magnesium sulfate has been researched along with Tachycardia in 55 studies
Timeframe | Studies, this research(%) | All Research% |
---|---|---|
pre-1990 | 29 (52.73) | 18.7374 |
1990's | 12 (21.82) | 18.2507 |
2000's | 6 (10.91) | 29.6817 |
2010's | 6 (10.91) | 24.3611 |
2020's | 2 (3.64) | 2.80 |
Authors | Studies |
---|---|
Gimovsky, M; Juusela, A; Nazir, M | 1 |
Bimrew, D; Hune, M; Jemal, S; Melese, E; Misganaw, A; Sema, A; Seyoum, F; Sitote, M | 1 |
Clara, A; Drüge, G; Felgenhauer, N; Rauch, S; Überbacher, CA | 1 |
Aissaoui, N; Alazard, M; El-Aissaoui, M; Faisy, C; Funck-Brentano, C; Hulot, JS; Le-Heuzey, JY; Salem, JE; Urien, S | 1 |
Carwana, M; Cook, VE; Kapur, A; Li, R; Martin, G; Sauve, L; Tang, P; Tilley, P; Yang, CL | 1 |
Frost, I; Singh, VK; Sinha, A; Williamson, DG | 1 |
Ahmad, I; Barker, A; Bathke, PS; Brown, CJ; Fernandez, T; Sellers, WF | 1 |
Irie, S; Maeda, T; Oshiro, K; Otsuka, T; Yoshida, H; Zukeran, T | 1 |
Estandia, A; Ford, TJ; Harris, AS; Olsen, RW; Smith, HT; Tillotson, RF | 1 |
BORBELY, L; KINECSESY, A | 1 |
ALLEN, CR; ENG, M; HUTCHINSON, HT; VASICKA, A | 1 |
Little, M | 1 |
Ahara, S; Aizawa, Y; Chinushi, M; Furushima, H; Izumi, D; Komura, S; Satoh, A; Washizuka, T | 1 |
Brown, MJ; Hein, BD; Long, TR; Rydberg, CH; Wass, CT | 1 |
Ithnin, F; Ng, CC; Ng, SY; Sia, AT | 1 |
Hatjis, CG; Meis, PJ; Nelson, LH; Swain, M | 1 |
Bolognesi, R; Cortesi, G; Manca, C; Pela, G; Tsialtas, D | 1 |
Chung, P; Iseri, LT; Tobis, J | 1 |
Chenzbraun, A; Cohen, AM; Keren, A; Loebel, H; Stern, S; Tzivoni, D; Zahavi, I | 1 |
Brodsky, M; French, JH; Iseri, LT; Siskind, AP; Thomas, RG | 1 |
Cohen, L; Kitzes, R | 1 |
Bertolín Guillem, V; Boix Ruíz, JH; Cervera Montes, M; Colomer Terres, MJ; Peris Aguirre, L; Valentín Segura, V; Valls Grima, F | 1 |
Cunningham, DN; Gallagher, J; Leppard, P; Moran, JL; Peake, SL; Salagaras, M | 1 |
Bar, I; Caspi, J; Rudis, E; Safadi, T; Saute, M | 1 |
Allsop, E; Ip-Yam, C | 1 |
Pittman, JA | 1 |
Ito, T; Kii, Y | 1 |
Petroianu, G; Ruefer, R | 1 |
Cudworth, P; Davies, GE; Lawler, PG | 1 |
Bjerregaard, P; Fredman, C; Hilton, TC; Holt, DJ; Ira, GH; Janosik, DL | 1 |
Belhassen, B; Laniado, S; Viskin, S | 1 |
Chugh, SN; Kumar, P; Malhotra, KC; Malhotra, S | 1 |
Borelli, D; Ceravolo, R; Mattioli, PL; Perticone, F | 1 |
Banai, S; Schuger, C | 1 |
Cruz Fernández, JM; García-Rubira, JC; López García-Aranda, V | 1 |
Betzu, R; Gould, LA; Muller, RT; Pradeep, V; Scafa, A; Vacek, T | 1 |
Barnett, DB; Bing, RF; Heagerty, AM; Smith, LF | 1 |
Albrecht, RF; Feld, JM; Mayer, DB; Miletich, DJ | 1 |
Afonso, JS; Carvalho, E; Fernandes, JS; Pereira, D; Pereira, JN; Rabaçal, C | 1 |
Allen, BJ; Brodsky, MA; Capparelli, EV; Iseri, LT; Luckett, CR | 1 |
Allegra, J; Birnbaum, G; Plosay, JJ | 1 |
Klodnicki, WE; Sacchetti, A; Warden, T | 1 |
Autore, C; Capria, A; Fragola, PV; Sangiorgi, M | 1 |
Blanc, JJ; Boschat, J; Egreteau, JP; Etienne, E; Etienne, Y; Guiserix, J; Penther, P; Songy, B | 1 |
Artigou, JY; Bronstein, JA; Clavel, JP; Devys, J; Grosgogeat, Y; Komajda, M; Lemonnier, MP; Sibra, M | 1 |
Blanc, JJ; Boschat, J; Etienne, Y; Guiserix, J; Penther, P; Songy, B | 1 |
Cohen, L; Kitzes, R; Shnaider, H | 1 |
Banai, S; Benhorin, J; Gottlieb, S; Keren, A; Schuger, C; Stern, S; Tzivoni, D | 1 |
Caddell, JL | 1 |
Cuda, G; Mattioli, PL; Perticone, F; Pintaudi, C; Spadea, F; Tassone, P | 1 |
Leinonen, H; Toivonen, LK | 1 |
Adinolfi, L; Bonaduce, D; Perticone, F | 1 |
Podell, RN | 1 |
Brodsky, MA; Fairshter, RD; Hardemann, JL; Iseri, LT | 1 |
Hashiba, K; Matsuo, S | 1 |
2 review(s) available for magnesium sulfate and Tachycardia
Article | Year |
---|---|
[The problem of ventricular tachycardia with torsade de pointes and its rational therapy].
Topics: Electrocardiography; Humans; Magnesium Sulfate; Tachycardia | 1988 |
[Treatment of digitalis-induced arrhythmia].
Topics: Adrenergic beta-Antagonists; Adult; Aged; Arrhythmias, Cardiac; Bretylium Compounds; Digitalis Glycosides; Edetic Acid; Electric Countershock; Electrocardiography; Female; Humans; Lidocaine; Magnesium Sulfate; Male; Methods; Middle Aged; Pacemaker, Artificial; Phenytoin; Potassium Chloride; Procainamide; Quinidine; Tachycardia | 1974 |
3 trial(s) available for magnesium sulfate and Tachycardia
Article | Year |
---|---|
Parenteral magnesium sulfate versus amiodarone in the therapy of atrial tachyarrhythmias: a prospective, randomized study.
Topics: Aged; Aged, 80 and over; Amiodarone; Anti-Arrhythmia Agents; APACHE; Female; Humans; Infusions, Parenteral; Intensive Care Units; Magnesium; Magnesium Sulfate; Male; Middle Aged; Prospective Studies; Tachycardia; Treatment Outcome | 1995 |
Effects of magnesium on myocardial function after coronary artery bypass grafting.
Topics: Adult; Aged; Angina Pectoris; Coronary Artery Bypass; Electrocardiography; Female; Heart; Hemodynamics; Humans; Incidence; Magnesium Sulfate; Male; Middle Aged; Postoperative Complications; Tachycardia; Ventricular Function, Left | 1995 |
Intravenous infusion of magnesium sulphate after acute myocardial infarction: effects on arrhythmias and mortality.
Topics: Arrhythmias, Cardiac; Cardiac Complexes, Premature; Clinical Trials as Topic; Coronary Care Units; Double-Blind Method; Electrocardiography; Female; Heart Ventricles; Humans; Infusions, Parenteral; Magnesium Sulfate; Male; Middle Aged; Myocardial Infarction; Prognosis; Random Allocation; Tachycardia | 1986 |
50 other study(ies) available for magnesium sulfate and Tachycardia
Article | Year |
---|---|
Two cases of coronavirus 2019-related cardiomyopathy in pregnancy.
Topics: Adult; Anti-Arrhythmia Agents; Antibodies, Monoclonal, Humanized; Anticonvulsants; Blood Gas Analysis; Cardiomyopathies; Cesarean Section; COVID-19; COVID-19 Nucleic Acid Testing; Diabetes, Gestational; Diuretics; Echocardiography; Enzyme Inhibitors; Female; Fever; Furosemide; Heart Arrest; Heart Failure; Humans; Hydroxychloroquine; Hypoxia; Intubation, Intratracheal; Magnesium Sulfate; Metoprolol; Middle Aged; Obesity, Maternal; Oxygen Inhalation Therapy; Point-of-Care Systems; Pre-Eclampsia; Pregnancy; Pregnancy Complications, Cardiovascular; Pregnancy Complications, Infectious; Respiration, Artificial; Return of Spontaneous Circulation; SARS-CoV-2; Severity of Illness Index; Stroke Volume; Tachycardia; Tachycardia, Supraventricular | 2020 |
Comparison of intravenous magnesium sulphate and lidocaine for attenuation of cardiovascular response to laryngoscopy and endotracheal intubation in elective surgical patients at Zewditu Memorial Hospital Addis Ababa, Ethiopia.
Topics: Administration, Intravenous; Adolescent; Adult; Anesthetics, Local; Arterial Pressure; Elective Surgical Procedures; Ethiopia; Female; Heart Rate; Humans; Hypertension; Intubation, Intratracheal; Laryngoscopy; Lidocaine; Magnesium Sulfate; Male; Middle Aged; Prospective Studies; Tachycardia; Young Adult | 2021 |
[High-dose magnesium sulfate in the treatment of aconite poisoning].
Topics: Aconitum; Alkaloids; Anti-Arrhythmia Agents; Arrhythmias, Cardiac; Electrocardiography; Heart Diseases; Humans; Magnesium Sulfate; Male; Middle Aged; Neurotoxicity Syndromes; Sodium Channel Agonists; Sodium Channels; Suicide, Attempted; Tachycardia; Veratrum | 2015 |
Modeling of Amiodarone Effect on Heart Rate Control in Critically Ill Patients with Atrial Tachyarrhythmias.
Topics: Aged; Aged, 80 and over; Amiodarone; Anti-Arrhythmia Agents; Atrial Fibrillation; Cohort Studies; Critical Illness; Dobutamine; Drug Design; Female; Heart Rate; Humans; Infusions, Intravenous; Magnesium Sulfate; Male; Middle Aged; Sympathomimetics; Tachycardia | 2016 |
Respiratory Presentation of Pediatric Patients in the 2014 Enterovirus D68 Outbreak.
Topics: Adolescent; Adrenal Cortex Hormones; Anti-Infective Agents; British Columbia; Calcium Channel Blockers; Child; Child, Preschool; Continuous Positive Airway Pressure; Cough; Disease Outbreaks; Dyspnea; Enterovirus D, Human; Enterovirus Infections; Female; Humans; Hypoxia; Infant; Intensive Care Units, Pediatric; Lung; Magnesium Sulfate; Male; Oxygen Inhalation Therapy; Radiography, Thoracic; Respiratory Sounds; Respiratory Tract Infections; Retrospective Studies; Seasons; Tachycardia; Tachypnea | 2016 |
Management of persistent wide QRS in flecainide overdose with magnesium sulphate.
Topics: Adolescent; Anti-Arrhythmia Agents; Drug Overdose; Electrocardiography; Female; Flecainide; Humans; Hypotension; Magnesium Sulfate; Suicide, Attempted; Tachycardia | 2010 |
Intravenous magnesium sulphate prevents intravenous salbutamol tachycardia in asthma.
Topics: Adolescent; Adrenergic beta-2 Receptor Agonists; Albuterol; Anti-Arrhythmia Agents; Asthma; Bronchodilator Agents; Child, Preschool; Female; Humans; Magnesium Sulfate; Middle Aged; Tachycardia | 2010 |
[Case report; Magnesium sulfate could induce ventricular fibrillation in specific type of wide QRS tachycardia].
Topics: Adult; Anti-Arrhythmia Agents; Electrocardiography; Humans; Magnesium Sulfate; Male; Tachycardia; Ventricular Fibrillation; Wolff-Parkinson-White Syndrome | 2012 |
Magnesium sulfate and chloride in suppression of ectopic ventricular tachycardia accompanying acute myocardial infarction.
Topics: Chlorides; Magnesium Sulfate; Myocardial Infarction; Tachycardia; Tachycardia, Paroxysmal; Tachycardia, Ventricular; Ventricular Premature Complexes | 1953 |
[VENTRICULAR PAROXYSMAL TACHYCARDIA SUCCESSFULLY TREATED WITH NOVOCAMIDE].
Topics: Adenosine Triphosphate; Humans; Magnesium Sulfate; Niacin; Nicotinic Acids; Tachycardia; Tachycardia, Paroxysmal; Tachycardia, Ventricular; Thiamine Pyrophosphate; Toxicology | 1964 |
SPINAL AND EPIDURAL ANESTHESIA, FETAL AND UTERINE RESPONSE TO ACUTE HYPO- AND HYPERTENSION.
Topics: Anesthesia, Epidural; Anesthesia, Obstetrical; Anesthesia, Spinal; Bradycardia; Drug Therapy; Dura Mater; Female; Fetal Heart; Humans; Hypertension; Hypotension; Infant, Newborn; Magnesium Sulfate; Methoxamine; Pregnancy; Tachycardia; Uterus | 1964 |
Failure of magnesium in treatment of Irukandji syndrome.
Topics: Adult; Analgesics; Analgesics, Opioid; Bites and Stings; Bronchodilator Agents; Cnidarian Venoms; Epinephrine; Humans; Hypertension; Hypotension; Intubation, Intratracheal; Magnesium Sulfate; Male; Nitroglycerin; Pain; Pulmonary Edema; Sweating; Syndrome; Tachycardia; Treatment Outcome; Vasodilator Agents | 2005 |
Role of autonomic nervous activity in the antiarrhythmic effects of magnesium sulfate in a canine model of polymorphic ventricular tachyarrhythmia associated with prolonged QT interval.
Topics: Animals; Anti-Arrhythmia Agents; Autonomic Nervous System; Disease Models, Animal; Dogs; Heart Ventricles; Magnesium Sulfate; Tachycardia; Time Factors | 2006 |
Posterior reversible encephalopathy syndrome during pregnancy: seizures in a previously healthy parturient.
Topics: Adolescent; Anesthetics, Intravenous; Anticonvulsants; Brain; Cesarean Section; Epilepsy, Tonic-Clonic; Factor V; Female; Humans; Hypertension; Intubation, Intratracheal; Magnesium Sulfate; Magnetic Resonance Imaging; Neuromuscular Depolarizing Agents; Pregnancy; Pregnancy Complications; Pregnancy Trimester, Third; Succinylcholine; Syndrome; Tachycardia; Thiopental; Tomography, X-Ray Computed | 2007 |
Ergometrine administration for post-partum haemorrhage in an undiagnosed pre-eclamptic.
Topics: Adult; Anticonvulsants; Blood Pressure; Blood Transfusion; Cesarean Section; Diagnosis, Differential; Eclampsia; Ergonovine; Female; Humans; Hypovolemia; Intubation, Intratracheal; Magnesium Sulfate; Obesity, Morbid; Oliguria; Oxytocics; Postpartum Hemorrhage; Pre-Eclampsia; Pregnancy; Risk Factors; Seizures; Tachycardia | 2008 |
Addition of magnesium sulfate improves effectiveness of ritodrine in preventing premature delivery.
Topics: Apgar Score; Birth Weight; Drug Therapy, Combination; Female; Gestational Age; Heart Failure; Humans; Hypoglycemia; Hypokalemia; Infant, Newborn; Injections, Intravenous; Magnesium Sulfate; Male; Obstetric Labor, Premature; Pregnancy; Propanolamines; Ritodrine; Tachycardia | 1984 |
[Anti-arrhythmic action of magnesium sulfate in "torsade de pointes" ventricular arrhythmia].
Topics: Aged; Electrocardiography; Female; Humans; Magnesium Sulfate; Tachycardia | 1984 |
Magnesium therapy for intractable ventricular tachyarrhythmias in normomagnesemic patients.
Topics: Aged; Coronary Disease; Electrocardiography; Female; Humans; Magnesium Sulfate; Male; Middle Aged; Tachycardia; Ventricular Fibrillation | 1983 |
Magnesium therapy for torsades de pointes.
Topics: Aged; Amiodarone; Electrocardiography; Female; Humans; Imipramine; Magnesium Sulfate; Male; Middle Aged; Procainamide; Quinidine; Tachycardia; Thioridazine | 1984 |
Magnesium therapy in massive digoxin intoxication.
Topics: Digoxin; Electrocardiography; Humans; Infusions, Parenteral; Magnesium Sulfate; Male; Middle Aged; Suicide, Attempted; Tachycardia; Ventricular Fibrillation | 1984 |
Magnesium sulfate and digitalis-toxic arrhythmias.
Topics: Aged; Digoxin; Heart Failure; Humans; Lymph Nodes; Magnesium; Magnesium Deficiency; Magnesium Sulfate; Male; Middle Aged; Tachycardia | 1983 |
[Electric alternance of the T wave and [[torsade de pointes"].
Topics: Electrocardiography; Heart Ventricles; Humans; Magnesium Deficiency; Magnesium Sulfate; Male; Middle Aged; Tachycardia | 1980 |
Abnormal response to suxamethonium in a patient receiving magnesium therapy.
Topics: Aged; Drug Synergism; Female; Humans; Magnesium Sulfate; Nerve Block; Neuromuscular Junction; Succinylcholine; Tachycardia | 1994 |
Magnesium sulphate for pre-eclampsia and a sudden bradycardia.
Topics: Adolescent; Adrenergic beta-Antagonists; Bradycardia; Calcium Channel Blockers; Drug Interactions; Female; Humans; Labetalol; Magnesium Sulfate; Pre-Eclampsia; Pregnancy; Research Design; Tachycardia | 2000 |
Drug-induced ventricular tachyarrhythmia in isolated rabbit hearts with atrioventricular block.
Topics: Action Potentials; Animals; Anti-Arrhythmia Agents; Benzamides; Cisapride; Dimethyl Sulfoxide; Disease Models, Animal; Electrocardiography; Heart Block; In Vitro Techniques; Magnesium Sulfate; Male; Morpholines; Potassium; Rabbits; Solvents; Sotalol; Tachycardia | 2002 |
Beta-blockade or magnesium in organophosphorus insecticide poisoning (OPIP)
Topics: Atropine; Humans; Insecticides; Magnesium Sulfate; Organophosphorus Compounds; Propranolol; Tachycardia | 1992 |
Intravenous magnesium therapy in critically ill patients.
Topics: Bacteremia; Critical Care; Homeostasis; Humans; Infusions, Intravenous; Magnesium Sulfate; Tachycardia | 1992 |
Electrophysiologic and antiarrhythmic effects of magnesium in patients with inducible ventricular tachyarrhythmia.
Topics: Aged; Electrophysiology; Heart Conduction System; Humans; Magnesium Sulfate; Male; Middle Aged; Tachycardia; Ventricular Fibrillation | 1992 |
Deterioration of ventricular tachycardia to ventricular fibrillation after rapid intravenous administration of magnesium sulfate.
Topics: Aged; Electrocardiography; Humans; Infusions, Intravenous; Magnesium Sulfate; Male; Tachycardia; Ventricular Fibrillation | 1992 |
Reversion of ventricular and supraventricular tachycardia by magnesium sulphate therapy in aluminium phosphide poisoning. Report of two cases.
Topics: Adolescent; Adult; Aluminum Compounds; Female; Humans; Magnesium Sulfate; Male; Phosphines; Tachycardia; Tachycardia, Supraventricular | 1991 |
Antiarrhythmic short-term protective magnesium treatment in ischemic dilated cardiomyopathy.
Topics: Aged; Cardiomyopathy, Dilated; Electrocardiography, Ambulatory; Female; Heart Ventricles; Humans; Magnesium Sulfate; Male; Middle Aged; Tachycardia; Time Factors | 1990 |
Magnesium sulfate is the treatment for torsades de pointes if the right dose is given.
Topics: Dose-Response Relationship, Drug; Humans; Magnesium Sulfate; Tachycardia | 1990 |
Magnesium sulphate for torsade de pointes in a patient with congenital long QT syndrome.
Topics: Adult; Arrhythmias, Cardiac; Female; Humans; Long QT Syndrome; Magnesium Sulfate; Tachycardia | 1990 |
Magnesium treatment of torsade de pointes--a case report.
Topics: Aged; Aged, 80 and over; Electrocardiography; Female; Humans; Injections, Intravenous; Magnesium Sulfate; Tachycardia | 1990 |
The effects of magnesium salts on the duration of epinephrine-induced ventricular tachyarrhythmias in anesthetized rats.
Topics: Animals; Calcium Chloride; Epinephrine; Halothane; Magnesium Chloride; Magnesium Sulfate; Male; Pentobarbital; Propranolol; Rats; Tachycardia; Time Factors; Verapamil | 1989 |
[Therapeutic effectiveness of intravenous magnesium sulfate in tachyarrhythmia. Apropos of 4 clinical cases].
Topics: Adult; Atrial Fibrillation; Drug Administration Schedule; Drug Evaluation; Electrocardiography; Female; Humans; Injections, Intravenous; Magnesium Sulfate; Male; Middle Aged; Tachycardia | 1989 |
Magnesium sulfate therapy for sustained monomorphic ventricular tachycardia.
Topics: Adult; Aged; Aged, 80 and over; Electrocardiography; Female; Humans; Infusions, Intravenous; Injections, Intravenous; Magnesium; Magnesium Sulfate; Male; Middle Aged; Recurrence; Tachycardia | 1989 |
Magnesium sulfate & torsade de pointes.
Topics: Animals; Humans; Infusions, Intravenous; Magnesium Sulfate; Tachycardia | 1989 |
Magnesium sulfate termination of torsades de pointes following failure of cardioversion.
Topics: Aged; Electric Countershock; Female; Humans; Magnesium Sulfate; Tachycardia | 1989 |
[Antiarrhythmic effects of intravenous magnesium sulfate in torsade de pointes. Apropos of 6 cases].
Topics: Aged; Electrocardiography; Female; Humans; Injections, Intravenous; Magnesium; Magnesium Sulfate; Male; Middle Aged; Potassium; Tachycardia | 1986 |
[Treatment of torsade des pointes by intravenous magnesium].
Topics: Aged; Electrocardiography; Female; Humans; Infusions, Intravenous; Magnesium Sulfate; Recurrence; Tachycardia; Time Factors | 1986 |
[Treatment of torsades de pointes with magnesium sulfate].
Topics: Female; Humans; Magnesium Sulfate; Middle Aged; Tachycardia | 1985 |
Multifocal atrial tachycardia responsive to parenteral magnesium.
Topics: Aged; Humans; Infusions, Intravenous; Injections, Intramuscular; Kinetics; Magnesium; Magnesium Sulfate; Male; Middle Aged; Tachycardia | 1988 |
Treatment of torsade de pointes with magnesium sulfate.
Topics: Aged; Aged, 80 and over; Electrocardiography; Female; Humans; Magnesium; Magnesium Sulfate; Male; Middle Aged; Potassium; Tachycardia | 1988 |
Magnesium therapy in premature neonates with apnea neonatorum.
Topics: Apnea; Birth Weight; Bradycardia; Drug Administration Schedule; Follow-Up Studies; Gestational Age; Humans; Infant, Newborn; Infant, Premature, Diseases; Magnesium Deficiency; Magnesium Sulfate; Maternal Age; Recurrence; Respiratory Distress Syndrome, Newborn; Retrospective Studies; Tachycardia | 1988 |
[Magnesium salts in the treatment of ventricular tachycardia].
Topics: Aged; Aged, 80 and over; Arrhythmias, Cardiac; Drug Administration Schedule; Electrocardiography; Female; Heart Ventricles; Humans; Magnesium Sulfate; Male; Middle Aged; Tachycardia | 1987 |
Limited effect of magnesium sulphate on torsades de pointes ventricular tachycardia.
Topics: Electrocardiography; Female; Heart Ventricles; Humans; Magnesium Sulfate; Middle Aged; Suicide, Attempted; Tachycardia; Thioridazine | 1986 |
Efficacy of magnesium sulfate in the treatment of torsade de pointes.
Topics: Aged; Electrocardiography; Female; Humans; Magnesium Sulfate; Male; Middle Aged; Tachycardia | 1986 |
The magnesium mavens. Much ado about something.
Topics: Aged; Digoxin; Humans; Magnesium; Magnesium Deficiency; Magnesium Sulfate; Male; Middle Aged; Myocardium; Potassium; Tachycardia | 1985 |
Magnesium and potassium therapy in multifocal atrial tachycardia.
Topics: Aged; Atrioventricular Node; Electrocardiography; Female; Heart Atria; Humans; Infusions, Parenteral; Magnesium; Magnesium Sulfate; Male; Middle Aged; Potassium; Tachycardia | 1985 |