help what would u do?

i have right at 18 mths exp ( since 10-2006: 10months med/surg/ortho/dump floor- 8 ltc) and need some advice. i have been at the job for 8 months and to start with my ist day was put on floor and "trained" by this nurse----who is now a lpn super. i have a total of 36 res on this "pie hall" and i am the 12 hr nur with a 8-4 back hall nur. anyway........i have had several med probs since 2 months after starting here..... gall blad probs----surgery----more probs-----hypothyroid------ anyway.... loosing bene now.... the thing is that the 8-4 takes her 15 am break, her 1hr ( supp to be 30 min) lunch then her 15-30 min after lunch smoke...... then by 3p she does her 4s..... then takes about 3 more 15 min smoke breaks leaving me all her 5-530-6ps when i myself have 4-430-5-530-6p meds to do. this has been going on since i been there and nothing changes ..... had already put in notice but retracted it. don says " ( b/c sickness) if i didnt think u had any potential u would have been gone" i am so sick of this place and my license put on line b/c others cant date and label insulins etc....... and i ahd been out for 7/more days... i went in sick the other morning and threw up getting to place, on one hall and then on my hall and finally with tears in eyes stated to charge i am not working sick.... i dont know if i still have job but what to do if i dont............sorry this is sooo long.. hope i posted right......................