Trial Outcomes & Findings for Enhancing Extinction Learning in Post Traumatic Stress Disorder (PTSD) (NCT NCT01188694)

NCT ID: NCT01188694

Last Updated: 2017-06-14

Results Overview

PTSD Symptom Scale - Interview Version, higher scores represent higher PTSD severity (range 0 - 51)

Recruitment status

COMPLETED

Study phase

PHASE2

Target enrollment

42 participants

Primary outcome timeframe

Pre-treatment, post-treatment (4 weeks from pre-), 1-month follow-up (from post-), and 3-month follow-ups (from post-)

Results posted on

2017-06-14

Participant Flow

Participant milestones

Participant milestones
Measure
Psychotherapy Plus Methylene Blue, USP
Psychotherapy plus Methylene Blue, USP: This treatment involves daily visits with a therapist for 50 to 60 minutes for a total of six sessions. At the end of each session, 260 mg of methylene blue, USP will be given.
Psychotherapy Plus Placebo
Psychotherapy plus Placebo: This treatment involves daily visits with a therapist for 50 to 60 minutes for a total of six sessions. At the end of each session, capsules containing the placebo will be given.
Delayed Psychotherapy
Delayed Psychotherapy: Individuals must wait approximately five to six weeks to start treatment. They will come in for two check-in appointments before starting treatment. Treatment will consist of ten twice-weekly psychotherapy sessions (90-120 min each session).
Overall Study
STARTED
15
16
11
Overall Study
COMPLETED
10
15
10
Overall Study
NOT COMPLETED
5
1
1

Reasons for withdrawal

Withdrawal data not reported

Baseline Characteristics

Enhancing Extinction Learning in Post Traumatic Stress Disorder (PTSD)

Baseline characteristics by cohort

Baseline characteristics by cohort
Measure
Psychotherapy Plus Methylene Blue, USP
n=15 Participants
Psychotherapy plus Methylene Blue, USP: This treatment involves daily visits with a therapist for 50 to 60 minutes for a total of six sessions. At the end of each session, 260 mg of methylene blue, USP will be given.
Psychotherapy Plus Placebo
n=16 Participants
Psychotherapy plus Placebo: This treatment involves daily visits with a therapist for 50 to 60 minutes for a total of six sessions. At the end of each session, capsules containing the placebo will be given.
Delayed Psychotherapy
n=11 Participants
Delayed Psychotherapy: Individuals must wait approximately five to six weeks to start treatment. They will come in for two check-in appointments before starting treatment. Treatment will consist of ten twice-weekly psychotherapy sessions (90-120 min each session).
Total
n=42 Participants
Total of all reporting groups
Age, Categorical
<=18 years
0 Participants
n=5 Participants
0 Participants
n=7 Participants
0 Participants
n=5 Participants
0 Participants
n=4 Participants
Age, Categorical
Between 18 and 65 years
15 Participants
n=5 Participants
16 Participants
n=7 Participants
11 Participants
n=5 Participants
42 Participants
n=4 Participants
Age, Categorical
>=65 years
0 Participants
n=5 Participants
0 Participants
n=7 Participants
0 Participants
n=5 Participants
0 Participants
n=4 Participants
Sex: Female, Male
Female
10 Participants
n=5 Participants
12 Participants
n=7 Participants
8 Participants
n=5 Participants
30 Participants
n=4 Participants
Sex: Female, Male
Male
5 Participants
n=5 Participants
4 Participants
n=7 Participants
3 Participants
n=5 Participants
12 Participants
n=4 Participants
Region of Enrollment
United States
15 participants
n=5 Participants
16 participants
n=7 Participants
11 participants
n=5 Participants
42 participants
n=4 Participants

PRIMARY outcome

Timeframe: Pre-treatment, post-treatment (4 weeks from pre-), 1-month follow-up (from post-), and 3-month follow-ups (from post-)

Population: Intent to Treat

PTSD Symptom Scale - Interview Version, higher scores represent higher PTSD severity (range 0 - 51)

Outcome measures

Outcome measures
Measure
Psychotherapy Plus Methylene Blue, USP
n=15 Participants
Psychotherapy plus Methylene Blue, USP: This treatment involves daily visits with a therapist for 50 to 60 minutes for a total of six sessions. At the end of each session, 260 mg of methylene blue, USP will be given.
Psychotherapy Plus Placebo
n=16 Participants
Psychotherapy plus Placebo: This treatment involves daily visits with a therapist for 50 to 60 minutes for a total of six sessions. At the end of each session, capsules containing the placebo will be given.
Delayed Psychotherapy
n=11 Participants
Delayed Psychotherapy: Individuals must wait approximately five to six weeks to start treatment. They will come in for two check-in appointments before starting treatment. Treatment will consist of ten twice-weekly psychotherapy sessions (90-120 min each session).
PTSD Symptom Severity-Interview (PSS-I)
3 Month Follow-up
7.63 units on a scale
Standard Deviation 5.53
10.93 units on a scale
Standard Deviation 9.95
7.25 units on a scale
Standard Deviation 9.82
PTSD Symptom Severity-Interview (PSS-I)
Pre-Treatment
32.07 units on a scale
Standard Deviation 6.17
31.38 units on a scale
Standard Deviation 6.88
32.73 units on a scale
Standard Deviation 7.24
PTSD Symptom Severity-Interview (PSS-I)
Post-Treatment
17.10 units on a scale
Standard Deviation 10.57
14.67 units on a scale
Standard Deviation 9.27
29.60 units on a scale
Standard Deviation 8.40
PTSD Symptom Severity-Interview (PSS-I)
1 Month Follow-up
10.33 units on a scale
Standard Deviation 3.77
13.33 units on a scale
Standard Deviation 9.15
28.33 units on a scale
Standard Deviation 7.43

Adverse Events

Psychotherapy Plus Methylene Blue, USP

Serious events: 0 serious events
Other events: 4 other events
Deaths: 0 deaths

Psychotherapy Plus Placebo

Serious events: 0 serious events
Other events: 4 other events
Deaths: 0 deaths

Delayed Psychotherapy

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

Serious adverse events

Adverse event data not reported

Other adverse events

Other adverse events
Measure
Psychotherapy Plus Methylene Blue, USP
n=15 participants at risk
Psychotherapy plus Methylene Blue, USP: This treatment involves daily visits with a therapist for 50 to 60 minutes for a total of six sessions. At the end of each session, 260 mg of methylene blue, USP will be given.
Psychotherapy Plus Placebo
n=16 participants at risk
Psychotherapy plus Placebo: This treatment involves daily visits with a therapist for 50 to 60 minutes for a total of six sessions. At the end of each session, capsules containing the placebo will be given.
Delayed Psychotherapy
n=11 participants at risk
Delayed Psychotherapy: Individuals must wait approximately five to six weeks to start treatment. They will come in for two check-in appointments before starting treatment. Treatment will consist of ten twice-weekly psychotherapy sessions (90-120 min each session).
Gastrointestinal disorders
Nausea or Gastrointestinal
26.7%
4/15
18.8%
3/16
0.00%
0/11
Psychiatric disorders
Anxiety or Depression
6.7%
1/15
6.2%
1/16
0.00%
0/11
Eye disorders
Eye Infection
0.00%
0/15
0.00%
0/16
9.1%
1/11

Additional Information

Lori Zoellner

University of Washington

Phone: 206 685-3617

Results disclosure agreements

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