scholarly journals A double-blind, sham-controlled trial of transcranial direct current stimulation for the treatment of depression

2009 ◽  
Vol 13 (01) ◽  
pp. 61 ◽  
Author(s):  
Colleen K. Loo ◽  
Perminder Sachdev ◽  
Donel Martin ◽  
Melissa Pigot ◽  
Angelo Alonzo ◽  
...  
Trials ◽  
2019 ◽  
Vol 20 (1) ◽  
Author(s):  
Artur Quintiliano ◽  
Tayanne Oehmen ◽  
Gianna Mastroianni Kirsztajn ◽  
Rodrigo Pegado

Abstract Background Persistent pain can lead to incapacitation requiring long-term pharmacological treatment. Up to 82% of chronic kidney disease (CKD) patients undergoing hemodialysis (HD) have chronic pain and most do not respond to usual medication. Advances in non-pharmacological treatments are necessary to promote pain relief without side effects and to restore functionality. Transcranial direct current stimulation (tDCS) promises to be a novel, cost-efficient, non-pharmacological treatment for CKD patients with chronic pain. In this study, we hypothesize that tDCS could improve pain, depression, functionality, and quality of life in patients with CKD undergoing HD. Methods/design We describe a single-center, parallel-design, double blind randomized, sham-controlled trial. Forty-five subjects with CKD undergoing HD will be randomized to a motor cortex (M1), a dorso lateral prefrontal cortex (DLPFC), or a sham group. A total of ten sessions will be administered to participants over 4 weeks using a monophasic continuous current with an intensity of 2 mA for 20 min. Participants will be evaluated at baseline, immediately after the tenth session, and at 1 week and 4 weeks of follow-up after the intervention. Pain, depression, functionality, and quality of life will be evaluated. Discussion The results from this study will provide initial clinical evidence on the efficacy and safety of tDCS in patients with CKD undergoing HD. Trial registration Brazilian Clinical Trials Registry/Registro Brasileiro de Ensaios Clínicos (ensaiosclinicos.gov.br), 1111–1216-0137. Registered on 20 June 2018.


2019 ◽  
Vol 9 (1) ◽  
pp. 60 ◽  
Author(s):  
Rechdi Ahdab ◽  
Anthony G. Mansour ◽  
Georges Khazen ◽  
Christelle El-Khoury ◽  
Toni M. Sabbouh ◽  
...  

Summary: Three consecutive daily sessions of cathodal transcranial direct current stimulation (tDCS) was sufficient to show a significant decrease in headache duration and intensity as well as tablets consumption, in patients suffering from episodic migraine. Background: Migraine prophylaxis is recommended in patients with frequent and/or intense headaches, but poor tolerability and lack of efficacy of preventive drugs are common in clinical practice. Hence, new prophylactic strategies are needed. Objective: The aim of this study was to evaluate the efficacy of tDCS in terms of migraine prophylaxis. Methods: This was a double blind and sham-controlled trial. Forty-two migraine patients were randomly assigned in a crossover design to receive three consecutive daily sessions of both sham and cathodal tDCS stimulation (2.0 mA, 20 min) over the occipital cortex of the dominant side of the migraine pain (O1/O2). Migraine duration and intensity, number of analgesic tablets, and number of headache-free days (where no headache abortive medications are taken) were recorded one week before and two weeks after treatment. A washout period of one week was allowed before crossing to the other treatment arm. Results: Relative to sham, cathodal stimulation was associated with a significant reduction in the number of headache days, tablets consumption, and pain intensity; and a significant increase in the number of headache-free days. These beneficial effects were sustained over two weeks. No serious side effects were observed, and the procedure was well tolerated. Conclusion: Based on these findings, cathodal tDCS applied to the occipital cortex seems to be an effective and well tolerated alternative to pharmacotherapy in patients with episodic migraine.


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