How good is the nova t IUD compared to other contraceptives? Does it have less side effects?

Copper T IUD. Copper T IUD – failure rate is usually 0.8%. This is very low and compares very well to other forms of birth control. Side effects of copper IUD can include longer period (1 to 2 days), heavier bleeding (usually less after 1 to 3 months), ^ menstrual cramps & possible bleeding btwn cycles (usually resolves).