Background: In Japan, selegiline has been approved for combination therapy with levodopa for Parkinson disease (PD). We conducted a trial of selegiline monotherapy for early PD.
Methods: In this 12-week controlled phase III trial, a total of 292 subjects were randomized to receive placebo (n = 146) (full analysis set 140) or selegiline (n = 146) (full analysis set 139). The primary outcome measure was the change in the Unified Parkinson Disease Rating Scale part I + II + III total score from baseline to the final visit. Other secondary measures and a safety profile were evaluated.
Results: Selegiline monotherapy reduced the primary outcome measure by -6.26 ± 7.86 compared with the placebo -3.14 ± 6.98 (mean ± SD, P = 0.0005 by analysis of covariance). There was no significant difference in the number of adverse events between the 2 groups (P > 0.05).
Conclusions: Selegiline monotherapy reduced the total Unified Parkinson Disease Rating Scale part I + II + III score and was well tolerated in Japanese patients with early PD.
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http://dx.doi.org/10.1097/WNF.0000000000000239 | DOI Listing |
Addict Biol
August 2023
Health Technology Assessment Center/Evidence-Based Social Science Research Center, School of Public Health, Lanzhou University, Lanzhou, China.
To evaluate the effectiveness, safety and tolerability of antidepressants in helping smokers quit tobacco dependence, five databases were searched for randomized controlled trials (RCT ) on different antidepressant interventions involving smoking cessation in populations (September 2022). The STATA 15.1 software was used to perform network meta-analysis.
View Article and Find Full Text PDFEur J Neurol
April 2023
Department of Neurology, Center for Movement Disorders, Beijing Tiantan Hospital, Capital Medical University, Beijing, China.
Background And Purpose: The monoamine oxidase type B inhibitors plus channel blockers (MAO-BIs plus) are a new class of antiparkinsonian drug with additional mechanisms of action for their property as ion channel blockers. The present study aimed to compare the efficacy and safety of MAO-BIs plus and conventional MAO-BIs, as well as their corresponding doses, as adjuvant therapy to levodopa in the treatment of Parkinson's disease (PD).
Method: Randomized controlled trials enrolling PD patients treated with selegiline, rasagiline, safinamide or zonisamide as adjuvant therapy to levodopa were identified.
Neurol Sci
March 2023
Department of Neurology, School of Medicine, The Jikei University, 3-25-8 Nishi-Shimbashi Minato-Ku 105-8461, Tokyo, Japan.
Background: Monotherapy with monoamine oxidase B (MAO-B) inhibitors enhances the level of endogenous dopamine in treatment for Parkinson's disease (PD) and provides some benefits. Certain neuropsychiatric functions are also regulated by central dopaminergic activity.
Aim: To investigate the relationship of the efficacy of monotherapy with MAO-B inhibitors on motor symptoms in PD with baseline cognitive function.
Curr Neuropharmacol
May 2023
Dipartimento di Neuroscienze, Salute Mentale e Organi di Senso, Sapienza Università di Roma, Italy.
Symptoms of cognitive impairment are rather common since the early stage of Parkinson's disease (PD); they aggravate with disease progression and may lead to dementia in a significant proportion of cases. Worsening of cognitive symptoms in PD patients depends on the progression of subcortical dopaminergic damage as well as the involvement of other brain neurotransmitter systems in cortical and subcortical regions. Beyond the negative impact on disability and quality of life, the presence and severity of cognitive symptoms may limit adjustments of dopamine replacement therapy along the disease course.
View Article and Find Full Text PDFCNS Neurol Disord Drug Targets
March 2023
School of Health Sciences, International Medical University, No 126, Jalan Jalil Perkasa 19, Bukit Jalil 57000, Kuala Lumpur, Malaysia.
Parkinson's disease (PD) is a progressive neurodegenerative disease characterised by reduced dopamine levels in the substantial nigra. This may lead to typical motor features such as bradykinesia, resting tremors and rigid muscles, as well as non-motor symptoms such as neuropsychiatric symptoms, sleep disorders, autonomic dysfunction, and sensory disturbances. Inhibitors of monoamine oxidase B (MAO-B) are used to alleviate symptoms by reducing monoamine oxidase-catalysed degradation of dopamine; hence, preserving functional levels of dopamine.
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