"well when i started this pill, it took 3-4 months to regulate my period and it worked for about 2-3 months. then i started missing periods and it was gone for 2 months. finally my period came but i had it for 2 weeks. so then i start the new pack, i&#039;m good for a week then i got my period. it lasts for 4 days then it stops for 5 days. then it comes back for a full heavy week. it stopped for a couple days and then it came back at the homecoming dance. all of this happened before the placebo pills. so currently i am transitioning to a different one. also it made me very irritable and lowered my sex drive by a ton "