In the wake of the Affordable Care Act contraception mandate, religious exemptions and the Hobby Lobby case, a new avenue for low-cost birth control emerged: over-the-counter pills at your local pharmacy. As it turns out, this may be the way to lower unintended pregnancies once and for all in the United States — or at least greatly reduce them. Researchers at the University of California, San Francisco recently found that over-the-counter birth control pills could reduce unplanned pregnancies among low-income women by up to 25 percent.