and cats 2 to 25 lbs is not a preventative and is safe to use in pregnant or breeding animals. Capstar is fast acting. Capstar begins to kill adult fleas on the pet within 30 minutes and the effect lasts for 24 hours. For use on dogs. and cats
tar is fast acting. Capstar begins to kill adult fleas on the pet within 30 minutes and the effect lasts for 24 hours. For use on dogs.
