Overview (Melarsomine Dihydrochloride).

Indicated for the treatment of stabilized Class 1a, 2b and 3c heartworm disease caused by immature (4 month-old, Stage L5) to mature adult infections of Dirofilaria immitis in dogs.

  • Safe and effective in dogs with Class 1, 2 and 3 heartworm disease
  • Shorter, 12-week activity restriction after treatment
  • Reliable availability
  • FDA-approved