Vet's Best Aches + Pains Tablets for Dogs is a natural, aspirin-free formula for discomfort associated with regular exercise and normal daily activity. Contains white willow bark (salicin), pineapple bromelain, glucosamine HCl, MSM, and yucca. Recommended daily dosage for dogs: under 25 lbs., 1 tablet; 25-49 lbs., 2 tablets; 50-75 lbs., 3 tablets; over 75 lbs., 4 tablets. Recommended daily dosage should be divided between two feedings. Dosage may be doubled for dogs requiring high maintenance. Approved for dogs 10 months of age or older. Vet's Best Aches + Pains Tablets for Dogs safe use has not been proven in pregnant animals or those intended for breeding. Chewable tablets.