Topiramate in the Treatment of Posttraumatic Stress Disorder in Civilians

Completed · Phase 4

Conditions studied: Post-Traumatic Stress Disorder

In brief

The primary objective of this study is to investigate the safety and efficacy of topiramate in the treatment of PTSD in women survivors of domestic violence and/or rape trauma as measured by the Clinician-Administered PTSD Scale (CAPS) for DSM-IV.

Key facts

Study ID

NCT00208130

Run by

Creighton University

People needed

60

Starts

2001-10-01

Expected to finish

2004-03-01

Last updated by the study team

2009-04-29

Who can join

Age: 19 and older, up to 64. Sex: any. Healthy volunteers: accepted.

You may qualify if…

• Subjects must have a diagnosis of PTSD as defined by DSM-IV for at least six months, supported by the Structured Clinical Interview for DSM-IV Axis I Disorders (SCID-I).
• Subjects must be female between 19 and 64 years of age, inclusive.
• Subjects must have a minimum past week CAPS score of 50 at Visit 2 (Day 1).
• Subjects must be in generally good health as confirmed by medical history, baseline psychiatric history and physical examination, including vital signs.
• Subjects must have observed the designated washout periods for prohibited medications outlined under the Concomitant Therapy section of this protocol.
• Subjects must have a negative urine drug screening (phencyclidine, cocaine, amphetamines, tetrahydrocannabinol, and opiates) at Visit 1.
• Subjects must:
• be postmenopausal for at least one year, or
• have had a hysterectomy or tubal ligation or otherwise be incapable of pregnancy, or
• have practiced one of the following methods of contraception for at least one month prior to study entry: hormonal contraceptives, spermicide and barrier, intrauterine device, spousal/partner sterility or
• be practicing abstinence and agree to continue abstinence or to use an acceptable method of contraception (as listed above) should sexual activity commence.
• If (c) or (d), subjects must have a negative urine pregnancy test up to one week prior to Visit 2 (Day 1).
• Subjects must be able to take oral medication, adhere to medication regimens and be willing to return for regular visits.
• Subjects must be able to read and comprehend written instructions and willing to complete all scales and inventories required by this protocol.

You may not qualify if…

• Subjects who have a DSM-IV diagnosis of substance dependence or abuse (with the exception of nicotine or caffeine dependence) within the past 3 months.
• Subjects with a current or past history of primary major depressive disorder or major anxiety disorder (i.e., panic disorder, obsessive-compulsive disorder, social phobia) as defined by DSM-IV.
• Subjects with a current or lifetime history of schizophrenia, bipolar disorder, or other psychotic disorder as defined by DSM-IV.
• Subjects with a DSM-IV diagnosis of current organic mental disorder, factitious disorder, or malingering.
• Subjects who are currently enrolled in a cognitive-behavioral therapy program.
• Note: Subjects may be receiving concurrent psychotherapy (other than cognitive-behavioral therapy), but subjects must not initiate new psychotherapy treatment during their participation in the trial.
• Subjects with prior non-response to topiramate for the treatment of PTSD following an adequate trial.
• Subjects with a disability or other compensation claim pending for lack of functioning due to PTSD.
• Subjects with disability compensation dependent on persisting functional impairment related to PTSD.
• Subjects who have previously been treated with topiramate and discontinued treatment due to an adverse event or subjects with a known hypersensitivity to topiramate.
• Subjects with clinically unstable disease: cardiovascular, renal, gastrointestinal, pulmonary, metabolic, endocrine or other systemic disease that could interfere with their participation in the study.
• Subjects with a history of nephrolithiasis.
• Subjects who have SGOT and/or SGPT levels greater than 2 times the upper limit of the normal range at Screening.
• Subjects who have active liver disease.
• Subjects taking antipsychotics within three months of the screening visit.
• Subjects with progressive or degenerative neurologic disorders (e.g., multiple sclerosis).

Where it is running

• Creighton University Psychiatry and Research Center — Omaha, Nebraska, United States

Full record on ClinicalTrials.gov

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