Stop Antiabortion Disinformation Act or the SAD Act This bill prohibits deceptive advertising for reproductive health services.Specifically, the bill makes it unlawful for a person (i.e., individual, partnership, corporation, association, or organization) to deceptively advertise the reproductive health services they offer, including by misrepresenting that the person (1) offers or provides contraception or abortion services (or referrals for such contraception or abortion services), or (2) employs or offers access to licensed medical personnel.The bill provides for enforcement by the Federal Trade Commission.In addition to any other penalty, violations are subject to a civil penalty that may not exceed the greater of $100,000 (adjusted annually for inflation)&nbsp;or 50%&nbsp;of the revenue earned during the preceding 12-month period by the ultimate parent entity of the person who violated the bill.&nbsp;