Trial Outcomes & Findings for Sildenafil Treatment for Mild TBI (NCT NCT03598140)

NCT ID: NCT03598140

Last Updated: 2020-11-19

Results Overview

Prior to and after sildenafil treatment (60mg) cerebral blood flow will be measured in the athletes and healthy controls.

Recruitment status

TERMINATED

Study phase

PHASE2

Target enrollment

22 participants

Primary outcome timeframe

3 years

Results posted on

2020-11-19

Participant Flow

Participant milestones

Participant milestones
Measure
Placebo Oral Capsule
If randomized to placebo, the participant will receive single (Group 1) or multiple (once-a-day for 14 days; Group 2) treatments. Placebo oral capsule: Placebo once (Group 1) or daily for 2 weeks (Group 2)
Sildenafil Citrate
If randomized to sildenafil (60mg), the participant will receive single (Group 1) or multiple (once-a-day for 14 days; Group 2) treatments. Sildenafil Citrate: Sildenafil 60mg once (Group 1) or daily for 2 weeks (Group 2)
Overall Study
STARTED
10
11
Overall Study
COMPLETED
9
11
Overall Study
NOT COMPLETED
1
0

Reasons for withdrawal

Reasons for withdrawal
Measure
Placebo Oral Capsule
If randomized to placebo, the participant will receive single (Group 1) or multiple (once-a-day for 14 days; Group 2) treatments. Placebo oral capsule: Placebo once (Group 1) or daily for 2 weeks (Group 2)
Sildenafil Citrate
If randomized to sildenafil (60mg), the participant will receive single (Group 1) or multiple (once-a-day for 14 days; Group 2) treatments. Sildenafil Citrate: Sildenafil 60mg once (Group 1) or daily for 2 weeks (Group 2)
Overall Study
enrolled but didn't start
1
0

Baseline Characteristics

Sildenafil Treatment for Mild TBI

Baseline characteristics by cohort

Baseline data not reported

PRIMARY outcome

Timeframe: 3 years

Population: The PI has left the institution, all efforts to locate the data have been exhausted and therefore no results are available to be reported

Prior to and after sildenafil treatment (60mg) cerebral blood flow will be measured in the athletes and healthy controls.

Outcome measures

Outcome data not reported

SECONDARY outcome

Timeframe: 3 years

Population: The PI has left the institution, all efforts to locate the data have been exhausted and therefore no results are available to be reported

This test will measure a range of injury severities: 0= Not experienced at all 1. No more of a problem 2. A mild problem 3. A moderate problem 4. A severe problem Improvement or worsening of symptoms (headaches, nausea, fatigue, feeling depressed, light sensitivity, double vision, etc.) will be recorded. The combined score from all symptoms will be recorded at the indicated time-points.

Outcome measures

Outcome data not reported

SECONDARY outcome

Timeframe: 3 years

Population: The PI has left the institution, all efforts to locate the data have been exhausted and therefore no results are available to be reported

Using the HVLT, performance in learning and memory will be measured in concussed athletes and healthy controls.

Outcome measures

Outcome data not reported

SECONDARY outcome

Timeframe: 3 years

Population: The PI has left the institution, all efforts to locate the data have been exhausted and therefore no results are available to be reported

Before and after sildenafil treatment, cerebrovascular reactivity will be measured in the athletes and healthy controls.

Outcome measures

Outcome data not reported

Adverse Events

Placebo Oral Capsule

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

Sildenafil Citrate

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

Dr. Joshua Gaston

UTexas Southwestern

Phone: 817-637-8043

Results disclosure agreements

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