Updated On September 23rd, 2025
Pet's info: Dog | German Shepherd | Male | 10 months and 3 days old | 52.9 lbs
Hello doctor! Does Nexgard have any side effects?
1 Answer
Published on November 28th, 2018
Yes. Like all medications, there can be side effects, including vomiting and diarrhea. Here is the product insert that discusses everything about the medication. Look at the section called "Adverse Effects": https://nexgardfordogs.com/assets/NexGard_PI.pdf
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