Bevedo Dog Flea Killer can treat fleas and ticks on dogs, and can also assist in the treatment of allergic dermatitis caused by fleas. It is also more palatable and easier to feed to dogs. Generally, one pill is taken at a time, and the effect can last for 12 weeks. Fleas can be significantly controlled within eight hours of taking the medication, and ticks can be significantly controlled within 24 hours.