Beevers Rx Questions

1. A 22-year-old woman complained to her physician of increasing fatigue, anorexia and irritability over the last 2 months. The woman had been suffering from gluten enteropathy since her infancy. Physical examination reveals pallor, glossitis, paresthesias and muscle weakness. Pertinent laboratory values were:

                                   RBC count:                    3.4 x 106/ mm3 (normal: 4-5.5) MCV:                              116 m3 (normal: 80-100) Serum Vitamin B12:       230 pg/mL (normal: > 200)  Serum ferritin:              200 ng/mL (normal: 30-300) Serum folate:                1.6 nmol/L (normal: > 3 nmol/L)    Which of the following drugs would be most appropriate for this patient?

A 33-year-old malnourished woman in her 8th month of pregnancy presented to the hospital complaining of extreme lethargy. The multiparous woman was living in a poor suburban area with her two daughters. Pertinent laboratory values on admission included: RBC count: 2.9 x 106/ mm3          (normal: 4-5.5) MCV: 90 m3                 (normal: 80-100). Hb: 7 g/dL (normal: > 12) Serum ferritin: 8 g/dL            (normal: 30-300) Serum Vitamin B12: 350 pg/mL       (normal: > 200) RBC folate: 38 ng/mL        (normal: > 165) Peripheral smear demonstrated both microcytic and macrocytic erythrocytes and blood hypochromia. Which of the following would be a suitable drug treatment for this patient?

A 54-year-old man, recently diagnosed with anemia, was prescribed an appropriate therapy. Four years previously the man had undergone total gastrectomy for a gastric carcinoma. Which of the following drugs was most likely prescribed to the patient?