbearing age not actively practicing birth control or using medically accepted device or therapy.
• A lack of compliance or other reasons, which prevent to the opinion of the investigator the participation of the subject in the study.