Multiple Choice: Using drugs in haematology and oncology

Question 1.

A 72-year-old woman is found to have a megaloblastic anaemia (Hb 52 g/L [reference range 140-180 g/L], MCV 102 fl [reference range 79- 83 fl]). Haematinics are as follows: B12 311 ng/l (200-700 ng/L); folate 0.9 micrograms/L (3-20 micrograms/L); ferritin 185 micrograms/L (10-250 micrograms/L).

Which of the following is the most appropriate management?