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Can I use a syringe to split flea & tick spot-on for multiple dogs?

Updated On September 23rd, 2025

Pet's info: Dog | Mixed Breed | Female | unspayed | 30 lbs

Can I apply spot on liquid for ticks and flea by taking the liquid in syringe as it is very difficult to apply to all dogs that I have rescued and it is cheap to buy 4 ml spot on and apply it to 4 dogs rather than buying 1ml pack for each of them. I will take the liquid in syringe and apply 1 ml to each of 4 dogs as the original contair don't have measuring marks. Will it work as usual? I hope you understand my point.

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1 Answer

Most Helpful Answer

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Answered By Angel Alvarado, LVT

Licensed Veterinary Technician

Published on June 15th, 2019

Many pet parents do this, but it is not recommended. It is too easy to under dose or overdose a pet by splitting doses. By using a product in a manner contrary to label directions, you assume all liability in the event of a negative reaction or if the product is ineffective.

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