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.
How Feline Leukemia Virus Is Transmitted. Feline leukemia is a disease that only affects cats -- it cannot be transmitted to people, dogs, or other animals. FeLV is passed from one cat to another through saliva, blood, and to some extent, urine and feces.