Page last updated: 2024-08-17

levodopa and vitamin b 12

levodopa has been researched along with vitamin b 12 in 39 studies

Research

Studies (39)

Timeframe	Studies, this research(%)	All Research%
pre-1990	0 (0.00)	18.7374
1990's	0 (0.00)	18.2507
2000's	18 (46.15)	29.6817
2010's	13 (33.33)	24.3611
2020's	8 (20.51)	2.80

Authors

Authors	Studies
Diaz-Arrastia, R; Frol, AB; Rogers, JD; Sanchez-Saffon, A	1
Feldman, RG; Miller, JW; Nadeau, MR; Selhub, J; Thomas, CA; Wolf, PA	1
Armenise, E; de Mari, M; Fraddosio, A; Iliceto, G; Lamberti, P; Livrea, P; Zoccolella, S	1
Bottiglieri, T; Dewey, RB; Diaz-Arrastia, R; O'Suilleabhain, PE; Sharma, S	1
Armenise, E; de Mari, M; Fraddosio, A; Iliceto, G; Lamberti, P; Lamberti, SV; Livrea, P; Mastronardi, R; Zoccolella, S	1
Armenise, E; de Mari, M; Fraddosio, A; Iliceto, G; Lamberti, P; Lamberti, SV; Livrea, P; Zoccolella, S	1
Benetin, J; Blazícek, P; Gmitterová, K; Kukumberg, P; Valkovic, P; Valkovicová, L	1
Bottiglieri, T; Diaz-Arrastia, R; Greenberg, SM; Growdon, JH; Gurol, ME; Hyman, BT; Irizarry, MC; Locascio, JJ; Raju, S; Tennis, M	1
Barcikowska, M; Chodakowska-Zebrowska, M; Czyzewski, K; Lokk, J; Peplonska, B; Religa, D; Stepien, K; Styczynska, M; Winblad, B	1
Camicioli, R; Espay, AJ; Lafontaine, AL; Lang, AE; Martin, WR; Postuma, RB; Ranawaya, R; Suchowersky, O; Zadikoff, C	1
Aydemir, T; Cetin, S; Hanoglu, L; Koldas, M; Meral, H; Ozer, F; Ozturk, O; Seval, H; Yilsen, M	1
Di Rocco, A; Werner, P	1
Angelopoulos, E; Boufidou, F; Evangelopoulos, ME; Kararizou, E; Nikolaou, C; Triantafyllou, NI; Tsounis, S; Vassilopoulos, D	1
Armstrong, VW; Bachmann, CG; Guth, N; Happe, S; Helmschmied, K; Paulus, W	1
Belcastro, V; Caccamo, D; Calabresi, P; Currò, M; Di Iorio, W; Gorgone, G; Ientile, R; Menichetti, C; Parisi, G; Parnetti, L; Pisani, F; Rossi, A	1
Angelopoulos, E; Boufidou, F; Evangelopoulos, ME; Kararizou, E; Nikolaou, C; Rentzos, M; Triantafyllou, NI; Vassilopoulos, D	1
Brown, MS; Furtado, S; Suchowersky, O; Toth, C; Zochodne, D	1
Barchak, AG; Busanello, EN; Camargo, D; Carrion, MJ; da Costa, JC; Dalbem, A; de Mello Rieder, CR; de Sousa Miguel, SR; dos Santos, EF; Miglioranza, A; Rosa, C; Saute, J; Vargas, CR; Wajner, M; Zanatta, A	1
Belcastro, V; Calabresi, P; Castrioto, A; Gorgone, G; Ientile, R; Menichetti, C; Pierguidi, L; Pisani, F; Rossi, A; Tambasco, N	1
Belcastro, V; Caccamo, D; Calabresi, P; Currò, M; Ferlazzo, N; Gorgone, G; Ientile, R; Parisi, G; Parnetti, L; Pisani, F; Rossi, A; Tambasco, N	1
Martey, J; Rajabally, YA	2
Angrisano, S; Artusi, CA; Cocito, D; Lopiano, L; Merola, A; Rizzone, MG; Troiano, M; Zibetti, M	1
Abbruzzese, G; Bandettini di Poggio, M; Barone, P; Bonuccelli, U; Borelli, P; Ceravolo, R; Contu, P; Cossu, G; Frosini, D; Iodice, R; Lopiano, L; Manca, D; Manganelli, F; Marchese, R; Melis, M; Mereu, A; Merola, A; Nicoletti, V; Paribello, A; Picillo, M; Santoro, L; Zibetti, M	1
Nyholm, D; Rahne, KE; Tagesson, C	1
Antonini, A; Calandrella, D; Cantello, R; Coletti Moja, M; Comi, C; Dal Fante, M; Lacerenza, M; Mancini, F; Manfredi, L; Oggioni, GD; Pacchetti, C; Riboldazzi, G; Tunesi, S	1
Ceballos-Baumann, AO; Fietzek, UM; Lehnerer, SM; Messner, M	1
Eleopra, R; Onofrj, M; Uncini, A	1
Feng, H; Peng, S; Xiao, J; Xie, Y; Zhang, J	1
Kang, K; Ko, PW; Lee, HW; Park, D; Park, JS	1
Cardoso, F	1
Paul, DA; Qureshi, ARM; Rana, AQ	1
Baik, JS; Lee, JJ	1
Anamnart, C; Kitjarak, R	1
Arnoldussen, IA; Boelens Keun, JT; van de Rest, O; Vriend, C	1
de Almeida, AG; Finsterer, J; Rodrigues, AM; Scorza, CA; Scorza, FA	1
Ahlskog, JE	1
Bonno, D; Bouchard, M; Canissario, R; Déry, C; Dupré, N; Lang, AE; Lizarraga, KJ; Logigian, E; McDermott, MP; Modica, JS; Stanton, M	1
Bhidayasiri, R; Garcia-Ruiz, P; Müller, T; Odin, P; Phokaewvarangkul, O; Riederer, P	1

Reviews

7 review(s) available for levodopa and vitamin b 12

Article	Year
Polyneuropathy associated with duodenal infusion of levodopa in Parkinson's disease: features, pathogenesis and management. Journal of neurology, neurosurgery, and psychiatry, 2015, Volume: 86, Issue:5 Topics: Administration, Oral; Carbidopa; Drug Combinations; Female; Gels; Humans; Levodopa; Parkinson Disease; Polyneuropathies; Vitamin B 12	2015
Association of plasma homocysteine, vitamin B12 and folate levels with cognitive function in Parkinson's disease: A meta-analysis. Neuroscience letters, 2017, 01-01, Volume: 636 Topics: Adult; Aged; Aged, 80 and over; Cognition; Cognition Disorders; Female; Folic Acid; Homocysteine; Humans; Levodopa; Male; Middle Aged; Parkinson Disease; Treatment Outcome; Vitamin B 12	2017
Peripheral neuropathy in Parkinson's disease. Neurological sciences : official journal of the Italian Neurological Society and of the Italian Society of Clinical Neurophysiology, 2020, Volume: 41, Issue:10 Topics: Humans; Levodopa; Methylmalonic Acid; Parkinson Disease; Peripheral Nervous System Diseases; Vitamin B 12	2020
Dietary Approaches to Improve Efficacy and Control Side Effects of Levodopa Therapy in Parkinson's Disease: A Systematic Review. Advances in nutrition (Bethesda, Md.), 2021, 12-01, Volume: 12, Issue:6 Topics: Antiparkinson Agents; Diet; Humans; Levodopa; Parkinson Disease; Vitamin B 12	2021
Levodopa, homocysteine and Parkinson's disease: What's the problem? Parkinsonism & related disorders, 2023, Volume: 109 Topics: Antiparkinson Agents; Catechol O-Methyltransferase; Homocysteine; Humans; Levodopa; Parkinson Disease; Vitamin B 12; Vitamin B Complex	2023
A systematic review of the potential consequences of abnormal serum levels of vitamin B6 in people living with Parkinson's disease. Journal of the neurological sciences, 2023, 07-15, Volume: 450 Topics: Aged; Antiparkinson Agents; Carbidopa; Epilepsy; Humans; Levodopa; Parkinson Disease; Polyneuropathies; Vitamin B 12; Vitamin B 6; Vitamins	2023
Homocysteine, vitamin B metabolites, dopamine-substituting compounds, and symptomatology in Parkinson's disease: clinical and therapeutic considerations. Journal of neural transmission (Vienna, Austria : 1996), 2023, Volume: 130, Issue:11 Topics: Antiparkinson Agents; Catechol O-Methyltransferase; Dopamine; Homocysteine; Humans; Levodopa; Parkinson Disease; Vitamin B 12; Vitamins	2023

Trials

10 trial(s) available for levodopa and vitamin b 12

Article	Year
Effect of L-dopa on plasma homocysteine in PD patients: relationship to B-vitamin status. Neurology, 2003, Apr-08, Volume: 60, Issue:7 Topics: Antiparkinson Agents; Female; Folic Acid; Homocysteine; Humans; Hyperhomocysteinemia; Levodopa; Linear Models; Male; Middle Aged; Parkinson Disease; Pyridoxal Phosphate; Risk Factors; Vitamin B 12; Vitamin B Complex	2003
Effects of levodopa and COMT inhibitors on plasma homocysteine in Parkinson's disease patients. Movement disorders : official journal of the Movement Disorder Society, 2005, Volume: 20, Issue:1 Topics: Aged; Antiparkinson Agents; Case-Control Studies; Catechols; Chromatography, High Pressure Liquid; Drug Therapy, Combination; Female; Folic Acid; Homocysteine; Humans; Levodopa; Linear Models; Male; Middle Aged; Nitriles; Parkinson Disease; Vitamin B 12	2005
Plasma homocysteine levels in Parkinson's disease: role of antiparkinsonian medications. Parkinsonism & related disorders, 2005, Volume: 11, Issue:2 Topics: Aged; Antiparkinson Agents; Catechol O-Methyltransferase Inhibitors; Dopamine Agonists; Enzyme Inhibitors; Female; Folic Acid; Homocysteine; Humans; Levodopa; Male; Middle Aged; Parkinson Disease; Vitamin B 12	2005
Vitamins and entacapone in levodopa-induced hyperhomocysteinemia: a randomized controlled study. Neurology, 2006, Jun-27, Volume: 66, Issue:12 Topics: Aged; Antiparkinson Agents; Canada; Catechols; Double-Blind Method; Drug Combinations; Female; Folic Acid; Homocysteine; Humans; Hyperhomocysteinemia; Levodopa; Male; Middle Aged; Nitriles; Parkinson Disease; Placebo Effect; Treatment Outcome; United States; Vitamin B 12; Vitamins	2006
Plasma homocysteine levels in patients treated with levodopa: motor and cognitive associations. Neurological research, 2006, Volume: 28, Issue:8 Topics: Aged; Aged, 80 and over; Antiparkinson Agents; Case-Control Studies; Cognition; Enzyme-Linked Immunosorbent Assay; Female; Folic Acid; Homocysteine; Humans; Levodopa; Male; Middle Aged; Motor Activity; Neuropsychological Tests; Parkinson Disease; Statistics, Nonparametric; Vitamin B 12	2006
The influence of levodopa and the COMT inhibitor on serum vitamin B12 and folate levels in Parkinson's disease patients. European neurology, 2007, Volume: 58, Issue:2 Topics: Aged; Analysis of Variance; Antiparkinson Agents; Case-Control Studies; Catechols; Female; Folic Acid; Humans; Immunoassay; Levodopa; Male; Middle Aged; Nitriles; Parkinson Disease; Vitamin B 12	2007
Folate and vitamin B12 levels in levodopa-treated Parkinson's disease patients: their relationship to clinical manifestations, mood and cognition. Parkinsonism & related disorders, 2008, Volume: 14, Issue:4 Topics: Affect; Aged; Aged, 80 and over; Analysis of Variance; Antiparkinson Agents; Case-Control Studies; Cognition; Enzyme-Linked Immunosorbent Assay; Female; Folic Acid; Humans; Levodopa; Male; Middle Aged; Neuropsychological Tests; Parkinson Disease; Vitamin B 12	2008
Prospective assessment of peripheral neuropathy in Duodopa-treated parkinsonian patients. Acta neurologica Scandinavica, 2014, Volume: 129, Issue:1 Topics: Action Potentials; Aged; Antiparkinson Agents; Carbidopa; Drug Combinations; Female; Follow-Up Studies; Gels; Humans; Intestinal Absorption; Levodopa; Male; Middle Aged; Neural Conduction; Parkinsonian Disorders; Peripheral Nervous System Diseases; Prospective Studies; Reaction Time; Vitamin B 12; Vitamin B 12 Deficiency	2014
Effects of vitamin B12, folate, and entacapone on homocysteine levels in levodopa-treated Parkinson's disease patients: A randomized controlled study. Journal of clinical neuroscience : official journal of the Neurosurgical Society of Australasia, 2021, Volume: 88 Topics: Aged; Antiparkinson Agents; Catechols; Female; Folic Acid; Homocysteine; Humans; Hyperhomocysteinemia; Levodopa; Male; Middle Aged; Nitriles; Parkinson Disease; Research Design; Vitamin B 12	2021
Parkinson's disease: Research puts spotlight on thiamine deficiency and cardiovascular health. Journal of clinical neuroscience : official journal of the Neurosurgical Society of Australasia, 2021, Volume: 93 Topics: Folic Acid; Homocysteine; Humans; Levodopa; Parkinson Disease; Thiamine Deficiency; Vitamin B 12	2021

Other Studies

22 other study(ies) available for levodopa and vitamin b 12

Article	Year
Elevated plasma homocysteine levels in patients treated with levodopa: association with vascular disease. Archives of neurology, 2003, Volume: 60, Issue:1 Topics: Aged; Aged, 80 and over; Antiparkinson Agents; Coronary Artery Disease; Female; Folic Acid; Homocysteine; Humans; Hyperhomocysteinemia; Levodopa; Male; Middle Aged; Parkinson Disease; Risk Factors; Vitamin B 12	2003
Modest increase in plasma homocysteine follows levodopa initiation in Parkinson's disease. Movement disorders : official journal of the Movement Disorder Society, 2004, Volume: 19, Issue:12 Topics: Aged; Antiparkinson Agents; Folic Acid; Humans; Hyperhomocysteinemia; Levodopa; Middle Aged; Parkinson Disease; Prospective Studies; Vitamin B 12	2004
Hyperhomocysteinemia in L-dopa treated Parkinson's disease patients: effect of cobalamin and folate administration. European journal of neurology, 2005, Volume: 12, Issue:5 Topics: Aged; Antiparkinson Agents; Female; Folic Acid; Homocysteine; Humans; Hyperhomocysteinemia; Levodopa; Male; Middle Aged; Parkinson Disease; Vitamin B 12	2005
Reduced plasma homocysteine levels in levodopa/entacapone treated Parkinson patients. Parkinsonism & related disorders, 2005, Volume: 11, Issue:4 Topics: Aged; Aged, 80 and over; Antiparkinson Agents; Catechol O-Methyltransferase; Catechol O-Methyltransferase Inhibitors; Catechols; Cross-Sectional Studies; Drug Therapy, Combination; Enzyme Inhibitors; Female; Folic Acid; Homocysteine; Humans; Hyperhomocysteinemia; Levodopa; Male; Middle Aged; Nitriles; Parkinson Disease; Vitamin B 12	2005
Association of homocysteine with plasma amyloid beta protein in aging and neurodegenerative disease. Neurology, 2005, Nov-08, Volume: 65, Issue:9 Topics: Aged; Aged, 80 and over; Aging; Alzheimer Disease; Amyloid beta-Peptides; Brain; Causality; Cerebral Amyloid Angiopathy; Cognition Disorders; Creatinine; Female; Folic Acid; Homocysteine; Humans; Levodopa; Male; Memory Disorders; Middle Aged; Neurodegenerative Diseases; Parkinson Disease; Predictive Value of Tests; Vitamin B 12	2005
Hyperhomocysteinemia and methylenetetrahydrofolate reductase polymorphism in patients with Parkinson's disease. Neuroscience letters, 2006, Aug-14, Volume: 404, Issue:1-2 Topics: Adult; Aged; Aged, 80 and over; Folic Acid; Homocysteine; Humans; Hyperhomocysteinemia; Levodopa; Methylenetetrahydrofolate Reductase (NADPH2); Middle Aged; Parkinson Disease; Polymorphism, Single Nucleotide; Reference Values; Vitamin B 12	2006
Vitamins and entacapone in levodopa-induced hyperhomocysteinemia: a randomized controlled study. Neurology, 2007, Apr-24, Volume: 68, Issue:17 Topics: Antiparkinson Agents; Carbon; Catechol O-Methyltransferase Inhibitors; Catechols; Folic Acid; Humans; Hyperhomocysteinemia; Levodopa; Nitriles; Parkinson Disease; Randomized Controlled Trials as Topic; S-Adenosylmethionine; Time Factors; Vitamin B 12; Vitamin B 6	2007
Homocysteine in restless legs syndrome. Sleep medicine, 2008, Volume: 9, Issue:4 Topics: Aged; Antiparkinson Agents; Catechols; Female; Folic Acid; Homocysteine; Humans; Hyperhomocysteinemia; Levodopa; Male; Middle Aged; Nitriles; Parkinson Disease; Reference Values; Restless Legs Syndrome; Vitamin B 12; Vitamin B 6	2008
Effect of MTHFR polymorphisms on hyperhomocysteinemia in levodopa-treated Parkinsonian patients. Neuromolecular medicine, 2007, Volume: 9, Issue:3 Topics: Aged; Antiparkinson Agents; Female; Folic Acid; Homocysteine; Humans; Hyperhomocysteinemia; Levodopa; Male; Methylenetetrahydrofolate Reductase (NADPH2); Middle Aged; Parkinson Disease; Polymorphism, Genetic; Vitamin B 12	2007
Neuropathy as a potential complication of levodopa use in Parkinson's disease. Movement disorders : official journal of the Movement Disorder Society, 2008, Oct-15, Volume: 23, Issue:13 Topics: Analysis of Variance; Antiparkinson Agents; Female; Homocysteine; Humans; Levodopa; Male; Methylmalonic Acid; Parkinson Disease; Peripheral Nervous System Diseases; Retrospective Studies; Vitamin B 12	2008
Evidence that folic acid deficiency is a major determinant of hyperhomocysteinemia in Parkinson's disease. Metabolic brain disease, 2009, Volume: 24, Issue:2 Topics: Analysis of Variance; Case-Control Studies; Female; Folic Acid; Folic Acid Deficiency; Homocysteine; Humans; Hyperhomocysteinemia; Levodopa; Male; Matched-Pair Analysis; Middle Aged; Nerve Degeneration; Parkinson Disease; Reference Values; Statistics, Nonparametric; Vitamin B 12	2009
Hyperhomocysteinemia recurrence in levodopa-treated Parkinson's disease patients. European journal of neurology, 2010, Volume: 17, Issue:5 Topics: Aged; Cross-Sectional Studies; Dopamine Agents; Female; Genetic Predisposition to Disease; Homocysteine; Humans; Hyperhomocysteinemia; Levodopa; Male; Middle Aged; Parkinson Disease; Prospective Studies; Secondary Prevention; Treatment Outcome; Vitamin B 12	2010
Coenzyme Q10, hyperhomocysteinemia and MTHFR C677T polymorphism in levodopa-treated Parkinson's disease patients. Neuromolecular medicine, 2012, Volume: 14, Issue:1 Topics: Aged; Antiparkinson Agents; Female; Folic Acid; Homocysteine; Humans; Hyperhomocysteinemia; Levodopa; Male; Methylenetetrahydrofolate Reductase (NADPH2); Middle Aged; Parkinson Disease; Polymorphism, Genetic; Ubiquinone; Vitamin B 12	2012
No association between neuropathy and restless legs in Parkinson's disease. Acta neurologica Scandinavica, 2013, Volume: 127, Issue:3 Topics: Antiparkinson Agents; Female; Humans; Levodopa; Male; Parkinson Disease; Peripheral Nervous System Diseases; Prevalence; Restless Legs Syndrome; Vitamin B 12	2013
Neuropathy and levodopa in Parkinson's disease: evidence from a multicenter study. Movement disorders : official journal of the Movement Disorder Society, 2013, Volume: 28, Issue:10 Topics: Aged; Antiparkinson Agents; Female; Homocysteine; Humans; Hyperhomocysteinemia; Levodopa; Logistic Models; Male; Middle Aged; Neural Conduction; Parkinson Disease; Peripheral Nervous System Diseases; Prevalence; Risk; Vitamin B 12	2013
Levodopa, vitamins, ageing and the neuropathy of Parkinson's disease. Journal of neurology, 2013, Volume: 260, Issue:11 Topics: Adult; Aged; Aging; Antiparkinson Agents; Cross-Sectional Studies; Female; Folic Acid; Humans; Levodopa; Male; Middle Aged; Nervous System Diseases; Parkinson Disease; Vitamin B 12	2013
Motor fluctuations and Helicobacter pylori in Parkinson's disease. Journal of neurology, 2013, Volume: 260, Issue:12 Topics: Aged; Antiparkinson Agents; Breath Tests; Female; Folic Acid; Helicobacter Infections; Helicobacter pylori; Humans; Intestinal Absorption; Levodopa; Male; Parkinson Disease; Treatment Outcome; Vitamin B 12	2013
Prevalence and features of peripheral neuropathy in Parkinson's disease patients under different therapeutic regimens. Parkinsonism & related disorders, 2014, Volume: 20, Issue:1 Topics: Aged; Antiparkinson Agents; Cross-Sectional Studies; Electromyography; Female; Folic Acid; Homocysteine; Humans; Levodopa; Male; Middle Aged; Parkinson Disease; Peripheral Nervous System Diseases; Prevalence; Vitamin B 12	2014
Subacute peripheral neuropathy under duodopa therapy without cobalamin deficiency and despite supplementation. Journal of neural transmission (Vienna, Austria : 1996), 2014, Volume: 121, Issue:10 Topics: Aged; Antiparkinson Agents; Carbidopa; Drug Combinations; Humans; Infusions, Parenteral; Jejunum; Levodopa; Male; Parkinson Disease; Polyneuropathies; Vitamin B 12	2014
Serum methylmalonic acid correlates with neuropathic pain in idiopathic Parkinson's disease. Neurological sciences : official journal of the Italian Neurological Society and of the Italian Society of Clinical Neurophysiology, 2017, Volume: 38, Issue:10 Topics: Aged; Antiparkinson Agents; Biomarkers; Cross-Sectional Studies; Female; Homocysteine; Humans; Levodopa; Male; Methylmalonic Acid; Middle Aged; Neural Conduction; Neuralgia; Pain Measurement; Parkinson Disease; Prevalence; Severity of Illness Index; Vitamin B 12	2017
Vitamin B12 and Parkinson's Disease: What is the Relationship? Movement disorders : official journal of the Movement Disorder Society, 2018, Volume: 33, Issue:5 Topics: Case-Control Studies; Humans; Levodopa; Parkinson Disease; Vitamin B 12	2018
Peripheral Neuropathy in Yonsei medical journal, 2020, Volume: 61, Issue:12 Topics: Adult; Aged; Case-Control Studies; Female; Homocysteine; Humans; Levodopa; Male; Middle Aged; Neural Conduction; Parkinson Disease; Peripheral Nervous System Diseases; Prevalence; Risk Factors; Uric Acid; Vitamin B 12	2020