The Center for Veterinary Medicine at the Food & Drug Administration (FDA)
has a couple of offices you should make note of:
 
For "Natural" Home Remedies and/or Dietary Supplements that you might feed
your pets:
 
Questions on Safety can be asked of = Medical Review and Drug Listing Branch:
301-594-1758
 
Adverse Reaction Reports can be phoned in to = Post Approved Review Branch:
301-594-1722
[Posted in FML issue 1226]