Since worms are a hot topic right now

I thought I would do some research on what is avail OTC and by Prescription... I of course Recommend a vet trip if you suspect worms ( I will also link common symptoms )

Here is what a quick search on OTC wormers yielded:

http://www.familyvet.com/fecal.htm By a vet with a rather easy to use homepage

http://www.vetinfo.com/cat-wormer-medicine.html
http://www.vetinfo.com/cat-tapeworm-symptoms.html

this has the 1800 pet med list of avail wormers.. it shows which are otc and which are RX and what each is used for if you click the pictures

http://www.1800petmeds.com/Wormers-cat74.html
they are asking for a RX for droncit