Trial Outcomes & Findings for Anastrozole 1 mg Tablets Under Fasting Conditions (NCT NCT01182181)

NCT ID: NCT01182181

Last Updated: 2010-11-15

Results Overview

Bioequivalence based on Anastrozole Cmax.

Recruitment status

COMPLETED

Study phase

PHASE1

Target enrollment

22 participants

Primary outcome timeframe

Blood samples collected over a 72 hour period.

Results posted on

2010-11-15

Participant Flow

Participant milestones

Participant milestones
Measure
Anastrazole (Test) First
1 mg Anastrozole Tablets test product dosed in first period followed by 1 mg Arimidex® Tablets reference product dosed in the second period.
Arimidex® (Reference) First
1 mg Arimidex® Tablets reference product dosed in first period followed by 1 mg Anastrazole Tablets test product dosed in the second period.
First Intervention
STARTED
11
11
First Intervention
COMPLETED
10
11
First Intervention
NOT COMPLETED
1
0
Washout of 21 Days
STARTED
10
11
Washout of 21 Days
COMPLETED
10
10
Washout of 21 Days
NOT COMPLETED
0
1
Second Intervention
STARTED
10
10
Second Intervention
COMPLETED
10
10
Second Intervention
NOT COMPLETED
0
0

Reasons for withdrawal

Reasons for withdrawal
Measure
Anastrazole (Test) First
1 mg Anastrozole Tablets test product dosed in first period followed by 1 mg Arimidex® Tablets reference product dosed in the second period.
Arimidex® (Reference) First
1 mg Arimidex® Tablets reference product dosed in first period followed by 1 mg Anastrazole Tablets test product dosed in the second period.
First Intervention
Adverse Event
1
0
Washout of 21 Days
Withdrawal by Subject
0
1

Baseline Characteristics

Anastrozole 1 mg Tablets Under Fasting Conditions

Baseline characteristics by cohort

Baseline characteristics by cohort
Measure
Arimidex® (Reference) First
n=11 Participants
1 mg Arimidex® Tablets reference product dosed in first period followed by 1 mg Anastrazole Tablets test product dosed in the second period.
Total
n=22 Participants
Total of all reporting groups
Anastrazole (Test) First
n=11 Participants
1 mg Anastrozole Tablets test product dosed in first period followed by 1 mg Arimidex® Tablets reference product dosed in the second period.
Age, Categorical
<=18 years
0 Participants
n=7 Participants
0 Participants
n=5 Participants
0 Participants
n=5 Participants
Age, Categorical
Between 18 and 65 years
11 Participants
n=7 Participants
21 Participants
n=5 Participants
10 Participants
n=5 Participants
Age, Categorical
>=65 years
0 Participants
n=7 Participants
1 Participants
n=5 Participants
1 Participants
n=5 Participants
Sex: Female, Male
Female
11 Participants
n=7 Participants
22 Participants
n=5 Participants
11 Participants
n=5 Participants
Sex: Female, Male
Male
0 Participants
n=7 Participants
0 Participants
n=5 Participants
0 Participants
n=5 Participants
Race/Ethnicity, Customized
Caucasian
11 participants
n=7 Participants
21 participants
n=5 Participants
10 participants
n=5 Participants
Race/Ethnicity, Customized
Black
0 participants
n=7 Participants
1 participants
n=5 Participants
1 participants
n=5 Participants
Region of Enrollment
Canada
11 participants
n=7 Participants
22 participants
n=5 Participants
11 participants
n=5 Participants

PRIMARY outcome

Timeframe: Blood samples collected over a 72 hour period.

Population: All participants that completed the study had their samples analyzed.

Bioequivalence based on Anastrozole Cmax.

Outcome measures

Outcome measures
Measure
Anastrazole (Test)
n=20 Participants
1 mg Anastrozole Tablets test product dosed in either period.
Arimidex® (Reference)
n=20 Participants
1 mg Arimidex® Tablets reference product dosed in either period.
Cmax of Anastrozole(Maximum Observed Concentration of Drug Substance in Plasma)
17.1 ng/mL
Standard Deviation 3.3
17.8 ng/mL
Standard Deviation 2.7

PRIMARY outcome

Timeframe: Blood samples collected over a 72 hour period.

Population: All participants that completed the study had their samples analyzed.

Bioequivalence based on Anastrozole AUC0-t.

Outcome measures

Outcome measures
Measure
Anastrazole (Test)
n=20 Participants
1 mg Anastrozole Tablets test product dosed in either period.
Arimidex® (Reference)
n=20 Participants
1 mg Arimidex® Tablets reference product dosed in either period.
AUC0-t of Anastrozole(Area Under the Concentration-time Curve From Time Zero to Time of Last Measurable Concentration)
503 ng*h/mL
Standard Deviation 110
519 ng*h/mL
Standard Deviation 94

Adverse Events

Anastrazole (Test)

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

Arimidex® (Reference)

Serious events: 0 serious events
Other events: 4 other events
Deaths: 0 deaths

Serious adverse events

Adverse event data not reported

Other adverse events

Other adverse events
Measure
Anastrazole (Test)
n=22 participants at risk
1 mg Anastrozole Tablets test product dosed in either period.
Arimidex® (Reference)
n=22 participants at risk
1 mg Arimidex® Tablets reference product dosed in either period.
General disorders
Hematuria
9.1%
2/22 • Number of events 4 • Adverse event data was collected over the course of the study, which was approximately 6 weeks in duration.
Volunteers were monitored throughout the study for any adverse experiences. AEs were collected through both solicited and unsolicited methods. The volunteers were encouraged to report signs, symptoms, and any changes in health to the clinic staff.
4.5%
1/22 • Number of events 2 • Adverse event data was collected over the course of the study, which was approximately 6 weeks in duration.
Volunteers were monitored throughout the study for any adverse experiences. AEs were collected through both solicited and unsolicited methods. The volunteers were encouraged to report signs, symptoms, and any changes in health to the clinic staff.
General disorders
Abnormal Urine
9.1%
2/22 • Number of events 5 • Adverse event data was collected over the course of the study, which was approximately 6 weeks in duration.
Volunteers were monitored throughout the study for any adverse experiences. AEs were collected through both solicited and unsolicited methods. The volunteers were encouraged to report signs, symptoms, and any changes in health to the clinic staff.
4.5%
1/22 • Number of events 3 • Adverse event data was collected over the course of the study, which was approximately 6 weeks in duration.
Volunteers were monitored throughout the study for any adverse experiences. AEs were collected through both solicited and unsolicited methods. The volunteers were encouraged to report signs, symptoms, and any changes in health to the clinic staff.
General disorders
Headache
0.00%
0/22 • Adverse event data was collected over the course of the study, which was approximately 6 weeks in duration.
Volunteers were monitored throughout the study for any adverse experiences. AEs were collected through both solicited and unsolicited methods. The volunteers were encouraged to report signs, symptoms, and any changes in health to the clinic staff.
9.1%
2/22 • Number of events 2 • Adverse event data was collected over the course of the study, which was approximately 6 weeks in duration.
Volunteers were monitored throughout the study for any adverse experiences. AEs were collected through both solicited and unsolicited methods. The volunteers were encouraged to report signs, symptoms, and any changes in health to the clinic staff.

Additional Information

Associate Director, Biopharmaceutics

TEVA Pharmaceuticals, USA

Phone: 1-866-384-5525

Results disclosure agreements

  • Principal investigator is a sponsor employee The Principal Investigator is not permitted to discuss or publish trial results.
  • Publication restrictions are in place

Restriction type: OTHER