IUCD having the longest life span is
High-Yield Explanation
The time periods for replacement for various IUDs are: - Copper T 200:3years- Multiload Cu 250:3 years - Multiload Cu 375: 5 years- LNG-IUS/Mirena : 5 years- Cu T 380A : 10 years ( also known as Paraguard)- Nova : 3years - Progestase : 1 years