A member asked:

What are the differences between ethynodial, norethindrone, levonorgestrel, and desogestrel?

A doctor has provided 1 answer

Progestins: While their main effect is on the progesterone receptors, they also bind to estrogen and androgen receptors to various degrees. These differences in affinity explain desired and undesired side effects of birth control pills that contain these compounds.

Answered 6/3/2021

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Related Questions

A member asked:

What is the difference between levonorgestrel vs desogestrel?

A doctor has provided 1 answer