Missouri voters approved a constitutional amendment in 2024 protecting abortion access up to fetal viability, subject to later regulation and exceptions. State lawmakers are now asking voters to replace or narrow that protection, with disputes involving gestational limits, emergency care, medication abortion, and whether related gender-care provisions should appear in the same amendment. Because a constitutional amendment limits what ordinary legislation can do, the choice is both about abortion policy and about how much detail voters should lock into the state constitution. Whatever rule Missouri adopts should be clear enough for voters, doctors, and patients to understand in an emergency. A constitutional vote should not depend on vague medical language or unrelated provisions bundled together.