i have been taking the birth cotrol patch as presecribed with the 3 weeks on 1 week off for over a year now every wensday, my prescriber didnt refill my patch for the follwoing week on, usually the wensday during my week off i would reapply my week 1 patch but couldnt until that following monday... i know it will effect myu cycle but how off will i be? should i just keep applying the patch without the week off to avoid my period the week of my vacation? please help me