Safe sex after birth

Hi mga momshies ask qo lang po 2 months pa lang kasi after qo manganak kagabi po kasi we had sex with my husband and worried aqo baka hindi pa safe since cs aqo although gumamit kami ng condom as of now wala pa aqo iniinom na contraceptive pills worried lang aqo ilang months po ba pwede mag ganon after cs birth? salamat po sa makakasagot