Susie is a 37 year old accountant who comes to you for advice as she is flying to Turkey in 2 weeks and she thinks she will be on her period at that time. Her cycle is usually regular every 28 – 31 days but is heavy on the first two days. She has come as she has heard she can have some medication to delay her period. She is not sexually active and does not take contraception. You are considering prescribing her Norethisterone 5mg.
Which one of the factors below is not a caution/contraindication for this medication?