TEVACARE-625 Water Soluble Powder contains tylvalosin 625 mg per gram, a macrolide antibiotic with strong activity against Mycoplasma species and selected Gram-positive and Gram-negative bacteria. It inhibits bacterial protein synthesis and is indicated for the prevention and treatment of mycoplasmosis (Mycoplasma gallisepticum, M. synoviae) and enteric diseases caused by Clostridium perfringens, including wet litter syndrome and cholangiohepatitis, in poultry.