Exam 5: Liquids for Injection

The patient/client is to receive Stelazine (trifluoperazine HCL) 3 mg IM every 6 hours prn. The medication is available as Stelazine (trifluoperazine HCL) 2 mg/mL. Which syringe should the nurse use to administer the medication? Use dimensional analysis to calculate the dosage.

The patient/client is to receive Valium (diazepam) 8 mg IM every 4 hours prn for agitation. The medication is available as Valium (diazepam) 5 mg/mL. Which syringe should the nurse use to administer the medication? Use dimensional analysis to calculate the dosage.

The patient/client is to receive Nembutal sodium (pentobarbital sodium) 120 mg IM at bedtime prn. The medication is available as Nembutal sodium (pentobarbital sodium) 50 mg/mL. How many milliliters of medication would the patient/client receive?

The physician ordered 100 mg of Cleocin (clindamycin) IM q6h. The drug is available in a vial labeled 300 mg/2 mL. Using a 1-mL syringe and rounding off to the nearest tenth, how many milliliters of Cleocin would the nurse give for each dose? Use the formula method to calculate the dosage.

The physician ordered 50 mg of gentamicin IM three times daily. The drug is available in a vial labeled 40 mg/mL. Using a 3-mL syringe and rounding off to the nearest tenth, how many milliliters of gentamicin would the nurse give for each dose? Use proportion (ratios) to calculate the dosage.

The patient/client is to receive Compazine (prochlorperazine) 10 mg IM every 4 hours prn for nausea and vomiting. The medication is available as Compazine (prochlorperazine) 5 mg/mL. How many milliliters should the nurse administer?

The directions for reconstitution of ampicillin sodium for injection are on the drug label. Directions read: "For IM use, add 3.5 mL sterile water for injection. Resulting solution contains 250 mg ampicillin sodium per mL. The vial contains ampicillin sodium equivalent to 1 gram. Usual adult dosage of ampicillin is 250 mg-500 mg IM every 6 hours." How much diluent is added to the vial to prepare the medication for IM use?

The patient/client is to receive 250 mg of Ancef, IM, every 12 hours. The directions for reconstitution of Ancef (cefazolin) for injection are on the drug label in the form of a table. Directions read: "Use 2 mL of sterile water as a diluent. Resulting solution contains approximately 125 mg/mL with an approximate available volume of 2 mL." What is the final concentration of the prepared cefazolin solution for IM administration?

The physician ordered 10 mg of subcutaneous lidocaine. The medication is available in a multidose vial labeled lidocaine 2%. How many milliliters should the nurse prepare?

The patient/client is to receive Tigan (trimethobenzamide hydrochloride) 150 mg IM stat. The medication is available as Tigan (trimethobenzamide hydrochloride) 100 mg/mL. How many milliliters of medication would the patient/client receive?