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Questions? Comments? Need help? Use one of the following methods to reach us:

For technical issues (like trouble logging in, password reset, changing email subscription preferences, etc.),
send an email to:

For product information or to report adverse events, call: 
1.888.637.4251 (opt. 3) 
Monday–Friday, 8 am–6 pm (ET)

Or write to us at:
Boehringer Ingelheim Animal Health USA Inc.
3239 Satellite Blvd., Building 500
Duluth, GA 30096-4640


NexGard (afoxolaner) is for use in dogs only. The most frequently reported adverse reactions include vomiting, itching, lethargy, diarrhea, and lack of appetite. The safe use of NexGard in pregnant, breeding, or lactating dogs has not been evaluated. Use with caution in dogs with a history of seizures or neurologic disorders. For more information, click here for full prescribing information.