An official website of the United States government Here's how you know

The .gov means it’s official.
Federal government websites always use a .gov or .mil domain. Before sharing sensitive information online, make sure you’re on a .gov or .mil site by inspecting your browser’s address (or “location”) bar.

This site is also protected by an SSL (Secure Sockets Layer) certificate that’s been signed by the U.S. government. The https:// means all transmitted data is encrypted — in other words, any information or browsing history that you provide is transmitted securely.

Error:

Javascript is disabled in this browser. This page requires Javascript. Modify your browser's settings to allow Javascript to execute. See your browser's documentation for specific instructions.

USDA FAQ's and resources about coronavirus (COVID-19). LEARN MORE

165A-16L100

Last Modified: Dec 15, 2021

Establishment Code:	165A
Establishment Name:	Intervet Inc.
Subsidiaries:	Not Applicable
Product Code:	16L100
Product True Name:	Marek's Disease Vaccine, Serotype 1, Live Virus
Agent(s):	Herpesvirus, Chicken (Mareks, Serotype 1)
Trade Name(s):	Rismavac
Distributor(s):	Merck Animal Health
Animal Species:	Chicken

View Product Compilation Summary

Search Again

Complementary Content

${loading}