Trial Outcomes & Findings for Impact of Escitalopram on Sperm DNA Fragmentation (NCT NCT03527043)

NCT ID: NCT03527043

Last Updated: 2025-08-06

Results Overview

TUNEL assay for sperm DNA fragmentation,Percentage of patients who have abnormal (\>7%) TUNEL DNA fragmentation levels after 6 weeks of treatment

Recruitment status

TERMINATED

Study phase

PHASE2

Target enrollment

75 participants

Primary outcome timeframe

6 weeks

Results posted on

2025-08-06

Participant Flow

Participant milestones

Participant milestones
Measure
Escitalopram
10mg by mouth daily for 6 weeks Escitalopram: 10mg by mouth daily for 6 weeks
Placebo
Matched placebo control by mouth for 6 weeks. Placebo: matched placebo control by mouth for 6 weeks
Overall Study
STARTED
37
38
Overall Study
COMPLETED
36
38
Overall Study
NOT COMPLETED
1
0

Reasons for withdrawal

Reasons for withdrawal
Measure
Escitalopram
10mg by mouth daily for 6 weeks Escitalopram: 10mg by mouth daily for 6 weeks
Placebo
Matched placebo control by mouth for 6 weeks. Placebo: matched placebo control by mouth for 6 weeks
Overall Study
Withdrawal by Subject
1
0

Baseline Characteristics

Impact of Escitalopram on Sperm DNA Fragmentation

Baseline characteristics by cohort

Baseline characteristics by cohort
Measure
Escitalopram
n=37 Participants
10mg by mouth daily for 6 weeks Escitalopram: 10mg by mouth daily for 6 weeks
Placebo
n=38 Participants
Matched placebo control by mouth for 6 weeks. Placebo: matched placebo control by mouth for 6 weeks
Total
n=75 Participants
Total of all reporting groups
Age, Categorical
<=18 years
0 Participants
n=93 Participants
0 Participants
n=4 Participants
0 Participants
n=27 Participants
Age, Categorical
Between 18 and 65 years
37 Participants
n=93 Participants
38 Participants
n=4 Participants
75 Participants
n=27 Participants
Age, Categorical
>=65 years
0 Participants
n=93 Participants
0 Participants
n=4 Participants
0 Participants
n=27 Participants
Sex: Female, Male
Female
0 Participants
n=93 Participants
0 Participants
n=4 Participants
0 Participants
n=27 Participants
Sex: Female, Male
Male
37 Participants
n=93 Participants
38 Participants
n=4 Participants
75 Participants
n=27 Participants
Ethnicity (NIH/OMB)
Hispanic or Latino
0 Participants
n=93 Participants
0 Participants
n=4 Participants
0 Participants
n=27 Participants
Ethnicity (NIH/OMB)
Not Hispanic or Latino
36 Participants
n=93 Participants
34 Participants
n=4 Participants
70 Participants
n=27 Participants
Ethnicity (NIH/OMB)
Unknown or Not Reported
1 Participants
n=93 Participants
4 Participants
n=4 Participants
5 Participants
n=27 Participants
Race (NIH/OMB)
American Indian or Alaska Native
0 Participants
n=93 Participants
1 Participants
n=4 Participants
1 Participants
n=27 Participants
Race (NIH/OMB)
Asian
5 Participants
n=93 Participants
1 Participants
n=4 Participants
6 Participants
n=27 Participants
Race (NIH/OMB)
Native Hawaiian or Other Pacific Islander
0 Participants
n=93 Participants
0 Participants
n=4 Participants
0 Participants
n=27 Participants
Race (NIH/OMB)
Black or African American
17 Participants
n=93 Participants
16 Participants
n=4 Participants
33 Participants
n=27 Participants
Race (NIH/OMB)
White
11 Participants
n=93 Participants
12 Participants
n=4 Participants
23 Participants
n=27 Participants
Race (NIH/OMB)
More than one race
3 Participants
n=93 Participants
4 Participants
n=4 Participants
7 Participants
n=27 Participants
Race (NIH/OMB)
Unknown or Not Reported
1 Participants
n=93 Participants
4 Participants
n=4 Participants
5 Participants
n=27 Participants

PRIMARY outcome

Timeframe: 6 weeks

TUNEL assay for sperm DNA fragmentation,Percentage of patients who have abnormal (\>7%) TUNEL DNA fragmentation levels after 6 weeks of treatment

Outcome measures

Outcome measures
Measure
Escitalopram
n=37 Participants
10mg by mouth daily for 6 weeks Escitalopram: 10mg by mouth daily for 6 weeks
Placebo
n=38 Participants
Matched placebo control by mouth for 6 weeks. Placebo: matched placebo control by mouth for 6 weeks
Percentage of Patients Who Have Abnormal (>7%) TUNEL DNA Fragmentation Levels After 6 Weeks of Treatment
27 Percentage
21.05 Percentage

SECONDARY outcome

Timeframe: 10 weeks

Tunnel assay of the DNA fragmentation, Percentage of patients who have abnormal DNA fragmentation levels at 10 weeks (4 weeks following cessation of treatment)

Outcome measures

Outcome measures
Measure
Escitalopram
n=37 Participants
10mg by mouth daily for 6 weeks Escitalopram: 10mg by mouth daily for 6 weeks
Placebo
n=38 Participants
Matched placebo control by mouth for 6 weeks. Placebo: matched placebo control by mouth for 6 weeks
Percentage of Patients Who Have Abnormal DNA Fragmentation Levels at 10 Weeks (4 Weeks Following Cessation of Treatment)
24 participants
18 participants

SECONDARY outcome

Timeframe: 0 (baseline), 6, 10 weeks

Absolute change in DNA fragmentation percentage across treatment groups from baseline

Outcome measures

Outcome measures
Measure
Escitalopram
n=37 Participants
10mg by mouth daily for 6 weeks Escitalopram: 10mg by mouth daily for 6 weeks
Placebo
n=38 Participants
Matched placebo control by mouth for 6 weeks. Placebo: matched placebo control by mouth for 6 weeks
Absolute Change in DNA Fragmentation Percentage
Baseline
8.28 Percentage
Standard Deviation 5.61
7.2 Percentage
Standard Deviation 5.66
Absolute Change in DNA Fragmentation Percentage
6 Weeks
9.22 Percentage
Standard Deviation 7.23
8.3 Percentage
Standard Deviation 7.29
Absolute Change in DNA Fragmentation Percentage
10 Weeks
7.93 Percentage
Standard Deviation 7.05
7.39 Percentage
Standard Deviation 4.66

OTHER_PRE_SPECIFIED outcome

Timeframe: 0 (baseline), 6, 10 weeks

Change in serum testosterone (ng/dL)

Outcome measures

Outcome data not reported

OTHER_PRE_SPECIFIED outcome

Timeframe: 0 (baseline), 6, 10 weeks

Serum Luteinizing hormone measurement, Change in serum luteinizing hormone (LH) (mIU/mL)

Outcome measures

Outcome data not reported

OTHER_PRE_SPECIFIED outcome

Timeframe: 0 (baseline), 6, 10 weeks

Serum follicle-stimulating hormone measurement,Change in serum follicle-stimulating hormone (FSH) (mIU/mL)

Outcome measures

Outcome data not reported

OTHER_PRE_SPECIFIED outcome

Timeframe: 0 (baseline), 6, 10 weeks

serum prolactin measurement,Change in serum prolactin (ng/mL)

Outcome measures

Outcome data not reported

OTHER_PRE_SPECIFIED outcome

Timeframe: 0 (Baseline), 6, 10 weeks

International Index of Erectile Function (IIEF) Survey. Severe Erectile Dysfunction (5-7), moderate (8-11), mild to moderate (12-16), mild (17-21), and no Erectile Dysfunction (22-25)

Outcome measures

Outcome data not reported

Adverse Events

Escitalopram

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

Placebo

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

Jonathan Gal

Weill Cornell Medicine

Phone: 646-962-4811

Results disclosure agreements

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