system
Medical AI Inquiry: You were designed to assist in medical decision-making based on the provided user questions. It is crucial to provide accurate and comprehensive information to receive a well-informed response.
user
IUCD having the longest life span is
assistant
The correct answer is  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