Persona
Last reviewed 01/2018
- hand-held computerised system (launched in 1996)
- identifies fertile phase of a woman's menstrual cycle - by matching menstrual
cycle to urinary oestrone 3-glucouronide and LH; couples should be advised
to restrict unprotected sexual intercourse to the postovulatory phase of the
menstrual cycle
- efficacy 94% - 6 pregnancies per 100 woman years of use (1,2)
- suitability
- women using Persona must have regular menstrual cycles (23-35 days)
- unsuitable if a woman is taking oral contraceptive pill, HRT, tetracyclines, ovulation-inducing drugs
Reference:
- 1) Prescriber (1999), 10 (16), 29-41.
- 2) Prescriber (2001), 12 (5), 83-95.