5.0 out of 5 starsBeen Using For 5+ years Works Great! Price is great. I use these on 3 dogs in conjunction with a monthly heartworm pill that also kills flea eggs. ... Later I had a house fire that got rid of them but since using these collars and the monthly heartworm pill I have not seen a flea.

How long does it take for Adams flea collar to work?

The collar will begin to kill fleas and ticks immediately. Its full protection against harder to kill ticks will be built up within a few days after being placed on the pet. For continuous flea and tick protection under normal conditions, replace the collar every seven months.

Do Adams flea collars kill fleas?

The Adams Flea & Tick Collar for Dogs & Puppies kills adult fleas and ticks and repels mosquitoes* for up to 6 months. Two collars in each tin provide up to 12 months of flea, tick, and mosquito control.