Any bleeding during your active pills is break through bleeding. Break through bleeding is a side effect of the pill. Break through bleeding is completely normal. Break through bleeding can occur at anytime for any length of time no matter how long you have been on your brand. Break through bleeding can be any flow type from light spotting to heavy bleeding. Break through bleeding can last seconds, minutes, hours, days, weeks, months. As long as you have taken all of your pills on time within the allowed time frame and accounted for severe diarrhea or vomiting or any other interactions you are fine and protected. What you are experiencing is completely normal and you have nothing to worry about. There is no way to make the bleeding stop. You just have to wait and see. You can always experience any side effects of the pill at anytime for any length of time no matter how long you have been on your brand even though you’ve never experienced the side effect before. I was on my brand for 2 years never experienced any break through bleeding before. Always took my pills on time every day. Last year was the first time I ever experienced any break through bleeding.