Why is oxytocin also commonly termed as 'birth hormone' ?

Birth hormone is

Name the birth hormone.

Assertion : Pitocin or oxytocin is also called as 'birth hormone'. Reason : Pitocin helps in contractionn of uterine muscles.

Oxytocin is 'birth hotmone'.

Why is oxytocin called birth hormone ?

Why is oxytocin called a birth hormone?

Why is oxytocin called a birth hormone?

Why is oxytocin called 'birth hormone'?