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CLASS
Buffer
Alkalinizer.
MECHANISM OF ACTION
Reacts with hydrogen ions to form water and carbon dioxide, correcting metabolic acidosis.
Increases blood and urinary pH by releasing a bicarbonate ion, which in turn neutralizes hydrogen ion concentrations.
INDICATIONS
Known or suspected metabolic acidosis
Tricyclic antidepressant (TCA) overdose
Hyperkalemia
CONTRAINDACTIONS
Metabolic and respiratory alkalosis
Hypocalcemia
Hypokalemia
Hypocloremia
ADVERSE REACTIONS
Metabolic alkalosis
Hypokalemia
Hyperosmolarity
Fluid overload
Increase in tissue acidosis
Electrolyte imbalance and tetany seizures
Tissue sloughing at injection site
DOSAGE - ADULT
1 mEq / kg IV; may repeat with 0.5 mEq / kg every 10 minutes
DURATION OF ACTION
Onset: 2-10 minutes.
Peak effect: 15-20 minutes.
Duration: 30-60 minutes.