Quote Originally Posted by WhompingWillow View Post
From avma.org:

Q: If I choose to get my pet's prescriptions filled elsewhere, can my veterinarian refuse to give me a prescription?

A: AVMA’s Principles of Veterinary Medical Ethics require that veterinarians provide prescriptions to clients upon request in lieu of dispensing a drug when a veterinarian-client-patient relationship exists and the veterinarian has determined that the drug is medically necessary. Additionally, most states have laws requiring veterinarians to provide prescriptions upon request.

-- Not sure what state you live in OP? Nevermind, just saw Nevada.
This is gold! Thanks for finding!