| | B - Blood and Blood Forming Organs |  |  | 
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| | B05 - Blood Substitutes and Perfusion Solutions |  | See also:V07AB - Solvents and diluting agents, incl. irrigating solutions
 V07AC - Blood transfusion, auxiliary products
 
 |  | No DDDs are established in this group. It is considered difficult to establish DDDs, because of the great variations in dosages given.
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| | B05X - I.V. Solution Additives |  | I.v. solution additives (i.v. concentrates) are concentrated preparations containing substances used for correcting fluid and electrolyte balance and nutritional status.
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| | B05XA - Electrolyte Solutions |  | This group comprises plain electrolyte solutions, combinations of electrolytes, and combinations of electrolytes and other substances (e.g. trace elements). Products containing trace elements only are classified in B05XA31.See also A12 - Mineral supplements.
 
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| | B05XA03 - Sodium Chloride | 
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