How to Report Animal Drug Side Effects and Product Problem
You should call the product manufacturer. In some countries, there is an option to email but calling is preferred. Insist on getting a case number!
BRAVECTO / Merck USA (Merck/MSD Animal Health)
NEXGARD / Merial USA
- 1-888-MERIAL1 (637-4251) (Option 3) Hours of operation are Monday-Friday 8 am 6 pm (ET).
TRIFEXIS / Elanco USA
SIMPARICA / Zoetis, Inc.
Second, you should file a report with the FDA. For more information on filing a report, go to:
- Complete the FDA Adverse Event Voluntary Reporting Form HERE
- Email the completed form to: CVM1932a@fda.hhs.gov