Advantage II definitely still works for fleas. Frontline has not worked in a long time. The only things I use are revolution or advantage 2 and it completely takes care of the issues.
So I bought 12 doses of the teal dog revolution to apply to my cats. I have to do this to even possibly afford getting them treated. I have seen some dosage charts but my question is do I need to dilute it. If you look at the chart on this site...