All antibiotics may affect contraceptive efficacy, claim researchers

GPs should recommend additional contraceptive precautions when prescribing any antibiotic to women on hormonal contraceptives, according to the authors of a new study.

by Chloe Harman
Enzyme-inducing antibacterial drugs are known to impair the efficacy of hormonal contraceptives. | GETTY IMAGES
Enzyme-inducing antibacterial drugs are known to impair the efficacy of hormonal contraceptives. | GETTY IMAGES

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