1,000 Units Heparin in 0.9% Sodium Chloride Injection, 2 Units mL 1 ,000 Units Heparin in 0.9% Sodium Chloride Injection, 2 Units mL 1,000 Units Heparin in 0.9% Sodium Chloride Injection, 2 Units mL Description Heparin Sodium (2 units/mL) in 0.9% Sodium Chloride Injection is a sterile, nonpyrogenic solution prepared from Heparin Sodium USP (derived from porcine intestinal mucosa and standardized for use as an anticoagulant) in 0.9% Sodium Chloride Injection.  It is to be administered by intravenous injection.  Heparin Sodium Injection in 0.9% Sodium Chloride at the concentration of 2 units/mL is indicated as an anticoagulant to maintain catheter patency. Not manufactured with PVC or DEHP. Latex free.