Trial Outcomes & Findings for The Effects of Aging and Estrogen on the Pituitary (NCT NCT00386022)

NCT ID: NCT00386022

Last Updated: 2017-04-13

Results Overview

LH and FSH responses to each of 4 GnRH doses, expressed as change in amplitude \[amp\] from peak to nadir between plus estrogen and baseline conditions

Recruitment status

UNKNOWN

Study phase

PHASE2/PHASE3

Target enrollment

19 participants

Primary outcome timeframe

Peak hormone level within 2 hours post GnRH doses

Results posted on

2017-04-13

Participant Flow

Participant milestones

Participant milestones
Measure
Younger PMW
Postmenopausal women (PMW) 45-55 years old receiving the following series of treatments: 1. A single subcutaneous injection of the NAL-GLU GnRH antagonist at a dose of 150 mcg/kg. 2. GnRH doses of 25, 75, 250 and 750 ng/kg given IV every 4 hr Participants studied at baseline (period 1) and after 1 month of transdermal estrogen 0.05 mg/day (period 2)
Older PMW
Postmenopausal women (PMW) 70-80 years old receiving the following series of treatments: 1. A single subcutaneous injection of the NAL-GLU GnRH antagonist at a dose of 150 mcg/kg. 2. GnRH doses of 25, 75, 250 and 750 ng/kg given IV every 4 hr Participants studied at baseline (period 1) and after 1 month of transdermal estrogen 0.05 mg/day (period 2)
Baseline
STARTED
10
9
Baseline
All Doses of GnRH
10
9
Baseline
COMPLETED
10
9
Baseline
NOT COMPLETED
0
0
Plus Estrogen
STARTED
10
9
Plus Estrogen
Estrogen Patch
8
9
Plus Estrogen
All Doses GnRH
8
8
Plus Estrogen
COMPLETED
8
8
Plus Estrogen
NOT COMPLETED
2
1

Reasons for withdrawal

Reasons for withdrawal
Measure
Younger PMW
Postmenopausal women (PMW) 45-55 years old receiving the following series of treatments: 1. A single subcutaneous injection of the NAL-GLU GnRH antagonist at a dose of 150 mcg/kg. 2. GnRH doses of 25, 75, 250 and 750 ng/kg given IV every 4 hr Participants studied at baseline (period 1) and after 1 month of transdermal estrogen 0.05 mg/day (period 2)
Older PMW
Postmenopausal women (PMW) 70-80 years old receiving the following series of treatments: 1. A single subcutaneous injection of the NAL-GLU GnRH antagonist at a dose of 150 mcg/kg. 2. GnRH doses of 25, 75, 250 and 750 ng/kg given IV every 4 hr Participants studied at baseline (period 1) and after 1 month of transdermal estrogen 0.05 mg/day (period 2)
Plus Estrogen
Lost to Follow-up
2
0
Plus Estrogen
Adverse Event
0
1

Baseline Characteristics

The Effects of Aging and Estrogen on the Pituitary

Baseline characteristics by cohort

Baseline characteristics by cohort
Measure
Younger PMW
n=10 Participants
Postmenopausal women (PMW) 45-55 years old receiving the following series of treatments: 1. A single subcutaneous injection of the NAL-GLU GnRH antagonist at a dose of 150 mcg/kg. 2. GnRH doses of 25, 75, 250 and 750 ng/kg given IV every 4 hr Participants studied at baseline (period 1) and after 1 month of transdermal estrogen 0.05 mg/day (period 2)
Older PMW
n=9 Participants
Postmenopausal women (PMW) 70-80 years old receiving the following series of treatments: 1. A single subcutaneous injection of the NAL-GLU GnRH antagonist at a dose of 150 mcg/kg. 2. GnRH doses of 25, 75, 250 and 750 ng/kg given IV every 4 hr Participants studied at baseline (period 1) and after 1 month of transdermal estrogen 0.05 mg/day (period 2)
Total
n=19 Participants
Total of all reporting groups
Age, Continuous
52.9 years
STANDARD_DEVIATION 2.46 • n=5 Participants
72.8 years
STANDARD_DEVIATION 2.88 • n=7 Participants
61.9 years
STANDARD_DEVIATION 10.6 • n=5 Participants
Sex: Female, Male
Female
10 Participants
n=5 Participants
9 Participants
n=7 Participants
19 Participants
n=5 Participants
Sex: Female, Male
Male
0 Participants
n=5 Participants
0 Participants
n=7 Participants
0 Participants
n=5 Participants
Race (NIH/OMB)
American Indian or Alaska Native
0 Participants
n=5 Participants
0 Participants
n=7 Participants
0 Participants
n=5 Participants
Race (NIH/OMB)
Asian
0 Participants
n=5 Participants
0 Participants
n=7 Participants
0 Participants
n=5 Participants
Race (NIH/OMB)
Native Hawaiian or Other Pacific Islander
0 Participants
n=5 Participants
0 Participants
n=7 Participants
0 Participants
n=5 Participants
Race (NIH/OMB)
Black or African American
3 Participants
n=5 Participants
0 Participants
n=7 Participants
3 Participants
n=5 Participants
Race (NIH/OMB)
White
7 Participants
n=5 Participants
9 Participants
n=7 Participants
16 Participants
n=5 Participants
Race (NIH/OMB)
More than one race
0 Participants
n=5 Participants
0 Participants
n=7 Participants
0 Participants
n=5 Participants
Race (NIH/OMB)
Unknown or Not Reported
0 Participants
n=5 Participants
0 Participants
n=7 Participants
0 Participants
n=5 Participants
Region of Enrollment
United States
10 participants
n=5 Participants
9 participants
n=7 Participants
19 participants
n=5 Participants

PRIMARY outcome

Timeframe: Peak hormone level within 2 hours post GnRH doses

Baseline LH and FSH responses to each of 4 GnRH doses - peak to nadir amplitude expressed as percent (%) change from nadir

Outcome measures

Outcome measures
Measure
Younger PMW
n=10 Participants
Postmenopausal women aged 45-55 years studied at baseline using the following interventions: 1. A single subcutaneous injection of the NAL-GLU GnRH antagonist at a dose of 150 mcg/kg. 2. GnRH doses of 25, 75, 250 and 750 ng/kg given IV every 4 hr
Older PMW
n=9 Participants
Postmenopausal women aged 70-80 years studied at baseline using the following interventions: 1. A single subcutaneous injection of the NAL-GLU GnRH antagonist at a dose of 150 mcg/kg. 2. GnRH doses of 25, 75, 250 and 750 ng/kg given IV every 4 hr
Pituitary Response to GnRH
LH % change: 75 ng/kg GnRH
20.08 Percent change
Standard Error 2.94
17.27 Percent change
Standard Error 3.65
Pituitary Response to GnRH
LH % change: 250 ng/kg GnRH
62.82 Percent change
Standard Error 12.15
43.96 Percent change
Standard Error 5.70
Pituitary Response to GnRH
LH % change: 750 ng/kg GnRH
137.51 Percent change
Standard Error 14.17
103.73 Percent change
Standard Error 8.60
Pituitary Response to GnRH
FSH % change 25 ng/kg GnRH
5.30 Percent change
Standard Error .88
4.32 Percent change
Standard Error .89
Pituitary Response to GnRH
FSH % change: 75 ng/kg GnRH
8.01 Percent change
Standard Error 1.13
6.98 Percent change
Standard Error 1.26
Pituitary Response to GnRH
FSH % change: 250 ng/kg GnRH
14.57 Percent change
Standard Error 1.87
9.29 Percent change
Standard Error 1.32
Pituitary Response to GnRH
FSH % change: 750 ng/kg
23.55 Percent change
Standard Error 1.82
17.53 Percent change
Standard Error 2.40
Pituitary Response to GnRH
LH % change: 25 ng/kg GnRH
7.88 Percent change
Standard Error 1.76
6.00 Percent change
Standard Error 1.49

PRIMARY outcome

Timeframe: Peak hormone level within 2 hours post GnRH doses

LH and FSH responses to each of 4 GnRH doses, expressed as change in amplitude \[amp\] from peak to nadir between plus estrogen and baseline conditions

Outcome measures

Outcome measures
Measure
Younger PMW
n=8 Participants
Postmenopausal women aged 45-55 years studied at baseline using the following interventions: 1. A single subcutaneous injection of the NAL-GLU GnRH antagonist at a dose of 150 mcg/kg. 2. GnRH doses of 25, 75, 250 and 750 ng/kg given IV every 4 hr
Older PMW
n=8 Participants
Postmenopausal women aged 70-80 years studied at baseline using the following interventions: 1. A single subcutaneous injection of the NAL-GLU GnRH antagonist at a dose of 150 mcg/kg. 2. GnRH doses of 25, 75, 250 and 750 ng/kg given IV every 4 hr
Effect of Estrogen on Pituitary Response to GnRH
LH amp change: 75 ng/kg GnRH
-2.9 IU/L
Standard Error 3.1
-0.54 IU/L
Standard Error 1.7
Effect of Estrogen on Pituitary Response to GnRH
LH amp change: 250 ng/kg GnRH
-17.8 IU/L
Standard Error 8.0
-5.4 IU/L
Standard Error 3.4
Effect of Estrogen on Pituitary Response to GnRH
LH amp change: 750 ng/kg GnRH
-27.1 IU/L
Standard Error 18.8
-14.2 IU/L
Standard Error 4.6
Effect of Estrogen on Pituitary Response to GnRH
FSH amp change: 25 ng/kg GnRH
-2.7 IU/L
Standard Error 1.9
-0.6 IU/L
Standard Error 1.3
Effect of Estrogen on Pituitary Response to GnRH
FSH amp change: 75 ng/kg
-6.7 IU/L
Standard Error 7.5
0.21 IU/L
Standard Error 1.8
Effect of Estrogen on Pituitary Response to GnRH
FSH amp change: 250 ng/kg
-12.1 IU/L
Standard Error 3.3
-1.9 IU/L
Standard Error 2.2
Effect of Estrogen on Pituitary Response to GnRH
LH amp change: 25 ng/kg GnRH
-0.38 IU/L
Standard Error 1.9
-0.53 IU/L
Standard Error 1.0
Effect of Estrogen on Pituitary Response to GnRH
FSH amp change: 750 ng/kg
-15.4 IU/L
Standard Error 3.9
-5.8 IU/L
Standard Error 3.3

Adverse Events

Younger PMW

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

Older PMW

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

Serious adverse events

Serious adverse events
Measure
Younger PMW
n=10 participants at risk
Postmenopausal women aged 45-55 years studied at baseline (period 1) and after 1 month of transdermal estrogen 0.05 mg/day (period 2) using the following interventions: 1. A single subcutaneous injection of the NAL-GLU GnRH antagonist at a dose of 150 mcg/kg. 2. GnRH doses of 25, 75, 250 and 750 ng/kg given IV every 4 hr
Older PMW
n=9 participants at risk
Postmenopausal women aged 70-80 years studied at baseline (period 1) and after 1 month of transdermal estrogen 0.05 mg/day (period 2) using the following interventions: 1. A single subcutaneous injection of the NAL-GLU GnRH antagonist at a dose of 150 mcg/kg. 2. GnRH doses of 25, 75, 250 and 750 ng/kg given IV every 4 hr
Cardiac disorders
New Onset Rapid Atrial Fibrillation
0.00%
0/10 • 3 months
Information on AEs was collected for a 3 month period from study entry for each subject.
11.1%
1/9 • Number of events 1 • 3 months
Information on AEs was collected for a 3 month period from study entry for each subject.

Other adverse events

Other adverse events
Measure
Younger PMW
n=10 participants at risk
Postmenopausal women aged 45-55 years studied at baseline (period 1) and after 1 month of transdermal estrogen 0.05 mg/day (period 2) using the following interventions: 1. A single subcutaneous injection of the NAL-GLU GnRH antagonist at a dose of 150 mcg/kg. 2. GnRH doses of 25, 75, 250 and 750 ng/kg given IV every 4 hr
Older PMW
n=9 participants at risk
Postmenopausal women aged 70-80 years studied at baseline (period 1) and after 1 month of transdermal estrogen 0.05 mg/day (period 2) using the following interventions: 1. A single subcutaneous injection of the NAL-GLU GnRH antagonist at a dose of 150 mcg/kg. 2. GnRH doses of 25, 75, 250 and 750 ng/kg given IV every 4 hr
Musculoskeletal and connective tissue disorders
fall
10.0%
1/10 • Number of events 1 • 3 months
Information on AEs was collected for a 3 month period from study entry for each subject.
0.00%
0/9 • 3 months
Information on AEs was collected for a 3 month period from study entry for each subject.
Infections and infestations
genital herpes diagnosis
10.0%
1/10 • Number of events 1 • 3 months
Information on AEs was collected for a 3 month period from study entry for each subject.
0.00%
0/9 • 3 months
Information on AEs was collected for a 3 month period from study entry for each subject.

Additional Information

Dr. Janet E. Hall

Massachusetts General Hospital

Phone: 617-877-1112

Results disclosure agreements

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