Trial Outcomes & Findings for Pharmacokinetics of Immediate-Release vs. Delayed-Release Omeprazole in Gastroparesis (NCT NCT00492622)

NCT ID: NCT00492622

Last Updated: 2017-07-28

Results Overview

Time to max concentration for Immediate release vs. Delayed release omeprazole

Recruitment status

COMPLETED

Study phase

PHASE4

Target enrollment

12 participants

Primary outcome timeframe

10, 20, 30, 45, 60, 90, 120, 150, 180, 210, 240 and 300 min after the study drug was ingested on day 7 of treatment

Results posted on

2017-07-28

Participant Flow

Participant milestones

Participant milestones
Measure
All Study Participants
All participants were randomized to receive all formulations so baseline measures are reported for all participants.
Overall Study
STARTED
12
Overall Study
COMPLETED
12
Overall Study
NOT COMPLETED
0

Reasons for withdrawal

Withdrawal data not reported

Baseline Characteristics

Pharmacokinetics of Immediate-Release vs. Delayed-Release Omeprazole in Gastroparesis

Baseline characteristics by cohort

Baseline characteristics by cohort
Measure
All Participants
n=12 Participants
Age, Continuous
51 years
STANDARD_DEVIATION 10 • n=99 Participants
Sex: Female, Male
Female
12 Participants
n=99 Participants
Sex: Female, Male
Male
0 Participants
n=99 Participants
Region of Enrollment
United States
12 Participants
n=99 Participants

PRIMARY outcome

Timeframe: 10, 20, 30, 45, 60, 90, 120, 150, 180, 210, 240 and 300 min after the study drug was ingested on day 7 of treatment

Population: All subjects were included regardless of which formulation they received first.

Time to max concentration for Immediate release vs. Delayed release omeprazole

Outcome measures

Outcome measures
Measure
All Study Participants Immediate Release Arm
n=12 Participants
Immediate-release omeprazole: Immediate-release omeprazole 40 mg qam for 7 days
All Study Subjects Delayed Release Arm
n=12 Participants
Delayed-release omeprazole: Delayed-release omeprazole 40 mg qam for 7 days
Time to Maximal Omeprazole Concentration (Tmax)
32 minutes
Standard Deviation 11
97 minutes
Standard Deviation 46

PRIMARY outcome

Timeframe: 10, 20, 30, 45, 60, 90, 120, 150, 180, 210, 240 and 300 min after the study drug was ingested on day 7 of treatment

Population: All subjects were included, regardless of which formulation they received first.

Maximal concentration of immediate-release vs. delayed-release omeprazole

Outcome measures

Outcome measures
Measure
All Study Participants Immediate Release Arm
n=12 Participants
Immediate-release omeprazole: Immediate-release omeprazole 40 mg qam for 7 days
All Study Subjects Delayed Release Arm
n=12 Participants
Delayed-release omeprazole: Delayed-release omeprazole 40 mg qam for 7 days
Maximal Concentration of Omerazole
1979 ng/mL plasma
Standard Deviation 832
1625 ng/mL plasma
Standard Deviation 921

PRIMARY outcome

Timeframe: 0 to 5 hrs after the study drug was ingested on treatment day 7

Population: the AUC for each formulation were combined regardless of order given

The area under the curve for omeprazole concentration-time curve for immediate release and delayed release omeprazole.

Outcome measures

Outcome measures
Measure
All Study Participants Immediate Release Arm
n=12 Participants
Immediate-release omeprazole: Immediate-release omeprazole 40 mg qam for 7 days
All Study Subjects Delayed Release Arm
n=12 Participants
Delayed-release omeprazole: Delayed-release omeprazole 40 mg qam for 7 days
Area Under the Curve for Omeprazole Plasma Concentration
3842 mg*h/mL
Standard Deviation 1618
3745 mg*h/mL
Standard Deviation 2386

Adverse Events

Immediate Release Fomeprazole

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

Delayed Release Omeprazole

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

Serious adverse events

Adverse event data not reported

Other adverse events

Adverse event data not reported

Additional Information

Nancy Alsip

University Louisville

Phone: 502-852-2905

Results disclosure agreements

  • Principal investigator is a sponsor employee
  • Publication restrictions are in place