Azithromycin resistance underpins new STI guidelines

M. genitalium infection resistance runs to 80% in some cases

Sexual health experts are urging caution over the use of azithromycin for STIs in the wake of a rise in resistant Mycoplasma genitalium and a lack of evidence of its efficacy in treating rectal chlamydia.

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Their comments were issued ahead of the 2018 Australasian Chapter of Sexual Health Medicine annual scientific meeting in Melbourne on Saturday.

According to Associate Professor Catriona Bradshaw, from the Melbourne Sexual Health Centre, M. genitalium infections are now resistant to azithromycin, which is the first-line treatment, and other