Norethisterone should not be used to delay your period for more than 17 days without a face-to-face consultation with your GP. It should not be used more regularly than every 4 months.
Norethisterone is also present in some contraceptive pills and hormone replacement therapies for menopause. Norethisterone 5mg tablets should not be used for hormone replacement and do not offer any contraceptive cover. Your normal contraceptive method should still be used whilst you take Norethisterone 5mg tablets.
Norethisterone should be taken three times daily starting 3 days before your period is due until you wish your period to resume. Once Norethisterone has been stopped, a normal period will be experienced within 2 – 3 days. Norethisterone should not be taken if you are or could be pregnant. Norethisterone does not have any special dietary measures, it's absorption and effects are not changed by food or alcohol.