Meronem IV is presented as a sterile white powder containing meropenem; 500 mg or 1 g as the trihydrate blended with anhydrous sodium carbonate for constitution. Meronem IV injection contains 208 mg sodium carbonate for each gram of meropenem (anhydrous potency). (See Table 1.)
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For each gram of meropenem (anhydrous potency) the vial contains 90 mg (3.9 mmol) of sodium.
Excipient/Inactive Ingredient: Meronem for IV injection and infusion includes the excipient anhydrous sodium carbonate.