Interaction Checker

Cookies help us deliver our services. By using our services, you agree to our use of cookies. Learn more

New Additions to the Contraceptives and Hormone Replacement class

Monday 03 February 2020

We have expanded the list of contraceptive and HRT comedications available on the checker, and updated the names to make it clear if the drug is coformulated with an estrogen. The following comedications have been added:

  • Conjugated estrogens (HRT)
  • Desogestrel/ethinylestradiol (COC)
  • Drospirenone/ethinylestradiol (COC) 
  • Drospirenone/estradiol (HRT) 
  • Dydrogesterone/estradiol (HRT) 
  • Gestodene/ethinylestradiol (COC) 
  • Medroxyprogesterone/conjugated estrogens (HRT) 
  • Medroxyprogesterone/estradiol (HRT) 
  • Medroxyprogesterone (oncology) 
  • Norelgestromin/ethinylestradiol (patch) 
  • Norethisterone (Norethindrone)/ethinylestradiol (COC) 
  • Norethisterone (Norethindrone)/mestranol (COC) 
  • Norethisterone (Norethindrone) (POP) 
  • Norethisterone (Norethindrone) (depot injection) 
  • Norethisterone (Norethindrone)/estradiol (HRT) 
  • Norgestimate/ethinylestradiol (COC) 
  • Norgestrel/ethinylestradiol (COC) 
  • Norgestrel/conjugated estrogens (HRT) 

The Overview of Interactions charts have been updated and an update for the app is available to download.

Awards and commendations
bma-foundation-for-medical-research british-medical-journal-2018 queens_aniversary_prize_2017 rcp-excellence-patient-care-awards-2017 building_better_healthcare_awards_2016