Will my IUD hurt my partner?
The IUD should not hurt your partner. You may have heard that the IUD strings can bother men while having sex, but most partners cannot even feel the strings. If your partner can feel the strings, and that bothers him, your healthcare provider might be able to trim them. Plus, they usually soften over time.
Still not working: You may have more luck with a method that provides estrogen during part of your cycle. Consider the pill, patch, or the ring