Are flea and tick treatments painful? - Haines Road Animal Hospital

Not at all. I have a chocolate lab myself, and whenever I give him his flea and tick preventative, he thinks it's the best treat ever.

Are flea and tick treatments painful? - Advanced Animal Care

No, they're not painful for your pet, but what might be more painful are some of the secondary things we see from fleas and ticks like skin infections or the itchiness or things like that. But giving them a preventative product or even giving them a regular old bath isn't painful.