A client who weighs 176 pounds receives a prescription for lorazepam 0.05 mg/kg intramuscularly 2 hours before a scheduled procedure. The medication is available in 4 mg/ml vial. How many ml should the nurse administer? (Enter numerical value only.)

First, convert pounds to kilograms: 176 pounds × 0.453592 kg/pound ≈ 79.832 kg Now, calculate the dosage: Dosage = 0.05 mg/kg × 79.832 kg ≈ 3.992 mg ≈ 4 mg As the medication is available in a 4 mg/mL vial, the nurse should administer 1 mL of lorazepam.