The copper IUD is a hormone-free form of long-term birth control. It’s a small, T-shaped device placed inside the uterus that releases copper to prevent pregnancy. The copper creates an environment that is toxic to sperm, making it difficult for fertilization to occur. It can last up to 10 years and is over 99% effective. Some people may experience heavier periods or cramping, especially in the first few months. El DIU de cobre es un método anticonceptivo de larga duración que no contiene hormon

Copper Toxicity IUD: What You Should Know | Dr. Berg

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