Not exact matches
They aren't as fast - acting as
oral meds like Capstar but they are effective and work pretty quickly,
killing nearly all fleas within 18 hours of applications.
For example,
oral meds like Capstar only
kill adult fleas.
Had to buy
oral flea
med to
kill the fleas and she had to take for 6 days.
The disadvantages are that these
oral flea
meds for dogs may require a vet's prescription, they don't guard against ticks or other parasites, and they can
kill adult fleas or eggs but not both.