What are the possible side effects of magnesium sulfate injection (Sulfamag)?
Side effects with magnesium sulfate injection are not common. Serious side effects include: • an allergic reaction (shortness of breath; closing of the throat; hives; swelling of the lips, face, or tongue; rash; or fainting); • heart disturbances; • breathing difficulties; • poor reflexes; • confusion, extreme tiredness or weakness; • low body temperature; • severe headache; • fainting; • rash or flushing; • vision problems; or • nausea or vomiting. This is not a complete list of side effects and others may occur. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088. You may report side effects to FDA at 1-800-FDA-1088. What is the most important information I should know about magnesium sulfate injection (Sulfamag)?