A 25-year-old woman taking the COC is prescribed a 3-day course of trimethoprim for an uncomplicated UTI. Does she need additional contraceptive preca...

Question

A 25-year-old woman taking the COC is prescribed a 3-day course of trimethoprim for an uncomplicated UTI. Does she need additional contraceptive precautions?

Accepted Answer

No, trimethoprim is not an enzyme inducer; no additional precautions are needed unless she develops vomiting or diarrhoea

Answer

Yes, use condoms for 7 days during and after the antibiotic

Answer

Yes, use condoms for 28 days after stopping

Answer

She should switch to a non-oral method

Answer

Trimethoprim doubles oestrogen levels

uk-dfsrh MCQ (SBA): Trimethoprim No CHC Interaction

A 25-year-old woman taking the COC is prescribed a 3-day course of trimethoprim for an uncomplicated UTI. Does she need additional contraceptive precautions?