A secular article on the many questionable aspects of birth control pills, and why they shouldn’t be treated as a universal remedy or something harmless for everyone.
And really, there’s no way it can be healthy for post-puberty women to spend twenty years telling their body not to ovulate. There aren’t that many women with that much bad risk for ovarian cancer.
And if you have really painful periods due to any kind of illness, you need to fix the problem and not just mask the symptoms. Even if your doctor doesn’t care, you need to. (And you need a new doctor.)