Skip to content

Indications for and consequences of antiepileptic drug withdrawal

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
ISRCTN
Registry ID
ISRCTN28271641
Enrollment
160
Registered
2006-08-17
Start date
1999-09-01
Completion date
Unknown
Last updated
2015-01-13

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

Conditions

Epilepsy Nervous System Diseases Epilepsy

Interventions

The patients were block-randomised (in blocks of ten) to receive blindly either active medication or placebo in pre-packed dispensers (Dosett), one for each of the 12 withdrawal weeks. Those randomise

Sponsors

Akershus University Hospital (Norway)
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: 1. Epilepsy (minimum of two unprovoked epileptic fits) 2. Two year seizure freedom 3. Only one antiepileptic drug in use 4. Aged 18 to 67 years

Exclusion criteria

Exclusion criteria: 1. Juvenile myoclonus epilepsy 2. Paroxysmal EEG activity before termination of treatment, in patients with primary generalized epilepsy 3. Using several AEDs 4. Pregnancy 5. Mental retardation 6. Progressive neurological disease 7. Other known condition, which may affect patient's condition during follow-up 8. Other permanent medication (except in the case of contraceptive pills and hormonal treatment for menopausal conditions)

Design outcomes

Primary

MeasureTime frame
1. Neuropsychological function, as measured by a battery of 15 tests 2. Seizures

Secondary

MeasureTime frame
1. Electrocardiogram (ECG) 2. Electroencephalogram (EEG) 3. Endocrine function 4. Quality of life 5. Blood lipid levels

Countries

Norway

Outcome results

None listed

Source: ISRCTN (via WHO ICTRP) · Data processed: Feb 4, 2026