LITTLE ROCK, Ark. (AP) — The Arkansas Senate voted Thursday to require doctors give written notice to women undergoing drug-induced abortions that the procedure can be halted halfway, a claim that medical groups say isn't backed up by science.

The Senate voted 29-5 to expand a 2015 law requiring doctors to personally notify women seeking medication abortions about the so-called reversal procedure. Arkansas is one of four states that require doctors to personally counsel women that it may be possible to reverse a medication abortion. Idaho, South Dakota and Utah have similar laws in effect.

The...