We reject contraception, abortion, and sterilization - and there’s a difference.
So if you are a woman taking hormones as medicine to treat a health problem, even if those hormones might have an otherwise unintended contraceptive side-effect, the Church has no problem with it.
And lastly, the Church wholly embraces natural means of regulating fertility, provided the couple is doing so for just reasons:
Humanae Vitae, 16)
Put in this more precise way, the Church’s teaching is actually much more sophisticated and nuanced than most people realize. No doubt, many people will still disagree with the Catholic position, but if we speak more precisely at least it will be more likely they disagree with the Church’s actual position, rather than some confused, straw-man notion of “birth control.”
Brantly Millegan is an Assistant Editor for Aleteia. He is also Co-Founder and Co-Editor of Second Nature, Co-Director of the International Institute for the Study of Technology and Christianity, and is working on a M.A. in Theology at the St. Paul Seminary School of Divinity. He lives with his wife and children in South St. Paul, MN. His personal website is brantlymillegan.com.