Morning after pill fails obese women

The efficacy of levonorgestrel-based emergency contraception (LNG-EC) is significantly reduced in obese women, research shows.

The study demonstrates that obesity affects the pharmacokinetics of the drug, rendering it unsuitable for women with a high BMI.

After a single dose, the obese women in the study had significantly lower peak serum levels of levonorgestrel than their normal-weight counterparts.

The researchers

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