Status:

COMPLETED

Childhood Hypertonia of Central Origin: A Trial of Anticholinergic Treatment Effects

Lead Sponsor:

University of Southern California

Collaborating Sponsors:

United Cerebral Palsy Foundation

Don and Linda Carter Foundation

Conditions:

Dystonia

Eligibility:

All Genders

5-17 years

Phase:

PHASE2

Brief Summary

This study is an open-label trial of trihexyphenidyl in children with upper extremity dystonia due to cerebral palsy. It is hypothesized that trihexyphenidyl in doses up to 0.75mg/kg/day would be well...

Detailed Description

BACKGROUND: Although trihexyphenidyl has been used to treat both primary and secondary dystonia in children, previous studies have not investigated efficacy in secondary dystonia. We describe the resu...

Eligibility Criteria

Inclusion

  • Dystonia in the dominant upper extremity

Exclusion

  • Complete absence of voluntary movement in the affected hands, wrists, and elbows
  • Severe weakness in the dominant upper extremity (MRC grade \< 4)
  • Passive range of motion at the hand, wrist or elbow less than 80% of normal
  • Current use of medications for dystonia (anticholinergics, L-dopa, baclofen, diazepam, tizanidine, tetrabenazine, reserpine, and others)
  • Changes in the subject's physical therapy regimen for the duration of the 15-week study
  • Prior use of trihexyphenidyl or other anticholinergic therapy for dystonia.
  • History of surgery on the dominant upper extremity or cervical spine
  • Botulinum toxin injection in the dominant upper extremity within the previous 6 months
  • Current or prior implantation of an intrathecal baclofen pump, deep brain stimulator, or other device to treat dystonia or spasticity
  • Concurrent acute or chronic medical condition (such as frequent seizures, heart disease, or asthma) that could adversely affect motor performance or the safety of testing
  • Presence of diurnal fluctuations or other clinical signs and symptoms suggesting an inborn error of metabolism, a family history of dystonia suggesting a genetic dystonia, or dystonia due to injury after the neonatal period (including toxin exposure, trauma, or medication-induced)
  • History of allergic or adverse reaction to trihexyphenidyl or other anticholinergic medications
  • Current complaint of urinary retention requiring treatment.
  • History of glaucoma, or family history of glaucoma with onset before age 40

Key Trial Info

Start Date :

January 1 2003

Trial Type :

INTERVENTIONAL

End Date :

December 1 2004

Estimated Enrollment :

35 Patients enrolled

Trial Details

Trial ID

NCT00122044

Start Date

January 1 2003

End Date

December 1 2004

Last Update

May 23 2014

Active Locations (7)

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Page 1 of 2 (7 locations)

1

University of Alabama School of Medicine

Birmingham, Alabama, United States, 35233

2

Stanford University

Stanford, California, United States, 94305-5235

3

Rehabilitation Institute of Chicago

Chicago, Illinois, United States, 60611

4

Kennedy Krieger Institute

Baltimore, Maryland, United States, 21205