I'm five days before af due and didn't use in early morn but disappointing nonetheless isn't it? Could have been ignorance is bliss for a couple more days! Arrrrgh why did I bother! Are these really that good, does it depend when you conceived also as the hormone may not have chance to build up yet? Hmmmmm best no more poas. Steps away from sticks and begins to cook tea. :-) positive face on as not getting those anywhere else!