I had unprotected sex 2 times this month and took i-pills right after sex both 2 times. I had my periods regularly but it not heavy or normal. Bleeding is black and clusters of blood can be seen. I m feeling a bit sick too i haven t vomit or anything but whenever i eat anything i feel like vomit but i don t and since yesterday i took some pills for digestion and i feel good now. but i m just concerned that My bleeding isn t normal i am having black bleeding.