Mary, what did the Vet use to diagnose the OCD? I've never had to deal with OCD myself (thank Goodness) but i will try to remember to ask my Vet about the Adequan when i see him next week. Barb Bowes Bo & Chelsea (Pyrs), Flopsy (Pyr Shep) & Machin (Doxie) The more people I meet, the more I like my dog! bamb@monmouth.com