Safety in Lactation: Combined hormonal contraceptives

27 October 2020Combined hormonal contraceptives (CHC) are a combination of an oestrogen and progestogen administered either orally, transdermally or vaginally (via a vaginal ring). The oestrogen component…

Does St John’s Wort interact with combined and progestogen only hormonal contraception?

1 June 2020This updated Medicines Q&A evaluates the available evidence regarding an interaction between St John’s Wort and combined and progestogen only hormonal contraceptives. Summary The interaction…

Is there a lactose-free hormone replacement therapy (HRT)?

24 February 2020This Medicines Q&A provides a summary of the currently available HRT preparations that contain lactose and suggests options for lactose-free alternatives.

What is a suitable combined oral contraceptive pill in a patient who is taking hepatic enzyme-inducing drugs, such as carbamazepine, phenytoin, rifampicin or rifabutin?

16 May 2019This updated Medicines Q&A provides advice on a suitable oral contraceptive that can be used in a woman using an enzyme-inducing anti-epileptic or anti-tubercle drug.…
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Lactation Safety Information

Ethinyloestradiol for menstrual disorders

Ethinyloestradiol for menstrual disorders
Limited published evidence of safety
Small amounts in breast milk
Doses above 30 micrograms/day may interfere with early lactation
5 August 2020

Oral / Transdermal / Vaginal (ring) as a contraceptive when combined with a progestogen

Oral / Transdermal / Vaginal (ring)
as a contraceptive when combined with a progestogen
Progestogen-only contraceptive
Avoid in infants aged up to 6 weeks. Use with caution in infants aged over 6 weeks - a progestogen-only contraceptive preferred during lactation at any stage – see summary
5 August 2020