Trial Outcomes & Findings for A Clinical Trial Comparing Efficacy and Safety of Exubera® and Humalog® (NCT NCT00356421)

NCT ID: NCT00356421

Last Updated: 2009-09-02

Results Overview

As a result of Pfizer's decision (18Oct2007) to return the worldwide rights for Exubera ® (insulin human \[rDNA origin\]) Inhalation Powder) to Nektar, from which Pfizer licensed inhaled insulin technology, it was decided to terminate this study. No efficacy data were summarized due to limited enrollment/early termination.

Recruitment status

TERMINATED

Study phase

PHASE4

Target enrollment

58 participants

Primary outcome timeframe

At 52 weeks

Results posted on

2009-09-02

Participant Flow

A total of 340 subjects were planned to be randomized; 87 were screened and 58 were randomized to study treatment prior to study termination.

As a result of Pfizer's decision (18Oct2007) to return the worldwide rights for Exubera ® (insulin human \[rDNA origin\]) Inhalation Powder) to Nektar, from which Pfizer licensed inhaled insulin technology, it was decided to terminate this study.

Participant milestones

Participant milestones
Measure
Exubera ®
Preprandial inhaled insulin regimen plus once daily (QD) administration of insulin glargine.
Insulin Lispro
Subcutaneous (SC) insulin regimen of pre-prandial insulin lispro and QD administration of insulin glargine.
Overall Study
STARTED
38
20
Overall Study
COMPLETED
6
3
Overall Study
NOT COMPLETED
32
17

Reasons for withdrawal

Reasons for withdrawal
Measure
Exubera ®
Preprandial inhaled insulin regimen plus once daily (QD) administration of insulin glargine.
Insulin Lispro
Subcutaneous (SC) insulin regimen of pre-prandial insulin lispro and QD administration of insulin glargine.
Overall Study
Lack of Efficacy
3
0
Overall Study
Withdrawal by Subject
9
2
Overall Study
Related to study drug
15
12
Overall Study
Not related to study drug
5
3

Baseline Characteristics

A Clinical Trial Comparing Efficacy and Safety of Exubera® and Humalog®

Baseline characteristics by cohort

Baseline characteristics by cohort
Measure
Exubera ®
n=38 Participants
Preprandial inhaled insulin regimen plus once daily (QD) administration of insulin glargine.
Insulin Lispro
n=20 Participants
Subcutaneous (SC) insulin regimen of pre-prandial insulin lispro and QD administration of insulin glargine.
Total
n=58 Participants
Total of all reporting groups
Age, Customized
18 - 44 years
22 participants
n=5 Participants
13 participants
n=7 Participants
35 participants
n=5 Participants
Age, Customized
45 - 64 years
14 participants
n=5 Participants
6 participants
n=7 Participants
20 participants
n=5 Participants
Age, Customized
>=65 years
2 participants
n=5 Participants
1 participants
n=7 Participants
3 participants
n=5 Participants
Sex: Female, Male
Female
17 Participants
n=5 Participants
6 Participants
n=7 Participants
23 Participants
n=5 Participants
Sex: Female, Male
Male
21 Participants
n=5 Participants
14 Participants
n=7 Participants
35 Participants
n=5 Participants

PRIMARY outcome

Timeframe: At 52 weeks

Population: Intent to Treat (ITT) population. Due to low number of subjects that completed, no descriptive statistics for the efficacy endpoints are provided.

As a result of Pfizer's decision (18Oct2007) to return the worldwide rights for Exubera ® (insulin human \[rDNA origin\]) Inhalation Powder) to Nektar, from which Pfizer licensed inhaled insulin technology, it was decided to terminate this study. No efficacy data were summarized due to limited enrollment/early termination.

Outcome measures

Outcome data not reported

SECONDARY outcome

Timeframe: At 52 weeks

Population: ITT population. Due to low number of subjects that completed, no descriptive statistics for the efficacy endpoints are provided.

As a result of Pfizer's decision (18Oct2007) to return the worldwide rights for Exubera ® (insulin human \[rDNA origin\]) Inhalation Powder) to Nektar, from which Pfizer licensed inhaled insulin technology, it was decided to terminate this study. No efficacy data were summarized due to limited enrollment/early termination.

Outcome measures

Outcome data not reported

SECONDARY outcome

Timeframe: At 52 weeks

Population: ITT population. Due to low number of subjects that completed, no descriptive statistics for the efficacy endpoints are provided.

As a result of Pfizer's decision (18Oct2007) to return the worldwide rights for Exubera ® (insulin human \[rDNA origin\]) Inhalation Powder) to Nektar, from which Pfizer licensed inhaled insulin technology, it was decided to terminate this study. No efficacy data were summarized due to limited enrollment/early termination.

Outcome measures

Outcome data not reported

SECONDARY outcome

Timeframe: At weeks 2, 4, 6, 12, 24, 36, and 52 or last observation.

Population: ITT population. Due to low number of subjects that completed, no descriptive statistics for the efficacy endpoints are provided.

As a result of Pfizer's decision (18Oct2007) to return the worldwide rights for Exubera ® (insulin human \[rDNA origin\]) Inhalation Powder) to Nektar, from which Pfizer licensed inhaled insulin technology, it was decided to terminate this study. No efficacy data were summarized due to limited enrollment/early termination.

Outcome measures

Outcome data not reported

SECONDARY outcome

Timeframe: At 52 weeks or last observation

Population: ITT population. Due to low number of subjects that completed, no descriptive statistics for the efficacy endpoints are provided.

As a result of Pfizer's decision (18Oct2007) to return the worldwide rights for Exubera ® (insulin human \[rDNA origin\]) Inhalation Powder) to Nektar, from which Pfizer licensed inhaled insulin technology, it was decided to terminate this study. No efficacy data were summarized due to limited enrollment/early termination.

Outcome measures

Outcome data not reported

SECONDARY outcome

Timeframe: To 52 weeks

Population: ITT population. Due to low number of subjects that completed, no descriptive statistics for the efficacy endpoints are provided.

As a result of Pfizer's decision (18Oct2007) to return the worldwide rights for Exubera ® (insulin human \[rDNA origin\]) Inhalation Powder) to Nektar, from which Pfizer licensed inhaled insulin technology, it was decided to terminate this study. No efficacy data were summarized due to limited enrollment/early termination.

Outcome measures

Outcome data not reported

SECONDARY outcome

Timeframe: To 52 weeks

Population: ITT population. Due to low number of subjects that completed, no descriptive statistics for the efficacy endpoints are provided.

As a result of Pfizer's decision (18Oct2007) to return the worldwide rights for Exubera ® (insulin human \[rDNA origin\]) Inhalation Powder) to Nektar, from which Pfizer licensed inhaled insulin technology, it was decided to terminate this study. No efficacy data were summarized due to limited enrollment/early termination.

Outcome measures

Outcome data not reported

SECONDARY outcome

Timeframe: At weeks 24 and 52 or last observation.

Population: ITT population. Due to low number of subjects that completed, no descriptive statistics for the efficacy endpoints are provided.

As a result of Pfizer's decision (18Oct2007) to return the worldwide rights for Exubera ® (insulin human \[rDNA origin\]) Inhalation Powder) to Nektar, from which Pfizer licensed inhaled insulin technology, it was decided to terminate this study. No efficacy data were summarized due to limited enrollment/early termination.

Outcome measures

Outcome data not reported

SECONDARY outcome

Timeframe: At weeks 12, 24, 36, and 52 or last observation.

Population: ITT population. Due to low number of subjects that completed, no descriptive statistics for the efficacy endpoints are provided.

As a result of Pfizer's decision (18Oct2007) to return the worldwide rights for Exubera ® (insulin human \[rDNA origin\]) Inhalation Powder) to Nektar, from which Pfizer licensed inhaled insulin technology, it was decided to terminate this study. No efficacy data were summarized due to limited enrollment/early termination.

Outcome measures

Outcome data not reported

SECONDARY outcome

Timeframe: At weeks 12, 24, 36, and 52 or last observation.

Population: ITT population. Due to low number of subjects that completed, no descriptive statistics for the efficacy endpoints are provided.

As a result of Pfizer's decision (18Oct2007) to return the worldwide rights for Exubera ® (insulin human \[rDNA origin\]) Inhalation Powder) to Nektar, from which Pfizer licensed inhaled insulin technology, it was decided to terminate this study. No efficacy data were summarized due to limited enrollment/early termination.

Outcome measures

Outcome data not reported

SECONDARY outcome

Timeframe: To 52 weeks

Population: ITT population. Due to low number of subjects that completed, no descriptive statistics for the efficacy endpoints are provided.

As a result of Pfizer's decision (18Oct2007) to return the worldwide rights for Exubera ® (insulin human \[rDNA origin\]) Inhalation Powder) to Nektar, from which Pfizer licensed inhaled insulin technology, it was decided to terminate this study. No efficacy data were summarized due to limited enrollment/early termination.

Outcome measures

Outcome data not reported

SECONDARY outcome

Timeframe: To 52 weeks

Population: ITT population. Due to low number of subjects that completed, no descriptive statistics for the efficacy endpoints are provided.

As a result of Pfizer's decision (18Oct2007) to return the worldwide rights for Exubera ® (insulin human \[rDNA origin\]) Inhalation Powder) to Nektar, from which Pfizer licensed inhaled insulin technology, it was decided to terminate this study. No efficacy data were summarized due to limited enrollment/early termination.

Outcome measures

Outcome data not reported

SECONDARY outcome

Timeframe: To 52 weeks.

Population: ITT population. Due to low number of subjects that completed, no descriptive statistics for the efficacy endpoints are provided.

As a result of Pfizer's decision (18Oct2007) to return the worldwide rights for Exubera ® (insulin human \[rDNA origin\]) Inhalation Powder) to Nektar, from which Pfizer licensed inhaled insulin technology, it was decided to terminate this study. No efficacy data were summarized due to limited enrollment/early termination.

Outcome measures

Outcome data not reported

SECONDARY outcome

Timeframe: At weeks 24 and 52 or last observation

Population: ITT population. Due to low number of subjects that completed, no descriptive statistics for the efficacy endpoints are provided.

As a result of Pfizer's decision (18Oct2007) to return the worldwide rights for Exubera ® (insulin human \[rDNA origin\]) Inhalation Powder) to Nektar, from which Pfizer licensed inhaled insulin technology, it was decided to terminate this study. No efficacy data were summarized due to limited enrollment/early termination.

Outcome measures

Outcome data not reported

OTHER_PRE_SPECIFIED outcome

Timeframe: At weeks 6, 24, and 52 or last observation

Population: ITT population. Due to low number of subjects that completed, no descriptive statistics for the efficacy endpoints are provided.

As a result of Pfizer's decision (18Oct2007) to return the worldwide rights for Exubera ® (insulin human \[rDNA origin\]) Inhalation Powder) to Nektar, from which Pfizer licensed inhaled insulin technology, it was decided to terminate this study. No efficacy data were summarized due to limited enrollment/early termination.

Outcome measures

Outcome data not reported

OTHER_PRE_SPECIFIED outcome

Timeframe: At weeks 6, 24, and 52 or last observation

Population: ITT population. Due to low number of subjects that completed, no descriptive statistics for the efficacy endpoints are provided.

As a result of Pfizer's decision (18Oct2007) to return the worldwide rights for Exubera ® (insulin human \[rDNA origin\]) Inhalation Powder) to Nektar, from which Pfizer licensed inhaled insulin technology, it was decided to terminate this study. No efficacy data were summarized due to limited enrollment/early termination.

Outcome measures

Outcome data not reported

Adverse Events

Exubera ®

Serious events: 2 serious events
Other events: 35 other events
Deaths: 0 deaths

Insulin Lispro

Serious events: 1 serious events
Other events: 20 other events
Deaths: 0 deaths

Serious adverse events

Serious adverse events
Measure
Exubera ®
Preprandial inhaled insulin regimen plus once daily (QD) administration of insulin glargine.
Insulin Lispro
Subcutaneous (SC) insulin regimen of pre-prandial insulin lispro and QD administration of insulin glargine.
Investigations
Blood creatinine increased
2.6%
1/38
0.00%
0/20
Metabolism and nutrition disorders
Hypoglycaemia
5.3%
2/38
0.00%
0/20
Metabolism and nutrition disorders
Ketoacidosis
2.6%
1/38
5.0%
1/20

Other adverse events

Other adverse events
Measure
Exubera ®
Preprandial inhaled insulin regimen plus once daily (QD) administration of insulin glargine.
Insulin Lispro
Subcutaneous (SC) insulin regimen of pre-prandial insulin lispro and QD administration of insulin glargine.
Blood and lymphatic system disorders
Lymphadenitis
0.00%
0/38
5.0%
1/20
Ear and labyrinth disorders
Vertigo
2.6%
1/38
0.00%
0/20
Gastrointestinal disorders
Abdominal pain
0.00%
0/38
5.0%
1/20
Gastrointestinal disorders
Aphthous stomatitis
2.6%
1/38
0.00%
0/20
Gastrointestinal disorders
Dyspepsia
2.6%
1/38
0.00%
0/20
Gastrointestinal disorders
Haemorrhoids
0.00%
0/38
5.0%
1/20
Gastrointestinal disorders
Nausea
5.3%
2/38
5.0%
1/20
Gastrointestinal disorders
Vomiting
7.9%
3/38
10.0%
2/20
General disorders
Asthenia
2.6%
1/38
0.00%
0/20
General disorders
Chest pain
0.00%
0/38
5.0%
1/20
General disorders
Drug intolerance
2.6%
1/38
0.00%
0/20
General disorders
Fatigue
0.00%
0/38
5.0%
1/20
General disorders
Hunger
5.3%
2/38
0.00%
0/20
General disorders
Malaise
5.3%
2/38
0.00%
0/20
General disorders
Pyrexia
0.00%
0/38
5.0%
1/20
Infections and infestations
Balanitis candida
0.00%
0/38
5.0%
1/20
Infections and infestations
Ear infection
2.6%
1/38
0.00%
0/20
Infections and infestations
Gastroenteritis
7.9%
3/38
5.0%
1/20
Infections and infestations
Gastrointestinal infection
2.6%
1/38
0.00%
0/20
Infections and infestations
Influenza
5.3%
2/38
5.0%
1/20
Infections and infestations
Localised infection
5.3%
2/38
0.00%
0/20
Infections and infestations
Nasopharyngitis
23.7%
9/38
35.0%
7/20
Infections and infestations
Onychomycosis
2.6%
1/38
0.00%
0/20
Infections and infestations
Pharyngitis
0.00%
0/38
10.0%
2/20
Infections and infestations
Respiratory tract infection
0.00%
0/38
10.0%
2/20
Infections and infestations
Respiratory tract infection viral
2.6%
1/38
0.00%
0/20
Infections and infestations
Sinusitis
5.3%
2/38
0.00%
0/20
Infections and infestations
Tooth abscess
0.00%
0/38
5.0%
1/20
Infections and infestations
Tracheitis
2.6%
1/38
0.00%
0/20
Infections and infestations
Upper respiratory tract infection
0.00%
0/38
5.0%
1/20
Infections and infestations
Vaginal candidiasis
2.6%
1/38
0.00%
0/20
Infections and infestations
Viral pharyngitis
2.6%
1/38
0.00%
0/20
Infections and infestations
Vulvovaginitis
2.6%
1/38
0.00%
0/20
Injury, poisoning and procedural complications
Eye injury
2.6%
1/38
0.00%
0/20
Injury, poisoning and procedural complications
Fall
2.6%
1/38
0.00%
0/20
Injury, poisoning and procedural complications
Joint sprain
0.00%
0/38
5.0%
1/20
Injury, poisoning and procedural complications
Thermal burn
2.6%
1/38
0.00%
0/20
Injury, poisoning and procedural complications
Wound
2.6%
1/38
0.00%
0/20
Investigations
Alanine aminotransferase increased
2.6%
1/38
0.00%
0/20
Investigations
Weight decreased
2.6%
1/38
0.00%
0/20
Investigations
Weight increased
2.6%
1/38
0.00%
0/20
Metabolism and nutrition disorders
Anorexia
2.6%
1/38
0.00%
0/20
Metabolism and nutrition disorders
Hyperglycaemia
5.3%
2/38
5.0%
1/20
Metabolism and nutrition disorders
Hypoglycaemia
86.8%
33/38
90.0%
18/20
Metabolism and nutrition disorders
Polydipsia
2.6%
1/38
0.00%
0/20
Musculoskeletal and connective tissue disorders
Arthralgia
5.3%
2/38
0.00%
0/20
Musculoskeletal and connective tissue disorders
Back pain
5.3%
2/38
5.0%
1/20
Musculoskeletal and connective tissue disorders
Bone pain
2.6%
1/38
0.00%
0/20
Musculoskeletal and connective tissue disorders
Joint swelling
2.6%
1/38
0.00%
0/20
Musculoskeletal and connective tissue disorders
Musculoskeletal pain
0.00%
0/38
5.0%
1/20
Musculoskeletal and connective tissue disorders
Myalgia
2.6%
1/38
0.00%
0/20
Musculoskeletal and connective tissue disorders
Myositis
2.6%
1/38
0.00%
0/20
Musculoskeletal and connective tissue disorders
Neck pain
2.6%
1/38
0.00%
0/20
Musculoskeletal and connective tissue disorders
Tendonitis
2.6%
1/38
0.00%
0/20
Neoplasms benign, malignant and unspecified (incl cysts and polyps)
Thyroid neoplasm
0.00%
0/38
5.0%
1/20
Nervous system disorders
Disturbance in attention
2.6%
1/38
0.00%
0/20
Nervous system disorders
Dizziness
5.3%
2/38
0.00%
0/20
Nervous system disorders
Headache
10.5%
4/38
5.0%
1/20
Nervous system disorders
Somnolence
2.6%
1/38
0.00%
0/20
Nervous system disorders
Tremor
2.6%
1/38
0.00%
0/20
Psychiatric disorders
Depression
2.6%
1/38
0.00%
0/20
Psychiatric disorders
Disorientation
2.6%
1/38
0.00%
0/20
Psychiatric disorders
Mental disorder
2.6%
1/38
0.00%
0/20
Renal and urinary disorders
Ketonuria
0.00%
0/38
5.0%
1/20
Renal and urinary disorders
Polyuria
2.6%
1/38
0.00%
0/20
Reproductive system and breast disorders
Endometriosis
2.6%
1/38
0.00%
0/20
Respiratory, thoracic and mediastinal disorders
Cough
13.2%
5/38
0.00%
0/20
Respiratory, thoracic and mediastinal disorders
Dyspnoea
2.6%
1/38
0.00%
0/20
Respiratory, thoracic and mediastinal disorders
Hyperventilation
0.00%
0/38
5.0%
1/20
Respiratory, thoracic and mediastinal disorders
Laryngeal oedema
2.6%
1/38
0.00%
0/20
Respiratory, thoracic and mediastinal disorders
Pharyngolaryngeal discomfort
0.00%
0/38
5.0%
1/20
Respiratory, thoracic and mediastinal disorders
Pharyngolaryngeal pain
5.3%
2/38
10.0%
2/20
Respiratory, thoracic and mediastinal disorders
Rhinitis allergic
0.00%
0/38
5.0%
1/20
Respiratory, thoracic and mediastinal disorders
Rhinorrhoea
5.3%
2/38
0.00%
0/20
Respiratory, thoracic and mediastinal disorders
Throat irritation
10.5%
4/38
0.00%
0/20
Skin and subcutaneous tissue disorders
Pruritus
2.6%
1/38
0.00%
0/20
Skin and subcutaneous tissue disorders
Rash macular
0.00%
0/38
5.0%
1/20
Vascular disorders
Haematoma
2.6%
1/38
5.0%
1/20
Vascular disorders
Hot flush
2.6%
1/38
0.00%
0/20
Vascular disorders
Hypertensive crisis
2.6%
1/38
0.00%
0/20

Additional Information

Pfizer ClinicalTrials.gov Call Center

Pfizer, Inc.

Phone: 1-800-718-1021

Results disclosure agreements

  • Principal investigator is a sponsor employee Pfizer has the right to review disclosures, requesting a delay of \<60 days. Investigator will postpone single center publications until after disclosure of pooled data (all sites), \<12 mo from study completion/termination at all participating sites. Investigator may not disclose previously undisclosed confidential info other than study results.
  • Publication restrictions are in place

Restriction type: OTHER