Dosage Calculations Divided Doses

1. A physician has prescribed lorazepam 4 mg IM in six divided doses. The vial available is labelled lorazepam 4 mg/mL. How many millilitres will you give per dose? *
2. A healthcare provider orders ondansetron HCl 24 mg orally daily in divided doses every 8 hours. The oral solution available is 4 mg/5 mL. How many millilitres will you give per dose? *
3. You are caring for a young adult patient prescribed Adderall XR 60 mg daily in divided doses BID. Each capsule contains 15 mg. How many capsules will the client take per dose? *
4. You’re working with a 16-year-old patient. The physician has prescribed phenytoin oral suspension 7 mg/kg/day by mouth in divided doses TID. The patient weighs 125 pounds, and the available suspension is 125 mg/5 mL. How many millilitres will the patient take per dose? *
5. Your adult patient has a prescription for amoxicillin oral suspension 1300 mg by mouth daily in three divided doses. The available medication is labelled 250 mg/5 mL. How many millilitres will you give per dose? *
6. Your patient is prescribed Adderall XR 45 mg daily in divided doses at 0600, 1100, and 1400. Each capsule contains 15 mg. How many capsules will the patient take per dose? *
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