whether levonorgestrel emergency contraceptives (Plan B One-Step, etc) are effective in heavier women

FDA will be scrutinizing whether levonorgestrel emergency contraceptives (Plan B One-Step, etc) are effective in heavier women.

European regulators are now warning that these are less effective in women over 165 lbs...and NOT effective in women over 175 lbs.

This is probably due to lower hormone levels in heavier women.

Get concise advice on drug therapy, plus unlimited access to CE

Pharmacist's Letter includes:

  • 12 issues every year, with brief articles about new meds and hot topics
  • 300+ CE courses, including the popular CE-in-the-Letter
  • Quick reference drug comparison charts
  • Access to the entire archive

Already a subscriber? Log in

Volume pricing available. Get a quote