Study of the Efficacy and Safety of Inhaled Technosphere Insulin in Patients With Type 2 Diabetes

MannKind

Status and phase

Completed

Phase 2

Conditions

Type 2 Diabetes Mellitus

Treatments

Drug: Technosphere Insulin

Drug: Technosphere Placebo

Study type

Interventional

Funder types

Industry

Identifiers

NCT00511602

PDC-INS-0008

Details and patient eligibility

About

Primary objective to evaluate the effect of a 12-week treatment period with prandial administration of Technosphere Insulin on glucose control in subjects with T2 DM. Secondary objective is to Evaluate the safety and tolerability of a 12-week treatment period of Technosphere Insulin and Technosphere Placebo.

Enrollment

123 patients

Sex

All

Ages

18 to 80 years old

Volunteers

No Healthy Volunteers

Inclusion criteria

Clinical diagnosis of T2 DM of >2 years and <12 years duration
Insulin treatment naive treated with diet/exercise or single/combination oral anti-diabetic agents, such as metformin, sulfonylurea, and/or thiazolidinediones
Stable regimen for >3 months of oral anti-diabetes medication prior to enrollment
HbA1c >6.6% and <10.5%
BMI <38 kg/m2
18-80 years of age
Baseline FVC and FEV1 >80% and <120% of predicted normal as measured by spirometry
Baseline DLCO >80% and <120% of predicted normal

Exclusion criteria

Clinical diagnosis of type 1 diabetes mellitus
Subjects currently using insulin therapy or at the time of screening
Known hypersensitivity to the study drug or to drugs of similar chemical structures
Fasting plasma glucose >270 mg/dL without adequate explanation of a transient causality (screen could be repeated after a 2-week interim period)
History of severe or multiple allergies
History of tobacco or nicotine test at screening
Severe complications of diabetes including history of blindness from or Stage III or IV diabetic retinopathy, history of renal failure requiring dialysis or transplantation, history of amputation of limbs or digits related to diabetic vasculopathy
Treatment with another investigational drug within 3 months prior to study entry (and for the duration of the study)
Use of medications known to modify glucose metabolism or to decrease the ability to recover from hypoglycemia such as oral, parenteral, and inhaled steroids, beta blockers, with the exception of beta blocker ophthalmic solutions for glaucoma or ocular hypertension, or hydrochlorothiazide (HCTZ) at doses >25 mg/day
Recent loss (within the 2 months prior to screening) of >5% of body weight
Evidence of moderate or greater ketones in urine or ketoacidosis at screening
History of chronic obstructive pulmonary disease or history of other known chronic pulmonary disease such as reactive airway disease, chronic bronchitis, emphysema, or asthma
Diagnosis of AIDS or ARC
A major psychiatric disorder that would have precluded satisfactory participation in this study
Subjects who had had a myocardial infarction or stroke within the preceding six months
Prior diagnosis of systemic autoimmune or collagen vascular disease requiring heart disease graded as Class III or Class IV according to New York Heart Association criteria
Prior treatment with, or participation in, a clinical study involving an inhaled insulin product
History of malignancy within 5 years of study entry (other than basal cell carcinoma)
Significant hepatic disease (as evidenced by ALT or AST >3 times the reference normal range or bilirubin >1.5 times the reference normal range)
Significant renal disease (as evidenced by creatinine >1.5 mg/dL for males or >1.3 mg/dL for females), proteinuria as evidenced by greater than "small" by dipstick measurement or >2 grams in 24 hours, dialysis, or history of renal transplant
History of previous or current treatment with systemic corticosteroids, cytotoxic drugs, or penicillamine