5th May 2024

A 32-year-old woman presents to her GP with a 3-day history of vaginal discharge that has a fishy odour.

A 32-year-old woman presents to her GP with a 3-day history of vaginal discharge that has a fishy odour. She denies any itching or irritation. She is not pregnant and has no significant past medical history. On examination, a thin white discharge is noted. A vaginal pH test shows a pH of 5.5.

What is the most appropriate first-line treatment?