What Hormone Is Responsible For The Induction Of Labor?

What Hormone Is Responsible For The Induction Of Labor? Oxytocin is the hormone that causes labor contractions. The brain produces it in waves. Some things can promote the production of oxytocin and some things can inhibit it. What hormone will induce labor? Administered alone, prostaglandin may induce labor or may be used before giving oxytocin.