A 22 year old lady has been diagnosed with Polycystic ovary syndrome in the gynaecology clinic. Her main concern is regarding excessive facial hair, with only short-term benefit from shaving, waxing and bleaching. The facial hair causes psychological upset and she has stopped attending university lectures. Her current BMI is 32 kg/m2 and she reports limited success from a prescribed exercise programme.
Which of the following management options is most appropriate?