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Generic Name: magnesium chloride
Dosage Form: injection, solution

Medically reviewed on Jul 2, 2018

Disclaimer: This drug has not been found by FDA to be safe and effective, and this labeling has not been approved by FDA.

For further information about unapproved drugs, click here.

Chloromag Description

Magnesium Chloride Injection is a sterile solution of
Magnesium Chloride Hexahydrate in Water for Injection
q.s. Each mL contains Magnesium Chloride Hexahydrate
200 mg, Sodium Chloride 9 mg, Benzyl Alcohol 1% as
a preservative, Water for Injection, q.s. pH adjusted
with Hydrochloric Acid and/or Sodium Hydroxide. Total
osmolarity equivalent to 2951 mOsm/L.
Contains 1.97 mEq of Mg++ and Cl- per mL.
The structural formula is MgCl2•6H2O.


Magnesium is the second most plentiful cation within
cellular fluids. It is an important activator of many
enzyme systems and deficits are accompanied by a
variety of functional disturbances.


As an electrolyte replenisher in magnesium


Magnesium Chloride Injection should not be administered
if there is renal impairment, marked myocardial disease
or to comatose patients.


Do not use if a precipitate is present.


The usual precautions for parenteral administration
should be observed. Administer with caution if flushing
and sweating occurs. A preparation of a calcium salt
should be readily available for intravenous injection
to counteract potential serious signs of magnesium
intoxication. As long as deep tendon reflexes are active
it is probable that the patient will not develop respiratory
paralysis. Respiration and blood pressure should be
carefully observed during and after administration of
Magnesium Chloride Injection.

magnesium chloride injection, solution
Product Information
Product Type HUMAN PRESCRIPTION DRUG LABEL Item Code (Source) NDC:30727-304
Route of Administration INTRAVENOUS DEA Schedule     
Active Ingredient/Active Moiety
Ingredient Name Basis of Strength Strength
Magnesium Chloride (Magnesium cation) Magnesium Chloride 200 mg  in 1 mL
Inactive Ingredients
Ingredient Name Strength
Sodium Chloride 9 mg  in 1 mL
Benzyl Alcohol 1 mL  in 100 mL
Sodium Hydroxide  
Hydrochloric Acid  
# Item Code Package Description
1 NDC:30727-304-90 50 mL in 1 VIAL, MULTI-DOSE
Marketing Information
Marketing Category Application Number or Monograph Citation Marketing Start Date Marketing End Date
unapproved drug other 06/11/2011
Labeler - Merit Pharmaceutical (093370369)
Registrant - Merit Pharmaceutical (093370369)
Name Address ID/FEI Operations
Merit Pharmaceutical 093370369 manufacture
Merit Pharmaceutical