A 26 year old pregnant female presents with a history of swelling
of her ankles. She in the 36th week of gestation of her first
pregnancy and has been previously well with no significant past medical
history and no family history of note. She does not smoke or drink alcohol.
On examination you note bilateral pitting ankle oedema, her BP is
170/120 and she has 3+ protein in her urine.
Hb 11.9 g/dL
WBC 5.9 x109 /L
Platelets 90 x109/L
Bilirubin 46 Ámol/L
ALT 120 U/L
Alkaline phosphates 278 U/L
In this patient which one of the following would you prescribe