I am on the Yasmin Pill, i have been taking it for 1 & a half years, my periods are always regular on the 7 day break, for the last 2 months i have not had a period i have taken 2 home pregnancy tests & boths came back negative (both done first th, i have had an over the ut they said its normal feel it is, i have sickness & pains in my stomach has anyone been in this situation really worried ??