The best replacement for flea collar is flea drops.

The best alternatives to flea collar are rated as following:
★★★★★  flea drops
★★  spot on
★  flea medicine

Your alternative for flea collar is not listed? Suggest!
Speaking about flea collar, one probably shouldn't forget about frontline.

Other search terms related to flea collar and their ratings are:
★★★★★ frontline
★★★★★ advantage
★★ frontline plus
★★ advantix
You have in mind a companion for flea collar and it is not yet here? Propose!



Google Trends

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flea collar
flea drops
spot on