Pregnancy or women of childbearing potential and men who are sexually active and not willing/able to use medically acceptable forms of contraceptionXx_NEWLINE_xXPregnancy or women of childbearing potential and men who are sexually active and not willing/able to use medically acceptable forms of contraceptionXx_NEWLINE_xXWomen of childbearing potential and men who are sexually active and not willing/able to use medically acceptable forms of contraceptionXx_NEWLINE_xXPatients who are sexually active and not willing/able to use medically acceptable forms of contraceptionXx_NEWLINE_xXPregnancy or women of childbearing potential and men who are sexually active and not willing/able to use medically acceptable forms of contraceptionXx_NEWLINE_xXPregnancy or women of childbearing potential and men who are sexually active and not willing/able to use medically acceptable forms of contraceptionXx_NEWLINE_xXPregnancy or women of childbearing potential and men who are sexually active and not willing/able to use medically acceptable forms of contraceptionXx_NEWLINE_xXPregnancy or women of childbearing potential and men who are sexually active and not willing/able to use medically acceptable forms of contraceptionXx_NEWLINE_xXPregnancy or women of childbearing potential and men who are sexually active and not willing/able to use medically acceptable forms of contraceptionXx_NEWLINE_xXPregnancy or women of childbearing potential and men who are sexually active and not willing/able to use medically acceptable forms of contraceptionXx_NEWLINE_xXPregnancy or women of childbearing potential not willing/able to use medically acceptable forms of contraception during protocol treatment or for at least 6 months following treatmentXx_NEWLINE_xXPregnancy or women of childbearing potential and men who are sexually active and not willing/able to use medically acceptable forms of contraceptionXx_NEWLINE_xXPregnancy or women of childbearing potential and men who are sexually active and not willing/able to use medically acceptable forms of contraceptionXx_NEWLINE_xXPregnant or lactating women, or women of childbearing potential and men who are sexually active and not willing/able to use medically acceptable forms of contraceptionXx_NEWLINE_xXPregnant or lactating women or women of childbearing potential and male participants who are sexually active and not willing/able to use medically acceptable forms of contraceptionXx_NEWLINE_xXWomen of childbearing potential who are sexually active should be willing and able to use medically acceptable forms of contraception throughout the treatment phase of the trial and for up to 6 months following the last administration of study treatment; men who are sexually active must be willing and able to use medically acceptable forms of contraception throughout the treatment phase of the trial and for 6 months after completion of M6620 (VX-970) administrationXx_NEWLINE_xXWomen of childbearing potential should be willing and able to use medically acceptable forms of contraception during the trialXx_NEWLINE_xXWomen of childbearing potential and men who are sexually active should be willing and able to use medically acceptable forms of contraception during the trialtreatment on this study and for up to 180 days after completion of all treatment to prevent pregnancy or fathering a child.Xx_NEWLINE_xXPregnancy or women of childbearing potential and men who are sexually active and not willing/able to use medically acceptable forms of contraception during treatment and for 180 days after the completion of all treatment; this exclusion is necessary because the treatment involved in this study may be significantly teratogenic. Women who are breastfeeding are also excluded.Xx_NEWLINE_xXPregnancy or women of childbearing potential and men who are sexually active and not willing/able to use medically acceptable forms of contraceptionXx_NEWLINE_xX