What happens if you get a positive opk the day before your supposed to get the trigger shot? I just did an opk and the line is     darker then yesterday. Not positive yet but probably will be later or tomorrow. I go tomorrow morning for blood work and ultrasound. They said I might get the shot also and <a href="https://glowing.com/glow-fertility-program">iui</a> Monday. But if it's positive tonight or tomorrow do they cancel the <a href="https://glowing.com/glow-fertility-program">iui</a>?