TCDS for the Treatment of Chronic Migraine

Trial statusNot yet recruiting
Trial phaseNot applicable
Trial typeInterventional
Biological sexAll
Age18-70
SponsorUniversity College, London

About this trial

Migraine affects 1 in 7 people worldwide, but for those suffering from chronic migraine there is a need for safe, effective and well tolerated treatments. The Nettle device is a non-invasive device, which is worn like a headband and delivers electrical stimulation (known as transcranial direct current stimulation or TCDS) to areas of the brain known to be involved in the processing of pain. In this study, 20 patients will be trained on how to use the device and then use it daily at home for 20 minutes for three months. Patients will complete a headache diary and quality of life questionnaires before using the device, during and after. As this is a feasibility study, adherence to completing the diaries and questionnaires will be assessed. Compliance with the treatment paradigm will also be assessed.

Eligibility criteria

This trial does not accept healthy volunteers

Qualifiers

Subjects aged 18-70 years

Fulfil the International Classification of Headache Disorders -3 (ICHD-3) criteria for chronic migraine, diagnosed by a headache specialist, at least 1 year prior to entering the trial

Subject is willing to keep headache medications stable for two weeks prior to entering the study and for the duration of the study.

Access to a smart phone to use the mobile application to control the device and use the Headache Pro app to record headaches. A paper diary may be used instead of the Headache Pro app Id required by individual patients.

Disqualifiers

Epilepsy or history of seizures

Current or planned pregnancy during the study timeframe

Active suicidal thoughts

Pre-existing neurological or neuropsychiatric condition

Trial design

Design model

Single group

Treatments tested in this trial

  • Transcranial direct current stimulation (Nettle device) 2mA stimulation for 20 minutes per day

    Device

    The Nettle device, manufactured by Samphire Neuroscience, contains four electrodes, two of which provide stimulation to the primary motor cortex (M1), and two stimulate the dorsolateral prefrontal cortex (DLPFC). A treatment session consists of 2mA stimulation for 20 minutes per day. Nettle is a Class IIa medical device which has a CE mark and is currently marketed for use in dysmenorrhoea and the mood component of premenstrual syndrome.

Treatment groups

20 Participants
are divided into 1 treatment group
Group A: Treatment with transcranial direct current stimulationExperimental treatment 1 intervention

Trial outcomes

Primary outcomes

1

Recruitment rate

Average number of participants enrolled per site per month

Time frame
1 year
2

Adherence rate

defined as the proportion of schedule transcranial direct current stimulation sessions completed by each participant

Time frame
12 weeks
3

Data completeness

defined as the proportion of days with a completed headache diary entry during the 12 week treatment phase

Time frame
12 weeks

Secondary outcomes

1

30% responder rate

The proportion of patients achieving ≥30% reduction in monthly migraine days (30% responder rate)

Time frame
12 weeks
2

Moderate to severe headache days

Mean change in monthly number of moderate to severe headache days

Time frame
12 weeks
3

Headache Intensity

Mean change in monthly headache intensity (on a 0-10 visual analogue scale, with 0 being pain free and 10 being the most severe pain)

Time frame
12 weeks
4

Adverse effects

Proportion of patients reporting device-related adverse events, with severity grading

Time frame
12 weeks

Other outcomes

Locations

This trial has no locations.

Sponsors and contacts

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