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The role of D-Cycloserine in combination with exposure therapy in the treatment of Panic Disorder to improve the severity of panic symptoms.

A randomised controlled trial to evaluate the effects of D-Cycloserine in combination with Exposure Therapy in the treatment of panic disorder to improve the severity of Panic Symptoms

Status
Recruiting
Phases
Unknown
Study type
Interventional
Source
ANZCTR
Registry ID
ACTRN12606000351516
Enrollment
30
Registered
2006-08-16
Start date
2006-06-15
Completion date
Unknown
Last updated
2020-01-13

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

None listed

Brief summary

The aim of this study is to evaluate the effectiveness of adding D-Cycloserine to group-based exposure therapy for panic disorder. It is hypothesised that individuals who receive D-Cycloserine and exposure therapy will attain a greater reduction in panic symptoms in comparison to individuals who receive placebo and exposure therapy. Participants from the community who have a primary diagnosis of panic disorder will receive three group based exposure therapy sessions in combination with placebo or D-Cycloserine. Exposure therapy consists of exposure to feared body sensations. Panic symptoms are assess one and three months later. All therapsists, assessors, and individuals entering data are blind to drug condition.

Interventions

D-Cycloserine and Exposure Therapy. Participants are given 3 weekly sessions (once per week) of group-based exposure therapy. One group of participants receives D-Cycloserine (50mg) before each therapy session. Each dose is given orally in capsule form once before each of the three therapy sessions.

Sponsors

University of New South Wales
Lead SponsorUniversity

Study design

Allocation
Randomised controlled trial
Intervention model
Parallel
Primary purpose
Treatment
Masking
Blinded (masking used)

Eligibility

Sex/Gender
All
Age
18 Years to No maximum
Healthy volunteers
No

Inclusion criteria

Primary diagnosis of Panic Disorder.

Exclusion criteria

Epilepsy, severe kidney disease, use of contraindicated medications, suicide intent, substance dependence and pregnancy.

Outcome results

None listed

Source: ANZCTR · Data processed: Feb 4, 2026