Magnesium Supplements



- Magnesium Hydroxide/MOM:
    - osmotic laxative for acute emptying of bowel prior to diagnostic procedures;
    - for acute constipation, and hyperacidity;
    - adult: antacids: 5-10ml PO prn;
            - laxative: 15-60ml PO prn (Suspension: 8%) which is 80-160 mEq of Mg ion;
    - peds: 0.5 ml/kg/dose PO;
    - supplied:
            - MOM Suspension is a 8% solution of MgOH;
            - tabs: 325 mg;
    - contraindicated with renal insufficiency or intestinal obstruction;


- Magnesium Sulfate:          
    - for seizures, replacement for hypoMg, hyperalimentation, refactory hypokalemia, and hypo-calcemia;
    - adult: replacement: 1-2gm IM/IV;
    - as laxative: 5-15 gm (40-120 mEq);
    - peds: 25-50 mg/kg/dose IM or IV q4-6hr or 3-4 doses; may repeat if hypomagnesemia persists;
    - contraindicated with renal failure;
    - supplied: Injection: 100 mg/ml, 125 mg/ml, 250 mg/ml, 500 mg/ml



Magnesium administration and dysrhythmias after cardiac surgery. A placebo-controlled, double-blind, randomized trial.



Original Text by Clifford R. Wheeless, III, MD.

Last updated by Data Trace Staff on Friday, December 16, 2011 3:47 pm