On this episode, I cover ethinyl estradiol pharmacology. This is a common component of oral contraceptives. You have to check out this free resource (with free account) from Pyrls.com/rlp which lists all the different combinations and brand names. All it takes is to simply sign up for a free account here.



Ethinyl estradiol dosing can vary. Breakthrough bleeding is a major reason why a patient might prefer a higher dose.



Blood clot risk is a real problem with ethinyl estradiol. There are numerous situations where we should avoid ethinyl estradiol and I cover them in this episode.



Be careful with enzyme inducers like carbamazepine, rifampin, etc. as they can reduce the concentrations of oral contraceptives