A teaspoon is roughly 5mls so a 10 pound cat would take 2 teaspoons every 8 to 12 hours. As you can see having a pet can cost you over 1000 in the first year and well over 500 each additional year. Benadryl also comes in 125 milligrams mg and 25 mg tablets or capsules.
Up to 20 cash back 4mls of Childrens Benadryl equals 10mg which is the appropriate dose for a 7-12lb cat and will not hurt him. 4 Ask Your Vet. A 10-pound cat will most likely need about four milliliters of liquid available at a concentration of 125mg5ml to get the right dose he says. A 10-pound cat will most likely need about four milliliters of liquid available at a concentration of 125mg5ml to get the right dose he says.