You are an independent prescriber running a diabetes clinic. You see a 19-year-old patient with type 1 diabetes. As part of her insulin regimen, she is prescribed Levemir® (insulin detemir) at a dose of 18 units twice a day with breakfast and evening meal. You prescribe a box of five 3mL Levemir® 300unit/3mL cartridges. How many full days will this prescription last? Assume only single doses are to be administered from each injection pen.

You work as a pharmacist independent prescriber and do medication reviews in nursing homes. You see a lady who has oral thrush and decide to prescribe miconazole 2% oral gel. The gel is available in an 80g tube and you add the following directions: Apply 2.5mL of gel four times a day after meals If there is 62mg of miconazole per 2.5mL of gel, and the patient uses the gel as directed, how many full days of treatment are contained in an 80g tube?

A nurse must prepare a ceftriaxone 2g ampoule with water for injection to make a 200mg/mL solution. The displacement volume for ceftriaxone is 0.78mL/1g. What volume in millilitres must be added to the ampoule in order to produce the required concentration?  Give your answer to TWO (2) decimal places.

You are a pharmacist independent prescriber working within a hospice. You admit a patient prescribed the following analgesia: OxyContinÒ (oxycodone) 80mg MR tablets, ONE every 12 hours OxyContinÒ (oxycodone) 10mg MR tablets, ONE every 12 hours OxyNormÒ (oxycodone) 5mg/5mL oral solution, 5mL PRN You want to calculate a more appropriate OxyNorm dose for breakthrough pain, using the standard recommended maximum dose. How many millilitres of Oxynorm 5mg/5mL oral solution does this patient require for each breakthrough pain dose?

An 18-month-old female patient (weight 9.1kg) requires prophylactic treatment for urinary tract infections. The patient is prescribed nitrofurantoin 1mg/kg at night. How many millilitres of nitrofurantoin 25mg/5mL suspension should be administered to the child each day? Give your answer to ONE (1) decimal place.

A 6-month-old immunocompromised patient with a Varicella Zoster infection has been prescribed IV aciclovir. A 500mg vial is reconstituted with 20mL of sodium chloride 0.9% to provide a solution containing 25mg aciclovir/mL. The child has a normal renal function and a body surface area of 0.42. How many millilitres of aciclovir 25mg/mL are needed for each dose? Give your answer to ONE (1) decimal place.   Extract from SPC for aciclovir 500mg powder for solution for infusion  

A paediatric patient is prescribed omeprazole for gastroesophageal reflux disease, at a dose of 8mg once daily. They are prescribed omeprazole 10mg dispersible tablets. The parent is advised to dissolve one 10mg tablet in 20mL of water. How many millilitres of the resulting solution should be given to the patient to provide the 8mg daily dose?

A 4 year old child, who weighs 15.4kg was admitted to hospital with dehydration following severe vomiting and diarrhoea. They are prescribed routine IV fluid maintenance using sodium chloride 0.18% and glucose 4%, using the Holliday-Segar formula: 100mL/kg/day for the first 10kg of weight 50mL/kg/day for the second 10kg of weight 20mL/kg/day for the weight over 20kg How many millilitres of sodium chloride and glucose infusion will the patient receive over the first 24 hours of treatment?

You are an independent prescriber running a diabetes clinic. You see a 19-year-old patient with type 1 diabetes. As part of her insulin regimen, she is prescribed Levemir® (insulin detemir) at a dose of 18 units twice a day with breakfast and evening meal. You prescribe a box of five 3mL Levemir® 300unit/3mL cartridges. How many full days will this prescription last? Assume only single doses are to be administered from each injection pen.

A 43-year-old patient has been diagnosed with hyponatraemia and is prescribed intravenous hypertonic saline (NaCl 3%w/v) at a dose of 3mL/kg. The patient weighs 82kg and the infusion is given over 20 minutes. After the full dose has been administered, how many moles of sodium chloride will the patient have received? Give your answer to ONE (1) decimal place. Molecular weight of NaCl = 58.5