Men should avoid fathering a child for six months, and women should avoid conceiving for six months, after radioactive iodine treatment. After that time there is no problem with having a baby or with the development of the baby, and many people with thyroid disorders have gone on to conceive and have healthy children.
http://www.btf-thyroid.org/index.php/thyroid/leaflets/radioactive-iodine-guide
一篇研究: 6個月後可以正常懷孕: