CALC GONE WRONG Flashcards
READ THE QUESTION IT ASKED FOR NUMBER OF PACKS NOT TABLETS !
1156 (Round the nearest pound if it is not explicitly said to you to do).
255
2 mL- qs is easier than you think. It is asking you about the increase for each reconstitution not the total reconstituted solution.
60 minutes. It takes 6 hours for it to reach 0.000625 which means every hour there is reduction in half plasma conc.
A patient is taking 400 micrograms per day of Qvar MDI 100 micrograms. The inhaler is to be primed correctly before use and the patient then uses the medicine daily, as prescribed with no gaps in treatment.
How many full days will one 200-dose inhaler last? Give your answer to the number of full days..
The SPC is provided here: https://www.medicines.org.uk/emc/product/605
A pharmacist adds 50 mL of a 0.48% w/v solution of potassium permanganate to purified water to produce a solution with a final volume of 400 mL.
What is the potassium permanganate concentration (ppm) of the final solution? Give your answer to the nearest whole number.
A patient who weighs 50 kg, has recently been started on Increlex which is a 10 mg/mL solution for injection of mecasermin. The injection also contains benzyl alcohol. The details of the dose and benzyl alcohol can be found in the SPC (supplied).
Based on the recommended starting dose for mecasermin, how much benzyl alcohol will they receive in the first week of treatment? Give your answer in mg to the nearest whole number.
The SPC is provided here: https://www.medicines.org.uk/emc/product/384/smpc
Your hospital pharmacy stocks clozapine 100 mg tablets.
The patient started treatment 3 months ago and the prescriber would like the patient to receive a dose of 200 mg daily until their next blood test. How many 100 mg tablets should be dispensed to cover the patient until their next blood test? Assume a blood test is taken on day 1, dispensing and the first tablet taken on day 3 but that this dispensing covers the full course needed.
The SPC is available here: https://www.medicines.org.uk/emc/product/10290/smpc
The fluoride concentration of a local water supply is found to be 0.25 ppm w/v.
How many litres of water would need to be consumed daily to obtain 1 mg of fluoride?
The correct answer was 4
0.25 ppm w/v so 0.25 g per 1,000,000 mL
1 g per 4,000,000 mL
1 g per 4 000 L
1000 mg per 4000 L
1 mg per 4 L.
References:
BNF, Sodium fluoride monograph
You are working as a pharmacy manager of an independent pharmacy. A new wholesaler approaches you and offers you a 5% discount on total sales compared to your current supplier. Your current monthly spend (every 4 weeks) is £72500.
How much could you save annually based on these figures? Give you answer in pounds.
he correct answer was 47125
Spend per week (£72500 /4) = £18125.
Annual spend (£18125 x 52) = £942500.
5% of annual spend (£942500 x 0.05) = £47125.
