However, due to a ruling in federal court, these drugs are not yet available in the United States. In February 2014, a federal Appeals Court upheld a lower court ruling that Pfizer's patent for Lyrica (pregabalin) remains valid, thus preventing generic competition for the drug through 2018.
What is FIV and how is it transmitted? FIV (Feline Immumodeficiency Virus) is a retrovirus in the same family as the human AIDS virus, with a few significant differences. It is estimated that in the United States, 2% of cats are infected with the FIV virus. http://cats.about.com/cs/healthissues/a/fiv_in_cats.htm.
Feline leukemia virus (FeLV) is second only to trauma as the leading cause of death in cats, killing 85% of persistently infected felines within three years of diagnosis. The virus commonly causes anemia or lymphoma, but because it suppresses the immune system, it can also predispose cats to deadly infections.