How long after the last dose of Cosmegen (dactinomycin) is effective contraception advised for women and for men with female partners of childbearing potential?

Effective contraception is advised during Cosmegen (dactinomycin) treatment and for at least 7 months after the last dose for women of childbearing potential, and at least 4 months after the last dose for men with female partners of childbearing potential.