Final answer:
Seasonique is an extended-cycle oral contraceptive drug that allows women to have menstrual periods only four times a year.
Step-by-step explanation:
Seasonique is an extended-cycle oral contraceptive drug. It is designed to reduce the frequency of menstrual periods to only four times a year. This is achieved by taking the active pills for 84 consecutive days, followed by a week of inactive pills. The active pills contain hormones that help regulate the menstrual cycle.
Learn more about Seasonique and its effects on menstrual periods