had ivf treatment but had a neg wee test last weekend then a neg blood test, so told to stop all the medication, only had a day of heavy bleeding on thursday, then medium flow friday and today nothing but a tiny spot, as whats going on?? i expecting at least 5-7 days heavy bleeding, and this is nothing like my usual cycle, usually heavy for 2-3 days, meduim flow for a day then 2 days light flow, anyone else experienced this before??