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234 ASHP INJECTABLE DRUG INFORMATION

Calcium Chloride AHFS 40:12

Products Intravenous administration should be performed slowly at a rate not exceeding 0.7 to 1.8 mEq/min. The drug may also be Calcium chloride is available in 10-mL single-dose vials and injected into the ventricular cavity in cardiac resuscitation. It prefilled syringes containing 1 g of calcium chloride (dihydrate), must not be injected into the myocardium. Severe necrosis providing 13.6 mEq (270 mg) of calcium and 13.6 mEq of chlo- and sloughing may result if calcium chloride is injected intra- ride in for injection. The pH may have been adjusted with 1(5/06) 4 muscularly or subcutaneously or leaks into the perivascular hydrochloric acid and/or calcium hydroxide. tissue.1(5/06) 4 pH From 5.5 to 7.5 diluted in water to a 5% concentration.1(5/06) 4 Stability Osmolarity The injection is clear and colorless. Intact vials should be stored at controlled room temperature. The single-use vials The 10% injection is labeled as having an osmolarity of 2.04 do not contain a preservative; the manufacturer recommends 1(5/06) mOsm/mL. discarding any unused solution.1(5/06) Osmolality Calcium chloride injection under simulated summer condi- The osmolality of a calcium chloride 10% solution was deter- tions in vehicles was exposed to temperatures mined by osmometer to be 1765 mOsm/kg.1233 ranging from 26 to 38°C over 4 weeks. Analysis found no loss of the drug under these conditions.2562 Administration Calcium chloride is administered by direct intravenous injec- tion or by continuous or intermittent intravenous infusion.

Compatibility Information Additive Compatibility

Calcium chloride

Test Drug Test Conc/L or % Mfr Conc/L or % Test Solution Remarks Ref C/I

Amikacin BR 5 g UP 1 g D5LR, D5R, Physically compatible and both stable 294 C D5S, D5W, for 24 hr at 25°C D10W, LR, NS, R, SL

Amphotericin B 200 mg BP 4 g D5W Haze develops over 3 hr 26 I

Ascorbic acid UP 500 mg UP 1 g D5W Physically compatible 15 C

Ceftriaxone sodium Incompatible. Precipitate may form in 2222, 2731, I calcium-containing solutions 2784

Chloramphenicol PD 10 g UP 1 g D5W Physically compatible 15 C sodium succinate

Dobutamine HCl LI 182 mg UP 9 g NS Physically compatible for 20 hr. Haze 552 I forms at 24 hr

Dobutamine HCl LI 1 g ES 2 g D5W, NS Deeply pink in 24 hr at 25°C 789 I

Dobutamine HCl LI 1 g ES 50 g D5W, NS Physically compatible for 24 hr at 21°C 812 C

Dopamine HCl AS 800 mg UP D5W No dopamine loss in 24 hr at 25°C 312 C

Fat emulsion, CU 10% 1 g Immediate flocculation with visually 656 I intravenous apparent layer in 2 hr at room tempera- ture

DOI: 10.37573/9781585286850.065 ASHP INJECTABLE DRUG INFORMATION Calcium Chloride 235

Additive Compatibility (Cont.)

Test Drug Test Conc/L or % Mfr Conc/L or % Test Solution Remarks Ref C/I

Fat emulsion, CU 10% 500 mg Flocculation within 4 hr at room 656 I intravenous temperature

Fat emulsion, VT 10% DB 1 g Coalescence and creaming in 8 hr at 8 825 I intravenous and 25°C

Fat emulsion, KV 10% 10 and 20 Immediate flocculation, aggregation, 1018 I intravenous mEq and creaming

Hydrocortisone UP 500 mg UP 1 g D5W Physically compatible 15 C sodium succinate

Isoproterenol HCl WI 4 mg UP 1 g Physically compatible 59 C

Lidocaine HCl AST 2 g UP 1 g Physically compatible 24 C

Magnesium sulfate DB 10 to 50 g DB 4 to 20 g D5W, NS Visible precipitate or microprecipitate 2597 I forms at room temperature

Magnesium sulfate DB 4 g DB 2 g D5W, NS No visible precipitate. Microscopic 2597 ? examination was inconclusive

Magnesium sulfate DB 2.5 g DB 2 g TPN #266a No visible precipitate or microprecipi- 2597 C tate in 24 hr at room temperature

Norepinephrine WI 8 mg UP 1 g D5W, D10W, Physically compatible 77 C bitartrate D2.5½S, D2.5S, D5¼S, D5½S, D5S, D10S, NS, ½S

Penicillin G SQ 20 million UP 1 g D5W Physically compatible 15 C units

Penicillin G sodium UP 20 million UP 1 g D5W Physically compatible 15 C units

Pentobarbital sodium AB 1 g UP 1 g D5W Physically compatible 15 C

Phenobarbital WI 200 mg UP 1 g D5W Physically compatible 15 C sodium

Potassium phos- Compatibility dependent on 1777, 2803 ? phates and concentration and is not entirely predictable. See the monograph discus- sion under Additional Compatibility Information

Sodium bicarbonate AB UP D5W Conditionally compatible depending on 15 ? concentrations

Sodium bicarbonate AB 2.4 mEqb 1 g D5W Physically compatible for 24 hr 772 C

Sodium phosphates Compatibility dependent on solubility 1777, 2803 ? and concentration and is not entirely predictable. See the monograph discus- sion under Additional Compatibility Information

Verapamil HCl KN 80 mg ES 2 g D5W, NS Physically compatible for 24 hr 764 C

a Refer to Appendix for the composition of parenteral nutrition solutions. TPN indicates a 2-in-1 admixture. b One vial of Neut added to a liter of admixture.