Irregular uterine bleeding
is seen during the first two to three months of use of the pill and if it does not settle down by then, it would be better to change over to another pill. Drosperinone, one of the contents of this pill is said to increase the risk of thromboembolism
and hence proper monitoring is needed and in the event of any doubt, change of pill is necessary. Hope your query is clarified. Take care.