Overview MU-SE is an emulsion of selenium (a mineral) and tocopherol (vitamin E) for the prevention and treatment of Selenium-Tocopherol Deficiency (STD) in weanling calves and breeding beef cattle.

  • Can be injected subcutaneously or intramuscularly
  • Each mL contains the equivalent to 5 mg selenium and 50 mg tocopherol
  • Approved for both weaning calves and breeding beef cows
  • Federal law restricts this drug to use by or on order of a licensed veterinarian