I need some advice about my 8 month old kitten,she has constant diorrhea and smells bad all the time,she has been like this since we got her at 5 months old,when we got her she was pregnant,we didnt realise this till it was to late ,she now has 5 kittens 6 weeks old.we have taken her to vets twice about problem she has had antibiotics and worming tablets ,she is still no better now she has been vomiting too and seems to have lost weight any ideas to whats wrong with her?