Trial Outcomes & Findings for Efavirenz Versus Rilpivirine on Vascular Function, Inflammation, and Oxidative Stress (NCT NCT01585038)

NCT ID: NCT01585038

Last Updated: 2015-08-14

Results Overview

This is a measure of in vivo endothelial function

Recruitment status

COMPLETED

Study phase

PHASE4

Target enrollment

40 participants

Primary outcome timeframe

Change from baseline to 4 weeks

Results posted on

2015-08-14

Participant Flow

Participant milestones

Participant milestones
Measure
Efavirenz
Efavirenz 600mg given nightly without food for 30 days Efavirenz: 600mg orally every evening
Rilpivirine
Rilpivirine 25mg given daily with meals for 30 days Rilpivirine: 25mg orally once daily
Overall Study
STARTED
20
20
Overall Study
COMPLETED
18
18
Overall Study
NOT COMPLETED
2
2

Reasons for withdrawal

Reasons for withdrawal
Measure
Efavirenz
Efavirenz 600mg given nightly without food for 30 days Efavirenz: 600mg orally every evening
Rilpivirine
Rilpivirine 25mg given daily with meals for 30 days Rilpivirine: 25mg orally once daily
Overall Study
Adverse Event
2
2

Baseline Characteristics

Efavirenz Versus Rilpivirine on Vascular Function, Inflammation, and Oxidative Stress

Baseline characteristics by cohort

Baseline characteristics by cohort
Measure
Efavirenz
n=20 Participants
Efavirenz 600mg given nightly without food for 30 days Efavirenz: 600mg orally every evening
Rilpivirine
n=20 Participants
Rilpivirine 25mg given daily with meals for 30 days Rilpivirine: 25mg orally once daily
Total
n=40 Participants
Total of all reporting groups
Age, Continuous
30.4 years
n=99 Participants
34.5 years
n=107 Participants
31.54 years
n=206 Participants
Sex: Female, Male
Female
15 Participants
n=99 Participants
10 Participants
n=107 Participants
25 Participants
n=206 Participants
Sex: Female, Male
Male
5 Participants
n=99 Participants
10 Participants
n=107 Participants
15 Participants
n=206 Participants
Ethnicity (NIH/OMB)
Hispanic or Latino
3 Participants
n=99 Participants
1 Participants
n=107 Participants
4 Participants
n=206 Participants
Ethnicity (NIH/OMB)
Not Hispanic or Latino
17 Participants
n=99 Participants
19 Participants
n=107 Participants
36 Participants
n=206 Participants
Ethnicity (NIH/OMB)
Unknown or Not Reported
0 Participants
n=99 Participants
0 Participants
n=107 Participants
0 Participants
n=206 Participants
Race (NIH/OMB)
American Indian or Alaska Native
0 Participants
n=99 Participants
0 Participants
n=107 Participants
0 Participants
n=206 Participants
Race (NIH/OMB)
Asian
0 Participants
n=99 Participants
0 Participants
n=107 Participants
0 Participants
n=206 Participants
Race (NIH/OMB)
Native Hawaiian or Other Pacific Islander
0 Participants
n=99 Participants
0 Participants
n=107 Participants
0 Participants
n=206 Participants
Race (NIH/OMB)
Black or African American
6 Participants
n=99 Participants
9 Participants
n=107 Participants
15 Participants
n=206 Participants
Race (NIH/OMB)
White
12 Participants
n=99 Participants
10 Participants
n=107 Participants
22 Participants
n=206 Participants
Race (NIH/OMB)
More than one race
0 Participants
n=99 Participants
0 Participants
n=107 Participants
0 Participants
n=206 Participants
Race (NIH/OMB)
Unknown or Not Reported
2 Participants
n=99 Participants
1 Participants
n=107 Participants
3 Participants
n=206 Participants
Region of Enrollment
United States
20 participants
n=99 Participants
20 participants
n=107 Participants
40 participants
n=206 Participants

PRIMARY outcome

Timeframe: Change from baseline to 4 weeks

This is a measure of in vivo endothelial function

Outcome measures

Outcome measures
Measure
Efavirenz
n=18 Participants
Efavirenz 600mg given nightly without food for 30 days Efavirenz: 600mg orally every evening
Rilpivirine
n=18 Participants
Rilpivirine 25mg given daily with meals for 30 days Rilpivirine: 25mg orally once daily
Change in Flow-mediated Dilation of the Brachial Artery
0.089 absolute percentage change
Standard Deviation 3.65
0.63 absolute percentage change
Standard Deviation 2.42

SECONDARY outcome

Timeframe: Change from baseline to 4 weeks

Change in high sensitivity C-reactive protein levels

Outcome measures

Outcome measures
Measure
Efavirenz
n=18 Participants
Efavirenz 600mg given nightly without food for 30 days Efavirenz: 600mg orally every evening
Rilpivirine
n=18 Participants
Rilpivirine 25mg given daily with meals for 30 days Rilpivirine: 25mg orally once daily
Inflammatory Markers
0.80 mg/L
Standard Deviation 2.47
-0.41 mg/L
Standard Deviation 6.01

SECONDARY outcome

Timeframe: Change from baseline to 4 weeks

Change in soluble vascular cell adhesion molecule-1 levels

Outcome measures

Outcome measures
Measure
Efavirenz
n=18 Participants
Efavirenz 600mg given nightly without food for 30 days Efavirenz: 600mg orally every evening
Rilpivirine
n=18 Participants
Rilpivirine 25mg given daily with meals for 30 days Rilpivirine: 25mg orally once daily
Endothelial Activation Markers
-27.62 pg/mL
Standard Deviation 125.20
-20.92 pg/mL
Standard Deviation 68.95

SECONDARY outcome

Timeframe: Change from baseline to 4 weeks

Change in F2-isoprostane levels

Outcome measures

Outcome measures
Measure
Efavirenz
n=14 Participants
Efavirenz 600mg given nightly without food for 30 days Efavirenz: 600mg orally every evening
Rilpivirine
n=12 Participants
Rilpivirine 25mg given daily with meals for 30 days Rilpivirine: 25mg orally once daily
Oxidative Stress Markers
92.7 pg/mL
Standard Deviation 178.6
-101.4 pg/mL
Standard Deviation 215.7

Adverse Events

Efavirenz

Serious events: 0 serious events
Other events: 17 other events
Deaths: 0 deaths

Rilpivirine

Serious events: 0 serious events
Other events: 11 other events
Deaths: 0 deaths

Serious adverse events

Adverse event data not reported

Other adverse events

Other adverse events
Measure
Efavirenz
n=20 participants at risk
Efavirenz 600mg given nightly without food for 30 days Efavirenz: 600mg orally every evening
Rilpivirine
n=20 participants at risk
Rilpivirine 25mg given daily with meals for 30 days Rilpivirine: 25mg orally once daily
Skin and subcutaneous tissue disorders
Dermatologic Abnormality
10.0%
2/20 • One month
10.0%
2/20 • One month
Nervous system disorders
CNS Abnormalities
55.0%
11/20 • One month
30.0%
6/20 • One month
Gastrointestinal disorders
Gastrointestinal Abnormalities
20.0%
4/20 • One month
15.0%
3/20 • One month

Additional Information

Samir K Gupta, Md, MS

Indiana University School of Medicine

Phone: 317-274-7926

Results disclosure agreements

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