Updated On September 23rd, 2025
Pet's info: Cat | American Shorthair | Male | neutered | 1 year and 1 month old | 18 lbs
Can I put Hartz Ultraguard Pro on my pets after administering Capstar orally?
1 Answer
Published on June 19th, 2017
Always use caution when combining flea treatments. You can use a topical preventative 24 hours after the last dose of Capstar was given. You shouldn't need to repeat the Capstar once the topical treatment has been applied.
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