Trial Outcomes & Findings for Divalproex Sodium Delayed-Release Tablets Under Fasting Conditions (NCT NCT00834639)

NCT ID: NCT00834639

Last Updated: 2009-08-20

Results Overview

Bioequivalence based on Cmax.

Recruitment status

COMPLETED

Study phase

PHASE1

Target enrollment

24 participants

Primary outcome timeframe

Blood samples collected over a 72 hour period.

Results posted on

2009-08-20

Participant Flow

Participant milestones

Participant milestones
Measure
Divalproex Sodium First
500 mg Divalproex Sodium Delayed Release Tablets test product dosed in first period followed by 500 mg Depakote® Delayed Release Tablets reference product dosed in the second period.
Depakote® First
500 mg Depakote® Delayed Release Tablets reference product dosed in first period followed by 500 mg Divalproex Sodium Delayed Release Tablets test product dosed in the second period.
First Intervention
STARTED
12
12
First Intervention
COMPLETED
12
12
First Intervention
NOT COMPLETED
0
0
Washout of 7 Days
STARTED
12
12
Washout of 7 Days
COMPLETED
12
12
Washout of 7 Days
NOT COMPLETED
0
0
Second Intervention
STARTED
12
12
Second Intervention
COMPLETED
12
10
Second Intervention
NOT COMPLETED
0
2

Reasons for withdrawal

Reasons for withdrawal
Measure
Divalproex Sodium First
500 mg Divalproex Sodium Delayed Release Tablets test product dosed in first period followed by 500 mg Depakote® Delayed Release Tablets reference product dosed in the second period.
Depakote® First
500 mg Depakote® Delayed Release Tablets reference product dosed in first period followed by 500 mg Divalproex Sodium Delayed Release Tablets test product dosed in the second period.
Second Intervention
Physician Decision
0
2

Baseline Characteristics

Divalproex Sodium Delayed-Release Tablets Under Fasting Conditions

Baseline characteristics by cohort

Baseline characteristics by cohort
Measure
Divalproex Sodium First
n=12 Participants
500 mg Divalproex Sodium Delayed Release Tablets test product dosed in first period followed by 500 mg Depakote® Delayed Release Tablets reference product dosed in the second period.
Depakote® First
n=12 Participants
500 mg Depakote® Delayed Release Tablets reference product dosed in first period followed by 500 mg Divalproex Sodium Delayed Release Tablets test product dosed in the second period.
Total
n=24 Participants
Total of all reporting groups
Age, Categorical
<=18 years
0 Participants
n=5 Participants
0 Participants
n=7 Participants
0 Participants
n=5 Participants
Age, Categorical
Between 18 and 65 years
12 Participants
n=5 Participants
12 Participants
n=7 Participants
24 Participants
n=5 Participants
Age, Categorical
>=65 years
0 Participants
n=5 Participants
0 Participants
n=7 Participants
0 Participants
n=5 Participants
Sex: Female, Male
Female
0 Participants
n=5 Participants
1 Participants
n=7 Participants
1 Participants
n=5 Participants
Sex: Female, Male
Male
12 Participants
n=5 Participants
11 Participants
n=7 Participants
23 Participants
n=5 Participants
Race/Ethnicity, Customized
Black
1 participants
n=5 Participants
1 participants
n=7 Participants
2 participants
n=5 Participants
Race/Ethnicity, Customized
White
11 participants
n=5 Participants
10 participants
n=7 Participants
21 participants
n=5 Participants
Race/Ethnicity, Customized
Hispanic
0 participants
n=5 Participants
1 participants
n=7 Participants
1 participants
n=5 Participants
Region of Enrollment
United States
12 participants
n=5 Participants
12 participants
n=7 Participants
24 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 Cmax.

Outcome measures

Outcome measures
Measure
Divalproex Sodium
n=22 Participants
500 mg Divalproex Sodium Delayed Release Tablets test product dosed in either period.
Depakote®
n=22 Participants
500 mg Depakote® Delayed Release Tablets reference product dosed in either period.
Cmax (Maximum Observed Concentration)
53.89 µg/mL
Standard Deviation 5.15
55.19 µg/mL
Standard Deviation 5.65

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 AUC0-t.

Outcome measures

Outcome measures
Measure
Divalproex Sodium
n=22 Participants
500 mg Divalproex Sodium Delayed Release Tablets test product dosed in either period.
Depakote®
n=22 Participants
500 mg Depakote® Delayed Release Tablets reference product dosed in either period.
AUC0-t (Area Under the Concentration-time Curve From Time Zero to Time of Last Measurable Concentration)
905.18 µg*h/mL
Standard Deviation 195.96
898.24 µg*h/mL
Standard Deviation 205.74

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 AUC0-inf.

Outcome measures

Outcome measures
Measure
Divalproex Sodium
n=22 Participants
500 mg Divalproex Sodium Delayed Release Tablets test product dosed in either period.
Depakote®
n=22 Participants
500 mg Depakote® Delayed Release Tablets reference product dosed in either period.
AUC0-inf (Area Under the Concentration-time Curve From Time Zero to Infinity)
982.25 µg*h/mL
Standard Deviation 223.64
978.75 µg*h/mL
Standard Deviation 235.36

Adverse Events

Serious adverse events

Adverse event data not reported

Other adverse events

Adverse event data not reported

Additional Information

Manager, 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